Index: branches/RC/core/kernel/db/db_tag_processor.php
===================================================================
diff -u -N -r11724 -r11742
--- branches/RC/core/kernel/db/db_tag_processor.php	(.../db_tag_processor.php)	(revision 11724)
+++ branches/RC/core/kernel/db/db_tag_processor.php	(.../db_tag_processor.php)	(revision 11742)
@@ -2449,6 +2449,11 @@
 			$fields = $this->Application->getUnitOption($this->Prefix, 'VirtualFields');
 		}
 
+		if (!array_key_exists($check_field, $fields)) {
+			$params['field'] = 'Password';
+			return $check_field == 'VerifyPassword' ? $this->FieldVisible($params) : true;
+		}
+
 		$show_mode = array_key_exists('show_mode', $fields[$check_field]) ? $fields[$check_field]['show_mode'] : true;
 
 		if ($show_mode === smDEBUG) {