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Thunderbird locks up opening attachments and when opening tools options attachments

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I am running Thunderbird version 45.2 and am have a problem with opening Tools Options Attachments, each time I try to open the attachments option the program locks up and I have to use task manager to close program.

I am running Thunderbird version 45.2 and am have a problem with opening Tools Options Attachments, each time I try to open the attachments option the program locks up and I have to use task manager to close program.

All Replies (3)

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Try to start Thunderbird in safe mode. https://support.mozilla.org/kb/safe-mode-thunderbird

Do you still see the problem?

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I started Thunderbird in safe mode and it still locks up. Some addition info, There is two users on this computer the second user does not have a problem getting into the attachment option. Both users are listd as administrators.

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In Thunderbird On the toolbar > Click the > beside help on the menu. > Troubleshooting information Click the show profile button. Close Thunderbird Delete the file mimetypes.rdf Restart Thunderbird.

That should force a full rebuild of the attachments data in Thunderbird so I would expect the problem to be solved.