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Thunderbird updated now calender gone how do I get it back with all my info that was in it?

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Thunderbird updated to 24.1.0 I think now my calender has gone along with all my info how do I get it back???? I need access to my calender urgently !!

Thunderbird updated to 24.1.0 I think now my calender has gone along with all my info how do I get it back???? I need access to my calender urgently !!

Chosen solution

Get the correct version of Lightning for the version of Thunderbird you are running. Do not upgrade one without the other. Once you have a matched pair your events will return.

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Chosen Solution

Get the correct version of Lightning for the version of Thunderbird you are running. Do not upgrade one without the other. Once you have a matched pair your events will return.