core: fix and normalize error messages

11 files changed, 170 insertions, 166 deletions

diff --git a/src/core/hook/wee-hook-command.c b/src/core/hook/wee-hook-command.c
index cd117ac36..a9b3eac56 100644
--- a/src/core/hook/wee-hook-command.c
+++ b/src/core/hook/wee-hook-command.c
@@ -278,8 +278,8 @@ hook_command (struct t_weechat_plugin *plugin, const char *command,
     if (hook_command_search (plugin, command))
     {
         gui_chat_printf (NULL,
-                         _("%sError: another command \"%s\" already exists "
-                           "for plugin \"%s\""),
+                         _("%sAnother command \"%s\" already exists for "
+                           "plugin \"%s\""),
                          gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                          command,
                          plugin_get_name (plugin));
diff --git a/src/core/hook/wee-hook-fd.c b/src/core/hook/wee-hook-fd.c
index bbe2b56aa..474cd2573 100644
--- a/src/core/hook/wee-hook-fd.c
+++ b/src/core/hook/wee-hook-fd.c
@@ -202,8 +202,8 @@ hook_fd_exec ()
                 {
                     HOOK_FD(ptr_hook, error) = errno;
                     gui_chat_printf (NULL,
-                                     _("%sError: bad file descriptor (%d) "
-                                       "used in hook_fd"),
+                                     _("%sBad file descriptor (%d) used in "
+                                       "hook_fd"),
                                      gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                                      HOOK_FD(ptr_hook, fd));
                 }
diff --git a/src/core/wee-command.c b/src/core/wee-command.c
index 1c23062b0..74ce478c2 100644
--- a/src/core/wee-command.c
+++ b/src/core/wee-command.c
@@ -252,8 +252,7 @@ COMMAND_CALLBACK(bar)
         if (type < 0)
         {
             gui_chat_printf (NULL,
-                             _("%sError: wrong type \"%s\" for bar "
-                               "\"%s\""),
+                             _("%sInvalid type \"%s\" for bar \"%s\""),
                              gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                              str_type, argv[2]);
             free (str_type);
@@ -263,8 +262,7 @@ COMMAND_CALLBACK(bar)
         if (position < 0)
         {
             gui_chat_printf (NULL,
-                             _("%sError: wrong position \"%s\" for bar "
-                               "\"%s\""),
+                             _("%sInvalid position \"%s\" for bar \"%s\""),
                              gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                              argv[4], argv[2]);
             free (str_type);
@@ -299,8 +297,7 @@ COMMAND_CALLBACK(bar)
             }
             else
             {
-                gui_chat_printf (NULL, _("%sError: failed to create bar "
-                                         "\"%s\""),
+                gui_chat_printf (NULL, _("%sFailed to create bar \"%s\""),
                                  gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                                  argv[2]);
             }
@@ -308,8 +305,7 @@ COMMAND_CALLBACK(bar)
         else
         {
             gui_chat_printf (NULL,
-                             _("%sError: wrong size \"%s\" for bar "
-                               "\"%s\""),
+                             _("%sInvalid size \"%s\" for bar \"%s\""),
                              gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                              argv[5], argv[2]);
             free (str_type);
@@ -358,7 +354,7 @@ COMMAND_CALLBACK(bar)
             if (!ptr_bar)
             {
                 gui_chat_printf (NULL,
-                                 _("%sError: unknown bar \"%s\""),
+                                 _("%sBar \"%s\" not found"),
                                  gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                                  argv[2]);
                 return WEECHAT_RC_OK;
@@ -381,7 +377,7 @@ COMMAND_CALLBACK(bar)
         if (!ptr_bar)
         {
             gui_chat_printf (NULL,
-                             _("%sError: unknown bar \"%s\""),
+                             _("%sBar \"%s\" not found"),
                              gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                              argv[2]);
             return WEECHAT_RC_OK;
@@ -389,8 +385,7 @@ COMMAND_CALLBACK(bar)
         if (!gui_bar_set (ptr_bar, argv[3], argv_eol[4]))
         {
             gui_chat_printf (NULL,
-                             _("%sError: unable to set option \"%s\" for "
-                               "bar \"%s\""),
+                             _("%sUnable to set option \"%s\" for bar \"%s\""),
                              gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                              argv[3], argv[2]);
             return WEECHAT_RC_OK;
@@ -406,7 +401,7 @@ COMMAND_CALLBACK(bar)
         if (!ptr_bar)
         {
             gui_chat_printf (NULL,
-                             _("%sError: unknown bar \"%s\""),
+                             _("%sBar \"%s\" not found"),
                              gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                              argv[2]);
             return WEECHAT_RC_OK;
@@ -424,7 +419,7 @@ COMMAND_CALLBACK(bar)
         if (!ptr_bar)
         {
             gui_chat_printf (NULL,
-                             _("%sError: unknown bar \"%s\""),
+                             _("%sBar \"%s\" not found"),
                              gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                              argv[2]);
             return WEECHAT_RC_OK;
@@ -442,7 +437,7 @@ COMMAND_CALLBACK(bar)
         if (!ptr_bar)
         {
             gui_chat_printf (NULL,
-                             _("%sError: unknown bar \"%s\""),
+                             _("%sBar \"%s\" not found"),
                              gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                              argv[2]);
             return WEECHAT_RC_OK;
@@ -472,14 +467,14 @@ COMMAND_CALLBACK(bar)
             if (!ptr_window)
             {
                 gui_chat_printf (NULL,
-                                 _("%sError: window not found for \"%s\" command"),
+                                 _("%sWindow not found for \"%s\" command"),
                                  gui_chat_prefix[GUI_CHAT_PREFIX_ERROR], "bar");
                 return WEECHAT_RC_OK;
             }
             if (!gui_bar_scroll (ptr_bar, ptr_window, argv_eol[4]))
             {
                 gui_chat_printf (NULL,
