Hi, I am also having this problem.
$ sudo do-release-upgrade Checking for a new Ubuntu release Get:1 Upgrade tool signature [198 B] Get:2 Upgrade tool [1,206 kB] Fetched 1,206 kB in 0s (0 B/s) authenticate 'raring.tar.gz' against 'raring.tar.gz.gpg' extracting 'raring.tar.gz' Can not run the upgrade The error message is 'No such file or directory'. But my /tmp folder is already mounted without noexec. $ mount /dev/vda1 on / type ext4 (rw) proc on /proc type proc (rw) sysfs on /sys type sysfs (rw,noexec,nosuid,nodev) none on /sys/fs/fuse/connections type fusectl (rw) none on /sys/kernel/debug type debugfs (rw) none on /sys/kernel/security type securityfs (rw) udev on /dev type devtmpfs (rw,mode=0755) devpts on /dev/pts type devpts (rw,noexec,nosuid,gid=5,mode=0620) tmpfs on /run type tmpfs (rw,noexec,nosuid,size=10%,mode=0755) none on /run/lock type tmpfs (rw,noexec,nosuid,nodev,size=5242880) none on /run/shm type tmpfs (rw,nosuid,nodev) none on /run/user type tmpfs (rw,noexec,nosuid,nodev,size=104857600,mode=0755) tmpfs on /tmp type tmpfs (rw) What happened? ** Changed in: ubuntu Status: Invalid => Confirmed -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/994152 Title: do-release-upgrade says it can not run the upgrade To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+bug/994152/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs