Index: branches/RC/core/kernel/db/dbitem.php
===================================================================
diff -u -r9267 -r9270
--- branches/RC/core/kernel/db/dbitem.php	(.../dbitem.php)	(revision 9267)
+++ branches/RC/core/kernel/db/dbitem.php	(.../dbitem.php)	(revision 9270)
@@ -470,7 +470,7 @@
 			$global_res = $global_res && $res;
 		}
 
-		if (!$global_res && defined('DEBUG_MODE') && DEBUG_MODE) {
+		if (!$global_res && $this->Application->isDebugMode()) {
 			$error_msg = '	Validation failed in prefix <strong>'.$this->Prefix.'</strong>,
 							FieldErrors follow (look at items with <strong>"pseudo"</strong> key set)<br />
 							You may ignore this notice if submitted data really has a validation error';