Note: This opens the /etc/sudoers file using your default editor. To configure it run either of the commands below: sudo nano /etc/sudoers The no password requirements is configured in the /etc/sudoers file. To fix this you need to be able to run sudo for that specific user with no password requirements. If I change shell to sudo su - I get this error in log. I can login using scp and shell set to default without problem. I have amended the etc/ssh/sshdconfig to PermitRootLogin without-password. As it can’t find a tty, sudo falls back to an askpass method but can’t find an askpass command configured, so the sudo command fails. Error in Log sudo: no tty present and no askpass program specified 12:12 I am trying to connect as root to clean install of ubuntu 16.10 LTS. See SSH inside SSH fails with 'stdin: is not a tty' for a more detailed explanation. If you pass a command to ssh, it assumes that the command doesn't need a terminal and doesn't create one, unless you pass -t. The issue is caused by executing a sudo command which tries to request for a password, but sudo does not have access to a tty to prompt the user for a passphrase. 8 Answers Sorted by: 12 You need to have a terminal available to run sudo so that it can prompt you for the password. The remote script failed with exit code 1 However when I run the command I get the error: sudo: no tty present and no askpass program specified I was trying to run a sudo command from a remote machine to deploy an app to the server. I am trying to compile some sources using a makefile. The update of the agent went fine after this.I faced this issue when working on an Ubuntu 20.04 server. Linux How to fix sudo: no tty present and no askpass program specified error. A short while later WITHOUT ANY CHANGES (on my part) the server remembers and the scripts start working again. Simply move the line with your monitoring account to below the wheel group line in this example and it will work. But every so often, the server forgets and the script cannot execute and I get this error: 'no tty present and no askpass program specified'. Scrolling down there was another line in this config file where the wheel group got sudo rights with the following setting: %wheel ALL=(ALL) ALLĪha, so the NOPASSWD setting was different there and because our monitoring/management account was also a member of the wheel group and this line was further down the sudoers file it got evaluated last and won. If it asks for a password something is wrong.Īnd it did ask for a password in our case.Īs it turns out this settings file is read top to bottom and unlike some firewall for instance it doesnt evaluate the first match, it evaluates the last match. Next we check if the account we are using for the monitoring and updating has the use of a password to elevate to sudo turned off (am using a different account of course): scom-mon ALL=(ALL) NOPASSWD: ALL So we checked the /etc/sudoers file on the machine.įirst we check if the requiretty line is commented out: #Defaults requiretty It needs the same rights and settings to upgrade the agent. plink user192.168.1.12 sudo nano /etc/hosts Upon typing the password when prompted, I am getting. That is strange, because an agent was already installed on that machine so something must have changed somehow. Standard Error: sudo: no tty present and no askpass program specified Standard Output: Sudo path: /etc/opt/microsoft/scx/conf/sudodir/ However one of them was resisting and threw the following error: Failed to update the cross platform agent. Plain Text clusterPreError.txt Download file clusterPreError. I need to quickly say that upgrading the agents was otherwise a breeze by just selecting a few of them and using the update agent option and using stored credentials and waiting for about 15 seconds. PrevalidationCmdMsgs20010: 'Defaults requiretty' is commented in sudoers files FAILED Output:sudo: no tty present and no askpass program specified Thank you in advance. 3) With great power comes great responsibility. It usually boils down to these three things: 1) Respect the privacy of others. According to man ssh, -A is supposed to forward local authentication, so it should be able to use sudo on the remote server. We trust you have received the usual lecture from the local System Administrator. Hello list Environment: sudo 1.7.4p6 on Solaris 10 update 9. But get the annoying sudo: no tty present and no askpass program specified when the script reaches a sudo. While I was upgrading a bunch of SCOM 2012 Unix/Linux agents to a higher rollup level the other day I noticed an error on one of them. sudo: no tty present and no askpass program specified When useing shellexec Ask Question Asked 7 years, 9 months ago Modified 2 years, 3 months ago Viewed 11k times 3 I have a php page that is trying to run a service restart using: listshellexec ('sudo /sbin/service NetworkManager restart') I needed to edit my sudoers file to let this happen. sudo-users no tty present and no askpass program specified.
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