From 59dacd34ad5e98f5967bc5a04c4a64513acdb634 Mon Sep 17 00:00:00 2001
From: mmaechler <mmaechler@snowflake.ch>
Date: Fri, 28 Mar 2014 10:03:27 +0100
Subject: [PATCH] #4 Bugfix: improved implementation

---
 module/Libadmin/src/Libadmin/Table/InstitutionTable.php | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/module/Libadmin/src/Libadmin/Table/InstitutionTable.php b/module/Libadmin/src/Libadmin/Table/InstitutionTable.php
index 96e0cf1..6d4655b 100644
--- a/module/Libadmin/src/Libadmin/Table/InstitutionTable.php
+++ b/module/Libadmin/src/Libadmin/Table/InstitutionTable.php
@@ -186,9 +186,8 @@ private function relationsChanged(array $oldRelations, array $newRelations) {
 
 		//Check the relations for equality
 		foreach ( $oldRelations as $oldRelation ) {
-			$newRelation = $filteredNewRelations[$oldRelation->getPrimaryKey()];
-
-			if ( !$oldRelation->equals($newRelation) ) return true;
+			if ( !array_key_exists($oldRelation->getPrimaryKey(), $filteredNewRelations) ) return true;
+			if ( !$oldRelation->equals($filteredNewRelations[$oldRelation->getPrimaryKey()]) ) return true;
 		}
 
 		return false;