Index: branches/5.2.x/core/units/promo_blocks/promo_block_eh.php
===================================================================
diff -u -N -r15130 -r15137
--- branches/5.2.x/core/units/promo_blocks/promo_block_eh.php	(.../promo_block_eh.php)	(revision 15130)
+++ branches/5.2.x/core/units/promo_blocks/promo_block_eh.php	(.../promo_block_eh.php)	(revision 15137)
@@ -71,7 +71,7 @@
 		$object =& $event->getObject();
 		/* @var $object kDBItem */
 
-		$promo_block_group =& $this->Application->recallObject('promo-block-group');
+		$promo_block_group = $this->Application->recallObject('promo-block-group');
 		/* @var $promo_block_group kDBItem */
 
 		$object->SetDBField('PromoBlockGroupId', $promo_block_group->GetID());
@@ -104,7 +104,7 @@
 		/* @var $object kDBList */
 
 		if ( $this->Application->isAdmin ) {
-			$promo_block_group =& $this->Application->recallObject('promo-block-group');
+			$promo_block_group = $this->Application->recallObject('promo-block-group');
 			/* @var $promo_block_group kDBItem */
 
 			$object->addFilter('promo_group_filter', '%1$s.PromoBlockGroupId = ' . $promo_block_group->GetID());
@@ -114,7 +114,7 @@
 		$group_id = $event->getEventParam('group_id');
 
 		if ( !$group_id ) {
-			$page =& $this->Application->recallObject('st');
+			$page = $this->Application->recallObject('st');
 			/* @var $page CategoriesItem */
 
 			$group_id = $page->GetDBField('PromoBlockGroupId');
@@ -319,7 +319,7 @@
 	{
 		parent::OnAfterConfigRead($event);
 
-		$category_helper =& $this->Application->recallObject('CategoryHelper');
+		$category_helper = $this->Application->recallObject('CategoryHelper');
 		/* @var $category_helper CategoryHelper */
 
 		$fields = $this->Application->getUnitOption($event->Prefix, 'Fields');