I get a similar error running ecryptfs-setup-private on a newly-created clean account.
newuser@fixed-disk:~$ ecryptfs-setup-private Enter your login passphrase: Enter your mount passphrase [leave blank to generate one]: ************************************************************************ YOU SHOULD RECORD YOUR MOUNT PASSPHRASE AND STORE IT IN A SAFE LOCATION. ecryptfs-unwrap-passphrase ~/.ecryptfs/wrapped-passphrase THIS WILL BE REQUIRED IF YOU NEED TO RECOVER YOUR DATA AT A LATER TIME. ************************************************************************ Done configuring. Testing mount/write/umount/read... keyctl_search: Required key not available Perhaps try the interactive 'ecryptfs-mount-private' ERROR: Could not mount private ecryptfs directory (2) -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/725862 Title: Can’t ecryptfs-mount-private after ecryptfs-umount-private -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs