Version 4.6.0

applications/forums/api/forums.php

@@ -229,6 +229,10 @@ class _forums extends \IPS\Node\Api\NodeController
 			$forum->can_view_others = \IPS\Request::i()->can_see_others;
 		}
 
-		return parent::_createOrUpdate( $forum );
+		$forum = parent::_createOrUpdate( $forum );
+
+		unset( \IPS\Data\Store::i()->forumsHavePasswords );
+
+		return $forum;
 	}
 }