When you try to run some commands in console, jailshell enabled user accounts on cPanel server give this error sometimes.
-jailshell: fork: Resource temporarily unavailable
This is a bug in cPanel’s jailshell. Commands such as ls, cat etc returns this error.
To correct this error:
- Login to WHM
- Suspend the account which has this issue
- Unsuspend the account with the issue
- Jailshell of the account can be reset by Suspend/Unsuspend of account which removes the error.