Sorry, now I read your comment to bug 551707. So this bug is not a duplicate.
** This bug is no longer a duplicate of bug 558431 gparted crashes at startup - Assertion failed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/660942 Title: parted_server crashes during installation onto USB key. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs