Was your system under heavy load at the time (the logs mention of host of cryptominers)? Is this issue reproducible if you retry the install?
Please post the full output of: sudo /bin/sh -x /var/lib/dpkg/info/sabnzbdplus.postinst configure ** Changed in: sabnzbdplus (Ubuntu) Status: New => Incomplete -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1731422 Title: package sabnzbdplus 1.1.1+dfsg-1 failed to install/upgrade: subprocess installed post-installation script was killed by signal (Terminated) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/sabnzbdplus/+bug/1731422/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs