diff -Naur mysql-dfsg-5.1-5.1.41.orig/sql/sql_delete.cc mysql-dfsg-5.1-5.1.41/sql/sql_delete.cc
--- mysql-dfsg-5.1-5.1.41.orig/sql/sql_delete.cc	2009-11-04 19:31:04.000000000 +0100
+++ mysql-dfsg-5.1-5.1.41/sql/sql_delete.cc	2010-02-01 22:05:45.000000000 +0100
@@ -299,7 +299,7 @@
     // thd->is_error() is tested to disallow delete row on error
     if (!(select && select->skip_record())&& ! thd->is_error() )
     {
-
+      bool ignore= thd->lex->current_select->no_error;
       if (triggers_applicable &&
           table->triggers->process_triggers(thd, TRG_EVENT_DELETE,
                                             TRG_ACTION_BEFORE, FALSE))
@@ -324,7 +324,7 @@
 	  break;
 	}
       }
-      else
+      else if (!ignore)
       {
 	table->file->print_error(error,MYF(0));
 	/*