thank you!! that fixed the problem!
it seems that the update procedure didn't delete this file...
--
settings lost after reboot or awake
https://bugs.launchpad.net/bugs/389814
You received this bug notification because you are a member of Ubuntu
Bugs, which is subscribed to Ubuntu.
--
ubuntu-bu
you seem to have configured your network somehow using the old debian
mechanism. Remove your configuration from /etc/network/interfaces and
your other settings will reappear after restart.
** Changed in: network-manager (Ubuntu)
Status: New => Invalid
--
settings lost after reboot or awak
