it looks like i don't get these problems anymore ...
** Changed in: network-manager (Ubuntu)
Status: Unconfirmed => Rejected-- If an interface is already configured (dhcp) when NetworkManager starts and it try to configure it, it segfaults https://launchpad.net/bugs/81618 -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
