--- trunk/src/plugin/translate/translate.c	2011/05/24 02:28:24	2032
+++ trunk/src/plugin/translate/translate.c	2011/10/03 23:37:46	2058
@@ -466,7 +466,9 @@
 			while (list->next) {
 				list = list->next;
 			}
-			list->next = set;
+			if (list != set) {
+				list->next = set;
+			}
 		}
 		initialize_charset(set);
 	}