UE 4.24 Collab Viewer VR Problem

After receiving the output of Collab Viewer 1.user does not have vr shortage.
2.user is experiencing difficulties in the visual vr does not work.
In VR mode, teleport does not work, menu does not work, target does not appear.
No changes were made to the project base.
Waiting for your help.Collabviewer-Screenshot-2020.01.03--15.35.jpg