Hello,

I'm hoping someone can point me in the right direction.  I'm having an issue with the google calendar sync app.  When trying to since some calendars we are getting the error below.  We tried to trouble shoot but are having no luck.

Traceback (most recent call last):
  File "/odoo/odoo-server/odoo/addons/base/models/ir_http.py", line 237, in _dispatch
    result = request.dispatch()
  File "/odoo/odoo-server/odoo/http.py", line 698, in dispatch
    result = self._call_function(**self.params)
  File "/odoo/odoo-server/odoo/http.py", line 368, in _call_function
    return checked_call(self.db, *args, **kwargs)
  File "/odoo/odoo-server/odoo/service/model.py", line 94, in wrapper
    return f(dbname, *args, **kwargs)
  File "/odoo/odoo-server/odoo/http.py", line 357, in checked_call
    result = self.endpoint(*a, **kw)
  File "/odoo/odoo-server/odoo/http.py", line 921, in __call__
    return self.method(*args, **kw)
  File "/odoo/odoo-server/odoo/http.py", line 546, in response_wrap
    response = f(*args, **kw)
  File "/odoo/odoo-server/addons/google_calendar/controllers/main.py", line 45, in sync_data
    need_refresh = request.env.user.sudo()._sync_google_calendar(GoogleCal)
  File "/odoo/odoo-server/addons/google_calendar/models/res_users.py", line 69, in _sync_google_calendar
    synced_recurrences = self.env['calendar.recurrence']._sync_google2odoo(recurrences)
  File "/odoo/odoo-server/addons/google_calendar/models/google_sync.py", line 153, in _sync_google2odoo
    odoo_values = [
  File "/odoo/odoo-server/addons/google_calendar/models/google_sync.py", line 154, in 
    dict(self._odoo_values(e, default_reminders), need_sync=False)
  File "/odoo/odoo-server/addons/google_calendar/models/calendar_recurrence_rule.py", line 191, in _odoo_values
    'rrule': google_recurrence.rrule,
  File "/odoo/odoo-server/addons/google_calendar/utils/google_event.py", line 68, in rrule
    rrule = next(rr for rr in self.recurrence if 'RRULE:' in rr)
Exception

The above exception was the direct cause of the following exception:

Traceback (most recent call last):
  File "/odoo/odoo-server/odoo/http.py", line 654, in _handle_exception
    return super(JsonRequest, self)._handle_exception(exception)
  File "/odoo/odoo-server/odoo/http.py", line 301, in _handle_exception
    raise exception.with_traceback(None) from new_cause
StopIteration