diff -urN gimp-2.6.11-orig/app/core/gimpdatafactory.c gimp-2.6.11/app/core/gimpdatafactory.c
--- gimp-2.6.11-orig/app/core/gimpdatafactory.c	2010-07-03 07:51:55 +0900
+++ gimp-2.6.11/app/core/gimpdatafactory.c	2010-12-27 13:57:16 +0900
@@ -483,28 +483,11 @@
   if (new_data)
     {
       const gchar *name;
-      gchar       *ext;
-      gint         copy_len;
-      gint         number;
       gchar       *new_name;
 
       name = gimp_object_get_name (GIMP_OBJECT (data));
 
-      ext      = strrchr (name, '#');
-      copy_len = strlen (_("copy"));
-
-      if ((strlen (name) >= copy_len                                 &&
-           strcmp (&name[strlen (name) - copy_len], _("copy")) == 0) ||
-          (ext && (number = atoi (ext + 1)) > 0                      &&
-           ((gint) (log10 (number) + 1)) == strlen (ext + 1)))
-        {
-          /* don't have redundant "copy"s */
-          new_name = g_strdup (name);
-        }
-      else
-        {
-          new_name = g_strdup_printf (_("%s copy"), name);
-        }
+      new_name = g_strdup (name);
 
       gimp_object_take_name (GIMP_OBJECT (new_data), new_name);
 
diff -urN gimp-2.6.11-orig/app/core/gimpitem.c gimp-2.6.11/app/core/gimpitem.c
--- gimp-2.6.11-orig/app/core/gimpitem.c	2010-07-03 07:51:55 +0900
+++ gimp-2.6.11/app/core/gimpitem.c	2010-12-27 13:51:29 +0900
@@ -300,29 +300,12 @@
   /*  formulate the new name  */
   {
     const gchar *name;
-    gchar       *ext;
-    gint         number;
-    gint         len;
 
     name = gimp_object_get_name (GIMP_OBJECT (item));
 
     g_return_val_if_fail (name != NULL, NULL);
 
-    ext = strrchr (name, '#');
-    len = strlen (_("copy"));
-
-    if ((strlen (name) >= len &&
-         strcmp (&name[strlen (name) - len], _("copy")) == 0) ||
-        (ext && (number = atoi (ext + 1)) > 0 &&
-         ((int)(log10 (number) + 1)) == strlen (ext + 1)))
-      {
-        /* don't have redundant "copy"s */
-        new_name = g_strdup (name);
-      }
-    else
-      {
-        new_name = g_strdup_printf (_("%s copy"), name);
-      }
+    new_name = g_strdup (name);
   }
 
   new_item = g_object_new (new_type, NULL);