[mattmarenic]

I have strange error in my calendar. I have Google Sync and my event sync with calendar perfict. But for some reason I can't delete some events and some have duplicated. When I try to delete event I get message: "Appointment deleted externally. Changes will be lost and the viewer closed."...

[riy#CB]

I just had the same issue today and I sync with outlook. Exact same error. I ended uop deleting my bb cal and re-sync