-                                 _("%sError: unable to scroll bar \"%s\""),
+                                 _("%sUnable to scroll bar \"%s\""),
                                  gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                                  argv[2]);
                 return WEECHAT_RC_OK;
@@ -508,7 +503,7 @@ command_buffer_check_number (long number)
     {
         /* invalid number */
         gui_chat_printf (NULL,
-                         _("%sError: buffer number %d is out of range "
+                         _("%sBuffer number \"%d\" is out of range "
                            "(it must be between 1 and %d)"),
                          gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                          number,
@@ -622,7 +617,7 @@ COMMAND_CALLBACK(buffer)
         if (gui_buffer_is_reserved_name (argv[arg_name]))
         {
             gui_chat_printf (NULL,
-                             _("%sError: name \"%s\" is reserved for WeeChat"),
+                             _("%sBuffer name \"%s\" is reserved for WeeChat"),
                              gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                              argv[arg_name]);
             return WEECHAT_RC_OK;
@@ -728,8 +723,9 @@ COMMAND_CALLBACK(buffer)
             {
                 /* invalid number */
                 gui_chat_printf (NULL,
-                                 _("%sError: incorrect buffer number"),
-                                 gui_chat_prefix[GUI_CHAT_PREFIX_ERROR]);
+                                 _("%sInvalid buffer number: \"%s\""),
+                                 gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
+                                 argv[2]);
                 return WEECHAT_RC_OK;
             }
         }
@@ -747,16 +743,32 @@ COMMAND_CALLBACK(buffer)
 
         /* search buffers to swap */
         ptr_buffer = gui_buffer_search_by_number_or_name (argv[2]);
-        ptr_buffer2 = (argc > 3) ?
-            gui_buffer_search_by_number_or_name (argv[3]) : buffer;
-        if (!ptr_buffer || !ptr_buffer2)
+        if (!ptr_buffer)
         {
             /* invalid buffer name/number */
             gui_chat_printf (NULL,
-                             _("%sError: buffer not found"),
-                             gui_chat_prefix[GUI_CHAT_PREFIX_ERROR]);
+                             _("%sBuffer \"%s\" not found"),
+                             gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
+                             argv[2]);
             return WEECHAT_RC_OK;
         }
+        if (argc > 3)
+        {
+            ptr_buffer2 = gui_buffer_search_by_number_or_name (argv[3]);
+            if (!ptr_buffer2)
+            {
+                /* invalid buffer name/number */
+                gui_chat_printf (NULL,
+                                 _("%sBuffer \"%s\" not found"),
+                                 gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
+                                 argv[3]);
+                return WEECHAT_RC_OK;
+            }
+        }
+        else
+        {
+            ptr_buffer2 = buffer;
+        }
 
         gui_buffer_swap (ptr_buffer->number, ptr_buffer2->number);
 
@@ -820,8 +832,9 @@ COMMAND_CALLBACK(buffer)
         if (!ptr_buffer)
         {
             gui_chat_printf (NULL,
-                             _("%sError: buffer not found"),
-                             gui_chat_prefix[GUI_CHAT_PREFIX_ERROR]);
+                             _("%sBuffer \"%s\" not found"),
+                             gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
+                             argv[2]);
             return WEECHAT_RC_OK;
         }
         gui_buffer_merge (buffer, ptr_buffer);
@@ -847,8 +860,9 @@ COMMAND_CALLBACK(buffer)
                 {
                     /* invalid number */
                     gui_chat_printf (NULL,
-                                     _("%sError: incorrect buffer number"),
-                                     gui_chat_prefix[GUI_CHAT_PREFIX_ERROR]);
+                                     _("%sInvalid buffer number: \"%s\""),
+                                     gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
+                                     argv[2]);
                     return WEECHAT_RC_OK;
                 }
                 if (!command_buffer_check_number ((int)number))
@@ -942,7 +956,7 @@ COMMAND_CALLBACK(buffer)
         if (CONFIG_BOOLEAN(config_look_buffer_auto_renumber))
         {
             gui_chat_printf (NULL,
-                             _("%sError: renumbering is allowed only if option "
+                             _("%sRenumbering is allowed only if option "
                                "weechat.look.buffer_auto_renumber is off"),
                              gui_chat_prefix[GUI_CHAT_PREFIX_ERROR]);
             return WEECHAT_RC_OK;
@@ -958,8 +972,9 @@ COMMAND_CALLBACK(buffer)
                 {
                     /* invalid number */
                     gui_chat_printf (NULL,
-                                     _("%sError: incorrect buffer number"),
-                                     gui_chat_prefix[GUI_CHAT_PREFIX_ERROR]);
+                                     _("%sInvalid buffer number: \"%s\""),
+                                     gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
+                                     argv[i + 2]);
                     return WEECHAT_RC_OK;
                 }
                 if ((i == 2) && !command_buffer_check_number ((int)numbers[i]))
@@ -1079,8 +1094,7 @@ COMMAND_CALLBACK(buffer)
                      * buffer to close with matching number
                      */
                     gui_chat_printf (NULL,
-                                     _("%sError: WeeChat main buffer can't be "
-                                       "closed"),
+                                     _("%sWeeChat main buffer can't be closed"),
                                      gui_chat_prefix[GUI_CHAT_PREFIX_ERROR]);
                 }
             }
@@ -1114,7 +1128,7 @@ COMMAND_CALLBACK(buffer)
             if (!config_weechat_notify_set (buffer, argv_eol[2]))
             {
                 gui_chat_printf (NULL,
-                                 _("%sError: unable to set notify level \"%s\""),
+                                 _("%sUnable to set notify level \"%s\""),
                                  gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                                  argv_eol[2]);
             }
@@ -1276,8 +1290,9 @@ COMMAND_CALLBACK(buffer)
             {
                 /* invalid number */
