Problem solved: Deleting and reimporting of the root and the class 3 certificate helped.
** Changed in: evolution (Ubuntu) Status: New => Invalid -- Own certificates are marked as not valid https://bugs.launchpad.net/bugs/447078 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