The problem are solved :) The problem come from a incompatibility with "eset_nod32av_64bit_fr.linux" antivirus software.
It running fine after uninstall of this antivirus software. Best regards. ** Changed in: linux (Ubuntu) Status: Confirmed => Fix Released -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1618246 Title: Impossible to install kernel 4.4.0-36.55 To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1618246/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs