Update app_config.php

core/groups/app_config.php

@@ -173,6 +173,8 @@
 		$apps[$x]['db'][$y]['fields'][$z]['type']['sqlite'] = "text";
 		$apps[$x]['db'][$y]['fields'][$z]['type']['mysql'] = "char(36)";
 		$apps[$x]['db'][$y]['fields'][$z]['key']['type'] = "foreign";
+		$apps[$x]['db'][$y]['fields'][$z]['key']['reference']['table'] = "v_groups";
+		$apps[$x]['db'][$y]['fields'][$z]['key']['reference']['field'] = "group_uuid";
 		$apps[$x]['db'][$y]['fields'][$z]['description']['en-us'] = "";
 
 ?>