Thanks for reporting this Please can you check this bug report, and the advices there, to check if that helps?
https://bugs.launchpad.net/ubuntu/+source/samba/+bug/981121 Best Yolanda -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1232916 Title: package winbind 2:3.6.9-1ubuntu1.1 failed to install/upgrade: le sous- processus script post-installation installé a retourné une erreur de sortie d'état 1 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/samba/+bug/1232916/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs