Has anyone been having problems re-uploading submissions back into SpeedGrader?

Community Novice

I have been trying to re-upload submissions into SpeedGrader but keep receiving the following error message:

Internal Server Error

The server encountered an internal error or misconfiguration and was unable to complete your request.

Please contact the server administrator at webmaster@localhost to inform them of the time this error occurred, and the actions you performed just before this error.

More information about this error may be available in the server error log.

Apache Server at csn.instructure.com Port 80