Fix fatal error in Class_NoticeDomain::beforeDelete()

library/Class/NoticeDomain.php

@@ -147,7 +147,9 @@ class Class_NoticeDomain extends Storm_Model_Abstract {
 	public function beforeDelete() {
 		if(!$record = $this->getNotice())
 			return;
-		$record->deleteFacettes($this->getDomain()->getFacette())->save();
+		if(!$domain = $this->getDomain())
+			return;
+		$record->deleteFacettes($domain->getFacette())->save();
 	}