                 gui_chat_printf (NULL,
-                                 _("%sError: incorrect buffer number"),
-                                 gui_chat_prefix[GUI_CHAT_PREFIX_ERROR]);
+                                 _("%sInvalid buffer number: \"%s\""),
+                                 gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
+                                 argv[1] + 1);
                 return WEECHAT_RC_OK;
             }
         }
@@ -1346,8 +1361,9 @@ COMMAND_CALLBACK(buffer)
             {
                 /* invalid number */
                 gui_chat_printf (NULL,
-                                 _("%sError: incorrect buffer number"),
-                                 gui_chat_prefix[GUI_CHAT_PREFIX_ERROR]);
+                                 _("%sInvalid buffer number: \"%s\""),
+                                 gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
+                                 argv[1] + 1);
                 return WEECHAT_RC_OK;
             }
         }
@@ -1381,8 +1397,9 @@ COMMAND_CALLBACK(buffer)
         {
             /* invalid number */
             gui_chat_printf (NULL,
-                             _("%sError: incorrect buffer number"),
-                             gui_chat_prefix[GUI_CHAT_PREFIX_ERROR]);
+                             _("%sInvalid buffer number: \"%s\""),
+                             gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
+                             argv[1] + 1);
             return WEECHAT_RC_OK;
         }
         return WEECHAT_RC_OK;
@@ -1635,8 +1652,9 @@ COMMAND_CALLBACK(command)
         if (!ptr_buffer)
         {
             gui_chat_printf (NULL,
-                             _("%sError: buffer not found"),
-                             gui_chat_prefix[GUI_CHAT_PREFIX_ERROR]);
+                             _("%sBuffer \"%s\" not found"),
+                             gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
+                             argv[2]);
             return WEECHAT_RC_OK;
         }
         index_args = 3;
@@ -2254,8 +2272,7 @@ COMMAND_CALLBACK(filter)
                 {
                     gui_chat_printf_date_tags (NULL, 0,
                                                GUI_FILTER_TAG_NO_FILTER,
-                                               _("%sError: filter \"%s\" not "
-                                                 "found"),
+                                               _("%sFilter \"%s\" not found"),
                                                gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                                                argv[2]);
                     return WEECHAT_RC_OK;
@@ -2312,8 +2329,7 @@ COMMAND_CALLBACK(filter)
                 {
                     gui_chat_printf_date_tags (NULL, 0,
                                                GUI_FILTER_TAG_NO_FILTER,
-                                               _("%sError: filter \"%s\" not "
-                                                 "found"),
+                                               _("%sFilter \"%s\" not found"),
                                                gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                                                argv[2]);
                     return WEECHAT_RC_OK;
@@ -2361,8 +2377,7 @@ COMMAND_CALLBACK(filter)
                 {
                     gui_chat_printf_date_tags (NULL, 0,
                                                GUI_FILTER_TAG_NO_FILTER,
-                                               _("%sError: filter \"%s\" not "
-                                                 "found"),
+                                               _("%sFilter \"%s\" not found"),
                                                gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                                                argv[2]);
                     return WEECHAT_RC_OK;
@@ -2388,8 +2403,8 @@ COMMAND_CALLBACK(filter)
         if ((strcmp (argv[4], "*") == 0) && (strcmp (argv_eol[5], "*") == 0))
         {
             gui_chat_printf_date_tags (NULL, 0, GUI_FILTER_TAG_NO_FILTER,
-                                       _("%sError: you must specify at least "
-                                         "tags or regex for filter"),
+                                       _("%sYou must specify at least tags "
+                                         "or regex for filter"),
                                        gui_chat_prefix[GUI_CHAT_PREFIX_ERROR]);
             return WEECHAT_RC_OK;
         }
@@ -2437,7 +2452,7 @@ COMMAND_CALLBACK(filter)
             else
             {
                 gui_chat_printf_date_tags (NULL, 0, GUI_FILTER_TAG_NO_FILTER,
-                                           _("%sError: unable to rename filter "
+                                           _("%sUnable to rename filter "
                                              "\"%s\" to \"%s\""),
                                            gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                                            argv[2], argv[3]);
@@ -2447,7 +2462,7 @@ COMMAND_CALLBACK(filter)
         else
         {
             gui_chat_printf_date_tags (NULL, 0, GUI_FILTER_TAG_NO_FILTER,
-                                       _("%sError: filter \"%s\" not found"),
+                                       _("%sFilter \"%s\" not found"),
                                        gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                                        argv[2]);
             return WEECHAT_RC_OK;
@@ -2490,7 +2505,7 @@ COMMAND_CALLBACK(filter)
             else
             {
                 gui_chat_printf_date_tags (NULL, 0, GUI_FILTER_TAG_NO_FILTER,
-                                           _("%sError: filter \"%s\" not found"),
+                                           _("%sFilter \"%s\" not found"),
                                            gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                                            argv[2]);
                 return WEECHAT_RC_OK;
@@ -3432,7 +3447,7 @@ command_key_reset (int context, const char *key)
                 if (!ptr_new_key)
                 {
                     gui_chat_printf (NULL,
-                                     _("%sError: unable to bind key \"%s\""),
+                                     _("%sUnable to bind key \"%s\""),
                                      gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                                      key);
                     return WEECHAT_RC_OK;
@@ -3455,7 +3470,7 @@ command_key_reset (int context, const char *key)
             if (!rc)
             {
                 gui_chat_printf (NULL,
-                                 _("%sError: unable to unbind key \"%s\""),
+                                 _("%sUnable to unbind key \"%s\""),
                                  gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                                  key);
                 return WEECHAT_RC_OK;
@@ -3471,7 +3486,7 @@ command_key_reset (int context, const char *key)
             if (!ptr_new_key)
             {
                 gui_chat_printf (NULL,
-                                 _("%sError: unable to bind key \"%s\""),
+                                 _("%sUnable to bind key \"%s\""),
                                  gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                                  key);
                 return WEECHAT_RC_OK;
@@ -3592,10 +3607,10 @@ COMMAND_CALLBACK(key)
             && !gui_key_is_safe (GUI_KEY_CONTEXT_DEFAULT, argv[2]))
         {
             gui_chat_printf (NULL,
-                             _("%sError: it is not safe to bind key \"%s\" because "
-                               "it does not start with a ctrl or meta code (tip: "
-                               "use alt-k to find key codes); if you want to "
-                               "bind this key anyway, turn off option "
+                             _("%sIt is not safe to bind key \"%s\" because "
+                               "it does not start with a ctrl or meta code "
+                               "(tip: use alt-k to find key codes); if you "
+                               "want to bind this key anyway, turn off option "
                                "weechat.look.key_bind_safe"),
                              gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                              argv[2]);
@@ -3608,7 +3623,7 @@ COMMAND_CALLBACK(key)
         if (!ptr_new_key)
         {
             gui_chat_printf (NULL,
-                             _("%sError: unable to bind key \"%s\""),
+                             _("%sUnable to bind key \"%s\""),
                              gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                              argv[2]);
             return WEECHAT_RC_OK;
@@ -3626,7 +3641,7 @@ COMMAND_CALLBACK(key)
         if (context < 0)
         {
             gui_chat_printf (NULL,
-                             _("%sError: context \"%s\" not found"),
+                             _("%sContext \"%s\" not found"),
                              gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                              argv[2]);
             return WEECHAT_RC_OK;
@@ -3661,10 +3676,10 @@ COMMAND_CALLBACK(key)
             && !gui_key_is_safe (context, argv[3]))
         {
             gui_chat_printf (NULL,
-                             _("%sError: it is not safe to bind key \"%s\" because "
-                               "it does not start with a ctrl or meta code (tip: "
-                               "use alt-k to find key codes); if you want to "
-                               "bind this key anyway, turn off option "
+                             _("%sIt is not safe to bind key \"%s\" because "
+                               "it does not start with a ctrl or meta code "
+                               "(tip: use alt-k to find key codes); if you "
+                               "want to bind this key anyway, turn off option "
                                "weechat.look.key_bind_safe"),
                              gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                              argv[3]);
@@ -3678,7 +3693,7 @@ COMMAND_CALLBACK(key)
         if (!ptr_new_key)
         {
             gui_chat_printf (NULL,
-                             _("%sError: unable to bind key \"%s\""),
+                             _("%sUnable to bind key \"%s\""),
                              gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                              argv[3]);
             return WEECHAT_RC_OK;
@@ -3698,7 +3713,7 @@ COMMAND_CALLBACK(key)
         if (!rc)
         {
             gui_chat_printf (NULL,
-                             _("%sError: unable to unbind key \"%s\""),
+                             _("%sUnable to unbind key \"%s\""),
                              gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                              argv[2]);
             return WEECHAT_RC_OK;
@@ -3717,7 +3732,7 @@ COMMAND_CALLBACK(key)
         if (context < 0)
         {
             gui_chat_printf (NULL,
-                             _("%sError: context \"%s\" not found"),
+                             _("%sContext \"%s\" not found"),
                              gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                              argv[2]);
             return WEECHAT_RC_OK;
@@ -3729,7 +3744,7 @@ COMMAND_CALLBACK(key)
         if (!rc)
         {
             gui_chat_printf (NULL,
-                             _("%sError: unable to unbind key \"%s\""),
+                             _("%sUnable to unbind key \"%s\""),
                              gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                              argv[3]);
             return WEECHAT_RC_OK;
@@ -3755,7 +3770,7 @@ COMMAND_CALLBACK(key)
         if (context < 0)
         {
             gui_chat_printf (NULL,
-                             _("%sError: context \"%s\" not found"),
+                             _("%sContext \"%s\" not found"),
                              gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                              argv[2]);
             return WEECHAT_RC_OK;
@@ -3787,7 +3802,7 @@ COMMAND_CALLBACK(key)
         else
         {
             gui_chat_printf (NULL,
-                             _("%sError: \"-yes\" argument is required for "
+                             _("%sArgument \"-yes\" is required for "
                                "keys reset (security reason)"),
                              gui_chat_prefix[GUI_CHAT_PREFIX_ERROR]);
             return WEECHAT_RC_OK;
@@ -4075,7 +4090,7 @@ COMMAND_CALLBACK(layout)
         if (!ptr_layout)
         {
             gui_chat_printf (NULL,
-                             _("%sError: unknown layout \"%s\""),
+                             _("%sLayout \"%s\" not found"),
                              gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                              argv[2]);
             return WEECHAT_RC_OK;
@@ -4084,7 +4099,7 @@ COMMAND_CALLBACK(layout)
         if (ptr_layout2)
         {
             gui_chat_printf (NULL,
-                             _("%sError: layout \"%s\" already exists for "
