This is caused by not all the required modules being loaded. There must be some bug in the dependencies.
sudo modprobe blkcipher cbc aes dm_mod dm_crypt Also, make sure that cryptsetup, libdevmapper and dmsetup are installed. -- can't install cryptsetup https://bugs.launchpad.net/bugs/97438 You received this bug notification because you are a member of Ubuntu Bugs, which is the bug contact for Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs