Hello , Thanks rossp, With this, command line bellow The calendar server seems not show any trace it errer but don't walk
sudo easy_install -U cffi Best regards Battant -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1512792 Title: Pip crashes with cryptography/cffi/openssl error To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/calendarserver/+bug/1512792/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs