See this duplicate: https://bugs.launchpad.net/ubuntu/+source/update- manager/+bug/1855259/comments/11. This is likely a bug in fanotify or Sophos, not dpkg.
It would be useful to know whether the original poster (https://launchpad.net/~jsamuel-s) was using Sophos AV or fanotify at the time. -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1685984 Title: packages (multiple) failed to install/upgrade: unable to open 'xxxxx .dpkg-new': Operation not permitted To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/dpkg/+bug/1685984/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs