Originally Posted by mitch13
Quite sometime ago I mailed on a problem I had since Calibre 8.55.0 where Calibre crashed many times usually when I was doing a search of the library.
In recent versions/updates I still have this problem but it seems to be only when I do an "Advanced Search by Title/Author". If I do a general search it does not happen. Probably localized to me but it happens over different PCs and laptops!
I don't think the devs can help you with the little info you have given. Run calibre in debug mode its in the preferences dropdown. Then make calibre crash and post the log.