Sorry if this is in the wrong group but it seemed the most logical to start.

Before I got here a student apparently used a program to create a bucket load of nested folders.

I've tried filer, consoleone, and explorer but nothing is able to delete them. Any suggestions?

here is a screen shot from console one, I'm not sure if the invalid name in the last folder is really a invalid name or another folder and C1 is just not able to read any more but this is the deepest I've been able to get with any program: