It is "fix released" for calibre upstream, not Ubuntu. Which is an incorrect status, upstream doesn't support your qt version and there is no fix. Upstream uses newer qt.
** No longer affects: calibre -- You received this bug notification because you are a member of Edubuntu Bugsquad, which is subscribed to calibre in Ubuntu. https://bugs.launchpad.net/bugs/1884295 Title: AttributeError: 'QWebEngineProfile' object has no attribute 'setUrlRequestInterceptor' To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/calibre/+bug/1884295/+subscriptions _______________________________________________ Mailing list: https://launchpad.net/~edubuntu-bugs Post to : edubuntu-bugs@lists.launchpad.net Unsubscribe : https://launchpad.net/~edubuntu-bugs More help : https://help.launchpad.net/ListHelp