If you can't see or access a discussion forum or topic you should be able to access, contact BOLT Support right away.
BOLT Support is available 24/7/365.
You can contact them at 1-866-921-0473 or via the Need Help? widget on the right side of the page in BOLT.
Be prepared to tell BOLT Support which course you are in (2018SpringENGLISH-1-101-01 for example), the name of the discussion you should be seeing, and what you see or do not see onscreen.
BOLT Support may or may not need to follow up with your instructor, so please watch for calls and emails from them if they need to get in contact with you after your initial call.