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Since Thunderbird 72.2.2 I can't send calendar invitations

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Add-on used: Provider for Google Calendar Problem: after update to Thunderbird 78.2.2 I can't invite attendees, I am unable to receive invitation to events and my cursor pointer indicate busy state for a long time after managing calendar events. Can someone help?

Add-on used: Provider for Google Calendar Problem: after update to Thunderbird 78.2.2 I can't invite attendees, I am unable to receive invitation to events and my cursor pointer indicate busy state for a long time after managing calendar events. Can someone help?

Chosen solution

Disable or remove the Provider add-on and see if you have better results with this combination of add-ons:

https://addons.thunderbird.net/en-us/thunderbird/addon/tbsync/

https://addons.thunderbird.net/en-us/thunderbird/addon/dav-4-tbsync/

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Chosen Solution

Disable or remove the Provider add-on and see if you have better results with this combination of add-ons:

https://addons.thunderbird.net/en-us/thunderbird/addon/tbsync/

https://addons.thunderbird.net/en-us/thunderbird/addon/dav-4-tbsync/