Version 4.7.23

applications/cms/extensions/core/Queue/MoveComments.php

@@ -174,7 +174,7 @@ class _MoveComments
 				catch( \OutOfRangeException )
 				{
 					/* If the topic does not exist, reset the value so it can be re-created */
-					$row->item()->record_topicid = NULL;
+					$row->item()->record_topicid = 0;
 					$row->item()->save();
 				}