Instanced stereo and deferred rendering are broken (again) in 5.8:
Editor/build crashes when Instanced Stereo is enabled together with deferred rendering:
-
New VR Template Project
-
Disable forward rendering
-
play in VR
→ crash -
disable Instanced Stereo
-
play in VR
→ works again
See also: UE 5.8.1 - blank + openXR plugin + instanced stereo = instant crash in VR