The simple answer is to use whatever shell you wish. If you had posted> when i trim a file, i have this error "Invalid null command."
> i can do it with root, with shell ksh. but when i am switch to other
> user, i get the above error and that user shell is csh. the file
> belongs to the switch user.
> any ideas?
command you are using, someone could give you a better answer.
Speaking only for myself,