diff -Nuarp a/ldb-1.1.9/ldb_tdb/ldb_index.c b/ldb-1.1.9/ldb_tdb/ldb_index.c
--- a/ldb-1.1.9/ldb_tdb/ldb_index.c	2012-07-09 08:07:11.000000000 +0200
+++ b/ldb-1.1.9/ldb_tdb/ldb_index.c	2011-12-23 06:53:59.000000000 +0100
@@ -1127,8 +1127,8 @@ static int ltdb_index_add1(struct ldb_mo
 	if (list->count > 0 &&
 	    a->flags & LDB_ATTR_FLAG_UNIQUE_INDEX) {
 		talloc_free(list);
-		ldb_asprintf_errstring(ldb, __location__ ": unique index violation on %s in %s",
-				       el->name, dn);
+		ldb_asprintf_errstring(ldb, __location__ ": unique index violation on %s in %s, value: %s, key: %s",
+				       el->name, dn, (char *)el->values[v_idx].data, (char *)ldb_dn_get_linearized(dn_key));
 		return LDB_ERR_ENTRY_ALREADY_EXISTS;		
 	}