diff -up glib-2.16.3/gio/gdesktopappinfo.c.appinfo glib-2.16.3/gio/gdesktopappinfo.c
--- glib-2.16.3/gio/gdesktopappinfo.c.appinfo	2008-04-09 10:57:31.000000000 -0400
+++ glib-2.16.3/gio/gdesktopappinfo.c	2008-04-09 10:57:43.000000000 -0400
@@ -1514,7 +1514,6 @@ g_app_info_create_from_commandline (cons
     info->exec = g_strconcat (commandline, " %u", NULL);
   else
     info->exec = g_strconcat (commandline, " %f", NULL);
-  info->comment = g_strdup_printf (_("Custom definition for %s"), info->name);
   info->nodisplay = TRUE;
   info->binary = binary_from_exec (info->exec);
   
@@ -1530,6 +1529,7 @@ g_app_info_create_from_commandline (cons
       if (info->name == NULL)
 	info->name = g_strdup ("custom");
     }
+  info->comment = g_strdup_printf (_("Custom definition for %s"), info->name);
   
   return G_APP_INFO (info);
 }