+                             _("%sLayout \"%s\" already exists for "
                                "\"%s\" command"),
                              gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                              argv[3], "layout rename");
@@ -4906,7 +4921,7 @@ COMMAND_CALLBACK(print)
         if (gui_buffer_is_reserved_name (argv[arg_new_buffer_name]))
         {
             gui_chat_printf (NULL,
-                             _("%sError: name \"%s\" is reserved for WeeChat"),
+                             _("%sBuffer name \"%s\" is reserved for WeeChat"),
                              gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                              argv[arg_new_buffer_name]);
             return WEECHAT_RC_OK;
@@ -5042,8 +5057,7 @@ COMMAND_CALLBACK(proxy)
         if (type < 0)
         {
             gui_chat_printf (NULL,
-                             _("%sError: wrong type \"%s\" for proxy "
-                               "\"%s\""),
+                             _("%sInvalid type \"%s\" for proxy \"%s\""),
                              gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                              argv[3], argv[2]);
             return WEECHAT_RC_OK;
@@ -5063,8 +5077,7 @@ COMMAND_CALLBACK(proxy)
             }
             else
             {
-                gui_chat_printf (NULL, _("%sError: failed to add proxy "
-                                         "\"%s\""),
+                gui_chat_printf (NULL, _("%sFailed to add proxy \"%s\""),
                                  gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                                  argv[2]);
             }
@@ -5072,8 +5085,7 @@ COMMAND_CALLBACK(proxy)
         else
         {
             gui_chat_printf (NULL,
-                             _("%sError: wrong port \"%s\" for proxy "
-                               "\"%s\""),
+                             _("%sInvalid port \"%s\" for proxy \"%s\""),
                              gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                              argv[5], argv[2]);
             return WEECHAT_RC_OK;
@@ -5096,7 +5108,7 @@ COMMAND_CALLBACK(proxy)
             if (!ptr_proxy)
             {
                 gui_chat_printf (NULL,
-                                 _("%sError: unknown proxy \"%s\""),
+                                 _("%sProxy \"%s\" not found"),
                                  gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                                  argv[2]);
                 return WEECHAT_RC_OK;
@@ -5115,7 +5127,7 @@ COMMAND_CALLBACK(proxy)
         if (!ptr_proxy)
         {
             gui_chat_printf (NULL,
-                             _("%sError: unknown proxy \"%s\""),
+                             _("%sProxy \"%s\" not found"),
                              gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                              argv[2]);
             return WEECHAT_RC_OK;
@@ -5123,8 +5135,7 @@ COMMAND_CALLBACK(proxy)
         if (!proxy_set (ptr_proxy, argv[3], argv_eol[4]))
         {
             gui_chat_printf (NULL,
-                             _("%sError: unable to set option \"%s\" for "
-                               "proxy \"%s\""),
+                             _("%sUnable to set option \"%s\" for proxy \"%s\""),
                              gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                              argv[3], argv[2]);
             return WEECHAT_RC_OK;
@@ -5216,7 +5227,7 @@ command_reload_file (struct t_config_file *config_file)
     else
     {
         gui_chat_printf (NULL,
-                         _("%sError: failed to reload options from %s"),
+                         _("%sFailed to reload options from %s"),
                          gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                          config_file->filename);
     }
@@ -5351,8 +5362,9 @@ COMMAND_CALLBACK(repeat)
     {
         /* invalid count */
         gui_chat_printf (NULL,
-                         _("%sError: incorrect number"),
-                         gui_chat_prefix[GUI_CHAT_PREFIX_ERROR]);
+                         _("%sInvalid number: \"%s\""),
+                         gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
+                         argv[arg_count]);
         return WEECHAT_RC_OK;
     }
 
@@ -5411,7 +5423,7 @@ command_save_file (struct t_config_file *config_file)
     else
     {
         gui_chat_printf (NULL,
-                         _("%sError: failed to save options to %s"),
+                         _("%sFailed to save options to %s"),
                          gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                          config_file->filename);
     }
@@ -5534,8 +5546,7 @@ COMMAND_CALLBACK(secure)
             && (strlen (argv_eol[2]) > SECURE_PASSPHRASE_MAX_LENGTH))
         {
             gui_chat_printf (NULL,
-                             _("%sError: passphrase is too long "
-                               "(max: %d chars)"),
+                             _("%sPassphrase is too long (max: %d chars)"),
                              gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                              SECURE_PASSPHRASE_MAX_LENGTH);
             return WEECHAT_RC_OK;
@@ -5966,8 +5977,7 @@ COMMAND_CALLBACK(set)
             else
             {
                 gui_chat_printf (NULL,
-                                 _("%sError: failed to set variable "
-                                   "\"%s\": %s"),
+                                 _("%sFailed to set variable \"%s\": %s"),
                                  gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                                  argv[2],
                                  strerror (errno));
@@ -5985,8 +5995,7 @@ COMMAND_CALLBACK(set)
             else
             {
                 gui_chat_printf (NULL,
-                                 _("%sError: failed to unset variable "
-                                   "\"%s\": %s"),
+                                 _("%sFailed to unset variable \"%s\": %s"),
                                  gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                                  argv[2],
                                  strerror (errno));
@@ -6060,13 +6069,13 @@ COMMAND_CALLBACK(set)
     {
         case WEECHAT_CONFIG_OPTION_SET_ERROR:
             gui_chat_printf (NULL,
-                             _("%sError: failed to set option \"%s\""),
+                             _("%sFailed to set option \"%s\""),
                              gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                              argv[1]);
             return WEECHAT_RC_OK;
         case WEECHAT_CONFIG_OPTION_SET_OPTION_NOT_FOUND:
             gui_chat_printf (NULL,
-                             _("%sError: option \"%s\" not found"),
+                             _("%sOption \"%s\" not found"),
                              gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                              argv[1]);
             return WEECHAT_RC_OK;
@@ -6347,7 +6356,7 @@ COMMAND_CALLBACK(upgrade)
     if (!upgrade_weechat_save ())
     {
         gui_chat_printf (NULL,
-                         _("%sError: unable to save session in file"),
+                         _("%sUnable to save session in file"),
                          gui_chat_prefix[GUI_CHAT_PREFIX_ERROR]);
         if (ptr_binary)
             free (ptr_binary);
@@ -6715,17 +6724,18 @@ COMMAND_CALLBACK(window)
         if (error && !error[0])
             ptr_win = gui_window_search_by_number (number);
         else
-            ptr_win = NULL;
+        {
+            /* invalid number */
+            gui_chat_printf (NULL,
+                             _("%sInvalid window number: \"%s\""),
+                             gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
+                             argv[3]);
+            return WEECHAT_RC_OK;
+        }
         win_args = 4;
     }
     if (!ptr_win)
-    {
-        /* invalid number */
-        gui_chat_printf (NULL,
-                         _("%sError: incorrect window number"),
-                         gui_chat_prefix[GUI_CHAT_PREFIX_ERROR]);
         return WEECHAT_RC_OK;
-    }
 
     /* page up */
     if (string_strcasecmp (argv[1], "page_up") == 0)
@@ -6908,9 +6918,8 @@ COMMAND_CALLBACK(window)
             if (!gui_window_merge (ptr_win))
             {
                 gui_chat_printf (NULL,
-                                 _("%sError: can not merge windows, "
-                                   "there's no other window with same "
-                                   "size near current one"),
+                                 _("%sCan not merge windows, there's no other "
+                                   "window with same size near current one"),
                                  gui_chat_prefix[GUI_CHAT_PREFIX_ERROR]);
                 return WEECHAT_RC_OK;
             }
@@ -6924,9 +6933,8 @@ COMMAND_CALLBACK(window)
         if (!gui_window_close (ptr_win))
         {
             gui_chat_printf (NULL,
-                             _("%sError: can not close window, "
-                               "there's no other window with same "
-                               "size near current one"),
+                             _("%sCan not close window, there's no other "
+                               "window with same size near current one"),
                              gui_chat_prefix[GUI_CHAT_PREFIX_ERROR]);
             return WEECHAT_RC_OK;
         }
diff --git a/src/core/wee-config-file.c b/src/core/wee-config-file.c
index dd43126f4..70a310a41 100644
--- a/src/core/wee-config-file.c
+++ b/src/core/wee-config-file.c
@@ -589,7 +589,7 @@ config_file_new_option (struct t_config_file *config_file,
     }
     if (var_type < 0)
     {
-        gui_chat_printf (NULL, "%sError: unknown option type \"%s\"",
+        gui_chat_printf (NULL, "%sUnknown option type \"%s\"",
                          gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                          type);
         goto error;
@@ -2411,7 +2411,7 @@ config_file_write_internal (struct t_config_file *config_file,
     if (!config_file->file)
     {
         gui_chat_printf (NULL,
-                         _("%sError: cannot create file \"%s\""),
+                         _("%sCannot create file \"%s\""),
                          gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                          filename2);
         goto error;
diff --git a/src/core/wee-config.c b/src/core/wee-config.c
index f1b02edd3..8f2c6da1e 100644
--- a/src/core/wee-config.c
+++ b/src/core/wee-config.c
@@ -1724,7 +1724,7 @@ config_weechat_palette_create_option_cb (const void *pointer, void *data,
     else
     {
         gui_chat_printf (NULL,
-                         _("%sError: palette option must be numeric"),
+                         _("%sPalette option must be numeric"),
                          gui_chat_prefix[GUI_CHAT_PREFIX_ERROR]);
     }
 
diff --git a/src/core/wee-input.c b/src/core/wee-input.c
index 3a8cd0113..9e5760220 100644
--- a/src/core/wee-input.c
+++ b/src/core/wee-input.c
@@ -177,7 +177,7 @@ input_exec_command (struct t_gui_buffer *buffer,
             else
             {
                 gui_chat_printf_date_tags (NULL, 0, GUI_FILTER_TAG_NO_FILTER,
-                                           _("%sError: unknown command \"%s\" "
+                                           _("%sUnknown command \"%s\" "
                                              "(type /help for help)"),
                                            gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                                            command_name);
@@ -187,7 +187,7 @@ input_exec_command (struct t_gui_buffer *buffer,
         case HOOK_COMMAND_EXEC_AMBIGUOUS_PLUGINS:
             /* command is ambiguous (exists for other plugins) */
             gui_chat_printf_date_tags (NULL, 0, GUI_FILTER_TAG_NO_FILTER,
-                                       _("%sError: ambiguous command \"%s\": "
+                                       _("%sAmbiguous command \"%s\": "
                                          "it exists in many plugins and not in "
                                          "\"%s\" plugin"),
                                        gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
@@ -201,7 +201,7 @@ input_exec_command (struct t_gui_buffer *buffer,
              * start with this name)
              */
             gui_chat_printf_date_tags (NULL, 0, GUI_FILTER_TAG_NO_FILTER,
-                                       _("%sError: incomplete command \"%s\" "
+                                       _("%sIncomplete command \"%s\" "
                                          "and multiple commands start with "
                                          "this name"),
                                        gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
@@ -211,7 +211,7 @@ input_exec_command (struct t_gui_buffer *buffer,
         case HOOK_COMMAND_EXEC_RUNNING:
             /* command is running */
             gui_chat_printf_date_tags (NULL, 0, GUI_FILTER_TAG_NO_FILTER,
-                                       _("%sError: too many calls to command "
+                                       _("%sToo many calls to command "
                                          "\"%s\" (looping)"),
                                        gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                                        command_name);
diff --git a/src/core/wee-secure-config.c b/src/core/wee-secure-config.c
index c2bb38752..a1ae597d2 100644
--- a/src/core/wee-secure-config.c
+++ b/src/core/wee-secure-config.c
@@ -194,9 +194,9 @@ secure_config_reload_cb (const void *pointer, void *data,
     if (secure_hashtable_data_encrypted->items_count > 0)
     {
         gui_chat_printf (NULL,
-                         _("%sError: not possible to reload file sec.conf "
-                           "because there is still encrypted data (use /secure "
-                           "decrypt, see /help secure)"),
+                         _("%sUnable to reload file sec.conf because there is "
+                           "still encrypted data (use /secure decrypt, see "
+                           "/help secure)"),
                          gui_chat_prefix[GUI_CHAT_PREFIX_ERROR]);
         return WEECHAT_CONFIG_READ_FILE_NOT_FOUND;
     }
diff --git a/src/core/wee-util.c b/src/core/wee-util.c
index a0976d9a2..f64d5548c 100644
--- a/src/core/wee-util.c
+++ b/src/core/wee-util.c
@@ -153,8 +153,8 @@ util_setrlimit_resource (const char *resource_name, long limit)
             if (limit < -1)
             {
                 gui_chat_printf (NULL,
-                                 _("%sError: invalid limit for resource \"%s\": "
-                                   "%s (must be >= -1)"),
+                                 _("%sInvalid limit for resource \"%s\": %s "
+                                   "(must be >= -1)"),
                                  gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                                  resource_name, str_limit);
                 return;
@@ -176,8 +176,8 @@ util_setrlimit_resource (const char *resource_name, long limit)
             else
             {
                 gui_chat_printf (NULL,
-                                 _("%sError: unable to set resource limit "
-                                   "\"%s\" to %s: error %d %s"),
+                                 _("%sUnable to set resource limit \"%s\" to "
+                                   "%s: error %d %s"),
                                  gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                                  resource_name, str_limit,
                                  errno, strerror (errno));
@@ -187,7 +187,7 @@ util_setrlimit_resource (const char *resource_name, long limit)
     }
 
     gui_chat_printf (NULL,
-                     _("%sError: unknown resource limit \"%s\" (see /help "
+                     _("%sUnknown resource limit \"%s\" (see /help "
                        "weechat.startup.sys_rlimit)"),
                      gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                      resource_name);
@@ -228,8 +228,8 @@ util_setrlimit ()
                 else
                 {
                     gui_chat_printf (NULL,
-                                     _("%sError: invalid limit for resource "
-                                       "\"%s\": %s (must be >= -1)"),
+                                     _("%sInvalid limit for resource \"%s\": "
+                                       "%s (must be >= -1)"),
                                      gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                                      items[i], pos + 1);
                 }
diff --git a/src/gui/gui-buffer.c b/src/gui/gui-buffer.c
index 951f2b478..e3fe97c01 100644
--- a/src/gui/gui-buffer.c
+++ b/src/gui/gui-buffer.c
@@ -659,8 +659,7 @@ gui_buffer_new (struct t_weechat_plugin *plugin,
     if (gui_buffer_search_by_name (plugin_get_name (plugin), name))
     {
         gui_chat_printf (NULL,
-                         _("%sError: a buffer with same name (%s) already "
-                           "exists"),
+                         _("%sA buffer with same name (%s) already exists"),
                          gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                          name);
         return NULL;
@@ -669,8 +668,7 @@ gui_buffer_new (struct t_weechat_plugin *plugin,
     if (gui_buffers_count >= GUI_BUFFERS_MAX)
     {
         gui_chat_printf (NULL,
-                         _("%sError: maximum number of buffers is reached "
-                           "(%d)"),
+                         _("%sMaximum number of buffers is reached (%d)"),
                          gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                          GUI_BUFFERS_MAX);
         return NULL;
@@ -3536,8 +3534,8 @@ gui_buffer_merge (struct t_gui_buffer *buffer,
         || (target_buffer->type != GUI_BUFFER_TYPE_FORMATTED))
     {
         gui_chat_printf (NULL,
-                         _("%sError: it is only possible to merge buffers "
-                           "with formatted content"),
+                         _("%sIt is only possible to merge buffers with "
+                           "formatted content"),
                          gui_chat_prefix[GUI_CHAT_PREFIX_ERROR]);
         return;
     }
diff --git a/src/gui/gui-filter.c b/src/gui/gui-filter.c
index 6d368ac4d..ed9c7b0c1 100644
--- a/src/gui/gui-filter.c
+++ b/src/gui/gui-filter.c
@@ -271,7 +271,7 @@ gui_filter_new_error (const char *name, const char *error)
 {
     gui_chat_printf_date_tags (
         NULL, 0, GUI_FILTER_TAG_NO_FILTER,
-        _("%sError adding filter \"%s\": %s"),
+        _("%sUnable to add filter \"%s\": %s"),
         gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
         (name) ? name : "",
         error);
diff --git a/src/plugins/plugin.c b/src/plugins/plugin.c
index f1f840463..2bacc7057 100644
--- a/src/plugins/plugin.c
+++ b/src/plugins/plugin.c
@@ -367,8 +367,7 @@ plugin_call_init (struct t_weechat_plugin *plugin, int argc, char **argv)
     else
     {
         gui_chat_printf (NULL,
-                         _("%sError: unable to initialize plugin "
-                           "\"%s\""),
+                         _("%sUnable to initialize plugin \"%s\""),
                          gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                          plugin->filename);
     }
@@ -416,7 +415,7 @@ plugin_load (const char *filename, int init_plugin, int argc, char **argv)
     if (!handle)
     {
         gui_chat_printf (NULL,
-                         _("%sError: unable to load plugin \"%s\": %s"),
+                         _("%sUnable to load plugin \"%s\": %s"),
