Raid Difficulty: Tomb of Sargeras 10 man normal.
Summary of Events:
After we defeated sisters , we took the passage just next to sisters of the moon to go to the following boss ; the desolate host. The door opened when we defeated sisters .However, after a few seconds, the door just closed . This bug can be reproduced by defeating Sisters of the moon, taking the direct passage to the desolate host and waiting for a few seconds on the stairs.
What should happen on Retail:
Once sisters of the moon have been defeated, the door allowing direct passage to the Desolate Host should remain open.