Hi ! For complementary information, my casper.log contain these lines :
mount: Mounting /dev/loop1 on /cow failed: Invalid argument Can not mount /dev/loop1 on /cow -- busybox with (initramfs) https://bugs.launchpad.net/bugs/276822 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs