Can’t Enter Castle Volkihar Glitch Fix | How to Enter Castle Volkihar | Skyrim Special Edition
This can occur if Castle Volkihar is discovered beforehand, although this is not proven, nor has this yet been addressed by Bethesda. Fix: Type in console: setstage DLC1VQ02 10. After doing so, select the gate while in the console and type disable. You will be able to continue normally.