I think about one thing, try to create a new user on your system, to have a clean home directory. Log in this new session and launch kdenlive to see if it works ...
if it does work you have a configuration problem on your first session if it does not there is a kubuntu specific problem to identify -- kdenlive crashes with SIGSEV 11 upon starting https://bugs.launchpad.net/bugs/363265 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