[Bug 1860330] Re: After upgrading from Eoan to Focal, I receive the error: "A newer version of Thunderbird may have made changes to your profile which are no longer compatible with this older version.

*** This bug is a duplicate of bug 1851936 *** https://bugs.launchpad.net/bugs/1851936 Status changed to 'Confirmed' because the bug affects multiple users. ** Changed in: thunderbird (Ubuntu) Status: New => Confirmed -- You received this bug notification because you are a member of

[Bug 1860330] Re: After upgrading from Eoan to Focal, I receive the error: "A newer version of Thunderbird may have made changes to your profile which are no longer compatible with this older version.

*** This bug is a duplicate of bug 1851936 *** https://bugs.launchpad.net/bugs/1851936 A little more details in bug #1851936, which was originally a Firefox problem. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu.

[Bug 1860330] Re: After upgrading from Eoan to Focal, I receive the error: "A newer version of Thunderbird may have made changes to your profile which are no longer compatible with this older version.

*** This bug is a duplicate of bug 1851936 *** https://bugs.launchpad.net/bugs/1851936 Cheers. Saviq found this earlier, and Olivier (Thunderbird maintainer) suggested to use bug #1851936 to track the problem. Firefox had the same issue recently, and he fixed it there - probably the same fix

[Bug 1860330] Re: After upgrading from Eoan to Focal, I receive the error: "A newer version of Thunderbird may have made changes to your profile which are no longer compatible with this older version.

I see to have found a workaround: ubuntu@friendly:/usr/bin$ ./thunderbird -allow-downgrade Users shouldn't need to manually run this. Chatter from the below Web pages says: mahmacc said: > The instruction to change to the Thunderbird installation directory and then > run the command as