tried to comment outseveral lines in /etc/sysctl.conf as suggested above in several comments - none of these worked for me
-- Packages with custom /etc/sysctl.d/30-foo.conf files can fail to install: start procps returns exit status 1 https://bugs.launchpad.net/bugs/447197 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs