Delay Compensation not Working with VEP 6 - Null Test Fails

Cubase Pro 9.5 delay compensation doesn’t work with VEP 6

Here is a Null Test

Am I doing something wrong or is this a major bug?

W10 ENT LTSB - RME Fireface 802 - Cubase Pro 9.5 - ASIO Guard Off - VEP 6 VST3 64bit