Have you checked kdesu configuration as Partition Manager told you to? P.S. next version of KDE Partition Manager will not use kdesu anymore, so this will be resolved.
-- You received this bug notification because you are a member of Kubuntu Bugs, which is subscribed to partitionmanager in Ubuntu. https://bugs.launchpad.net/bugs/1770782 Title: Can't launch KDE partitionmanager after installing it on ubuntu 18.04 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/partitionmanager/+bug/1770782/+subscriptions -- kubuntu-bugs mailing list firstname.lastname@example.org https://lists.ubuntu.com/mailman/listinfo/kubuntu-bugs