vt7- Google Extension, Calendar Sync not working

Reference, http://code.vtiger.com/vtiger/vtigercrm/issues/526-->Only access token problem solved.

and also #312 (closed) . Actually Google extension work for Contacts sync but not in proper way (Partially), directly put all the contacts into Contacts.

The second problem is, Google calendar does not even sync. When Press "sync now" button, JS AJAX Error TypeError: invalid 'in' operand a

And when press contact sync button, contacts sync successfully but does not show that contacts under google tab, we need to go back to the "All" List. (not categorized).

@sunny.singh Could you please check this in developer branch 7.1

@satish.dvnk I have installed from the latest code after merge to master. But this issue still exists.

Few observations:

1. In one CRM instance Google Calendar sync worked for first 2-3 times and after that started giving the above issue
2. For some instances it did not work at all
3. For some instances it worked if we disable Google Contact Sync, but again stopped after 2-3 times

mentioned in issue #755 (closed)

mentioned in issue #755 (closed)

Status changed to closed by commit bb79badb

Also refer How to configure Google Extension for Synchronization?

Token granted could loose its validity if not refreshed often, you need to make sure its valid or signin again.