Instructor Training - scheduling calendar is down

When I try to access the My Training → My Classroom Training (which typically brings up the table of classes), the system throws the following error “PRGateway Exception: error response from PRPC”

@MichaelB9860 The Class Schedule page works for me:

—> Please can you make sure that you are logged in? Perhaps you can log out, clear cache, and log back into Pega Academy?