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Warning: Undefined variable $calendar_id in /home/gunzeys2018/app/gcal/index.php on line 113

Fatal error: Uncaught Google\Exception: (list) missing required param: 'calendarId' in /home/gunzeys2018/app/gcal/vendor/google/apiclient/src/Service/Resource.php:174 Stack trace: #0 /home/gunzeys2018/app/gcal/vendor/google/apiclient-services/src/Calendar/Resource/Events.php(296): Google\Service\Resource->call() #1 /home/gunzeys2018/app/gcal/index.php(115): Google\Service\Calendar\Resource\Events->listEvents() #2 {main} thrown in /home/gunzeys2018/app/gcal/vendor/google/apiclient/src/Service/Resource.php on line 174