Index: branches/5.2.x/core/units/promo_block_groups/promo_block_group_eh.php
===================================================================
diff -u -N -r15130 -r15145
--- branches/5.2.x/core/units/promo_block_groups/promo_block_group_eh.php	(.../promo_block_group_eh.php)	(revision 15130)
+++ branches/5.2.x/core/units/promo_block_groups/promo_block_group_eh.php	(.../promo_block_group_eh.php)	(revision 15145)
@@ -51,7 +51,7 @@
 	 */
 	private function beforeItemChange($event)
 	{
-		$object =& $event->getObject();
+		$object = $event->getObject();
 		/* @var $object kDBItem */
 
 		$object->setRequired('TransitionEffectCustom', $object->GetDBField('TransitionEffect') == '-1');
@@ -69,7 +69,7 @@
 	{
 		parent::OnBeforeItemDelete($event);
 
-		$object =& $event->getObject();
+		$object = $event->getObject();
 		/* @var $object kDBItem */
 
 		$sql = 'SELECT BlockId