You MUST be in your own directory, the one with the files you want to CLsubmit, in order for CLsubmit to work. Below is some information distributed by the Computing Center concerning class accounts. You may find it helpful. In this stuff, things enclosed in are required.
Students receive a workspace that they can use under any computer class they take.
The command copies the file into the secure grading area. The file submission is logged. The submitted file is marked with the student's name and stamped with the date and time. CLlist shows all possible assignments under that class. CLlist shows any files the student has submitted for that class and assignment.