435                        $relationList = $attributeTranslation->value();
436                        foreach ($relList['relation_list'] as $relationItem) {
437                            $existingRelations[] = $relationItem['contentobject_id'];
438                        }
439                    }
440                }
441
442                // fetch existing attribute translations for current editing version
443                foreach( $contentObjectAttribute->fetchAttributeTranslations() as $attributeTranslation )
444                {
445                    if ( $attributeTranslation->LanguageCode === $languageCode )
446                        continue;
447
448                    $relationList = $attributeTranslation->value();
449                    foreach ($relationList['relation_list'] as $relationItem) {
450                        $existingRelations[] = $relationItem['contentobject_id'];
451                    }
452                }