On 10/31/2015 04:16 PM, Tim Dunphy wrote: > Got the same exact message! > > Anything else I can try? I think you need to double-check your sudoers file. Use the '-i' argument to pssh to get more information. # cat /etc/sudoers.d/gordon gordon ALL=(ALL) NOPASSWD: ALL $ pssh -h t -i sudo echo true [1] 16:02:12 [FAILURE] MYHOST Exited with error code 1 Stderr: sudo: sorry, you must have a tty to run sudo # cat /etc/sudoers.d/gordon Defaults:gordon !requiretty, visiblepw gordon ALL=(ALL) NOPASSWD: ALL $ pssh -h t -i sudo echo true [1] 16:02:30 [SUCCESS] MYHOST true