Merge branch '2022.11' into main

tine20 · Mar 14, 2022 · e481830 · e481830
2 parents f63f44a + 5e20547
commit e481830
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/tine20/Calendar/Model/Attender.php b/tine20/Calendar/Model/Attender.php
@@ -1080,7 +1080,9 @@ public static function resolveAttendee($eventAttendees, $resolveDisplayContainer
                 if ($attender->user_id instanceof Tinebase_Record_Interface) {
                     // already resolved
                     continue;
-                } elseif (isset(self::$_resolvedAttendeesCache[$attender->user_type][$attender->user_id])){
+                } elseif (isset(self::$_resolvedAttendeesCache[$attender->user_type])
+                    && isset(self::$_resolvedAttendeesCache[$attender->user_type][$attender->user_id])
+                ){
                     // already in cache
                     $attender->user_id = self::$_resolvedAttendeesCache[$attender->user_type][$attender->user_id];
                 } else {