Comment 130 for bug 633352

(In reply to blubbber from comment #69)
> i have (had) the same problem with Thunderbird 45.3 and Exchange on Windows
> 7 PC .
>
> There where only 2 files in the mentioned folder \calendar-data\ . One was
> "delted.sqlite" and one local.sqlite.
>
> As i have no clue, how to turn on logging i tried delting both files. This
> worked for me. After that only "local.sqlite" reappeared until i dismissed
> the old calendar reminder, then "delted.sqlite" appeared too.
>
> I noticed this problem always appears after a password change on Exchange
> and mail login, if you didn't dismiss the invite before the password change
> (company policy... every 3 month^^ ).

I have the same problem on macOS 10.12 and Exchange-Server. I have removed all files containing header of invitation.

~/Library/Thunderbird/Profiles/XXXXXX.default//exchange-data/<UUID>.offlineCache.sqlite
~/Library/Thunderbird/Profiles/XXXXXX.default//global-messages-db.sqlite
~/Library/Thunderbird/Profiles/XXXXXX.default//ImapMail/127.0.0.1/Drafts-1
~/Library/Thunderbird/Profiles/XXXXXX.default//ImapMail/127.0.0.1/INBOX
~/Library/Thunderbird/Profiles/XXXXXX.default//ImapMail/127.0.0.1/Sent-1

macOS 10.12
Thunderbird 45.4.0
Exchange EWS Provider 3.8.0
Lightning 4.7.4
DavMail 4.7.2-2427