-bash: etting: command not found

I have installed RAC with two node. One of my node has the error when I use su command. But the command is successful and able to switch user I have checked .bashrc and .bash_profile of both servers and its similar. This is the case even for root user. same error is showing for su command for all users

Can some one please guide how to solve this issue

[root@prod1 ~]# su - grid
-bash: etting: command not found
[grid@prod1 ~]$