                          gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                          filename, dlerror ());
         gui_chat_printf (NULL,
@@ -432,8 +431,8 @@ plugin_load (const char *filename, int init_plugin, int argc, char **argv)
     if (!name)
     {
         gui_chat_printf (NULL,
-                         _("%sError: symbol \"%s\" not found in "
-                           "plugin \"%s\", failed to load"),
+                         _("%sSymbol \"%s\" not found in plugin \"%s\", "
+                           "failed to load"),
                          gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                          "weechat_plugin_name",
                          filename);
@@ -446,8 +445,8 @@ plugin_load (const char *filename, int init_plugin, int argc, char **argv)
     if (!api_version)
     {
         gui_chat_printf (NULL,
-                         _("%sError: symbol \"%s\" not found in "
-                           "plugin \"%s\", failed to load"),
+                         _("%sSymbol \"%s\" not found in plugin \"%s\", "
+                           "failed to load"),
                          gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                          "weechat_plugin_api_version",
                          filename);
@@ -462,8 +461,8 @@ plugin_load (const char *filename, int init_plugin, int argc, char **argv)
     if (strcmp (api_version, WEECHAT_PLUGIN_API_VERSION) != 0)
     {
         gui_chat_printf (NULL,
-                         _("%sError: API mismatch for plugin \"%s\" (current "
-                           "API: \"%s\", plugin API: \"%s\"), failed to load"),
+                         _("%sAPI mismatch for plugin \"%s\" (current API: "
+                           "\"%s\", plugin API: \"%s\"), failed to load"),
                          gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                          filename,
                          WEECHAT_PLUGIN_API_VERSION,
@@ -481,8 +480,8 @@ plugin_load (const char *filename, int init_plugin, int argc, char **argv)
     if (plugin_search (name))
     {
         gui_chat_printf (NULL,
-                         _("%sError: unable to load plugin \"%s\": a plugin "
-                           "with same name already exists"),
+                         _("%sUnable to load plugin \"%s\": a plugin with "
+                           "same name already exists"),
                          gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                          filename);
         dlclose (handle);
@@ -494,8 +493,8 @@ plugin_load (const char *filename, int init_plugin, int argc, char **argv)
     if (!description)
     {
         gui_chat_printf (NULL,
-                         _("%sError: symbol \"%s\" not found "
-                           "in plugin \"%s\", failed to load"),
+                         _("%sSymbol \"%s\" not found in plugin \"%s\", "
+                           "failed to load"),
                          gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                          "weechat_plugin_description",
                          filename);
@@ -508,8 +507,8 @@ plugin_load (const char *filename, int init_plugin, int argc, char **argv)
     if (!author)
     {
         gui_chat_printf (NULL,
-                         _("%sError: symbol \"%s\" not found "
-                           "in plugin \"%s\", failed to load"),
+                         _("%sSymbol \"%s\" not found in plugin \"%s\", "
+                           "failed to load"),
                          gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                          "weechat_plugin_author",
                          filename);
@@ -522,8 +521,8 @@ plugin_load (const char *filename, int init_plugin, int argc, char **argv)
     if (!version)
     {
         gui_chat_printf (NULL,
-                         _("%sError: symbol \"%s\" not found in "
-                           "plugin \"%s\", failed to load"),
+                         _("%sSymbol \"%s\" not found in plugin \"%s\", "
+                           "failed to load"),
                          gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                          "weechat_plugin_version",
                          filename);
@@ -536,8 +535,8 @@ plugin_load (const char *filename, int init_plugin, int argc, char **argv)
     if (!license)
     {
         gui_chat_printf (NULL,
-                         _("%sError: symbol \"%s\" not found in "
-                           "plugin \"%s\", failed to load"),
+                         _("%sSymbol \"%s\" not found in plugin \"%s\", "
+                           "failed to load"),
                          gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                          "weechat_plugin_license",
                          filename);
@@ -553,8 +552,8 @@ plugin_load (const char *filename, int init_plugin, int argc, char **argv)
     if (!init_func)
     {
         gui_chat_printf (NULL,
-                         _("%sError: function \"%s\" not "
-                           "found in plugin \"%s\", failed to load"),
+                         _("%sFunction \"%s\" not found in plugin \"%s\", "
+                           "failed to load"),
                          gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                          "weechat_plugin_init",
                          filename);
@@ -943,8 +942,7 @@ plugin_load (const char *filename, int init_plugin, int argc, char **argv)
     else
     {
         gui_chat_printf (NULL,
-                         _("%sError: unable to load plugin \"%s\" "
-                           "(not enough memory)"),
+                         _("%sUnable to load plugin \"%s\" (not enough memory)"),
                          gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                          filename);
         dlclose (handle);
@@ -1257,7 +1255,7 @@ plugin_unload_name (const char *name)
     else
     {
         gui_chat_printf (NULL,
-                         _("%sError: plugin \"%s\" not found"),
+                         _("%sPlugin \"%s\" not found"),
                          gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                          name);
     }
@@ -1311,7 +1309,7 @@ plugin_reload_name (const char *name, int argc, char **argv)
     else
     {
         gui_chat_printf (NULL,
-                         _("%sError: plugin \"%s\" not found"),
+                         _("%sPlugin \"%s\" not found"),
                          gui_chat_prefix[GUI_CHAT_PREFIX_ERROR],
                          name);
     }