My app with google calendar show this error:
The server had a problem handling your request. com.google.gdata.util.ServiceForbiddenException: Forbidden Forbidden< Error 403
The problem it is in this code:
CalendarFeed resultFeed = service.getFeed(feedUrl, CalendarFeed.class);
Why does this happen?
This should answer your question:
https://developers.google.com/google-apps/calendar/v2/developers_guide_protocol
This API is a subject to the Deprecation Policy and will be shutdown on November 17, 2014. Please use APIv3 instead.