Detail steps as below:
1. Download and install the latest windows 1809/1903 HLK on the test server (Windows server 2012 R2 Standard with 64 bit OS)
2. Install the Windows HLK Client software on the test system(Window10 32bit with build17763 and Win10 64 bit with build 17763, and Client and server in the same domain)
3. Create a machine pool and project, select Bluetooth HS as target to test
4. Load 1809/1903 playlist and then select Audio APO - Verify All Formats on Device ae Valid - TestCustomFormatSupport or other APO test case ->Fail, A crash with exception code 0x80000003 occurred in module "vrfcore.dll" in process "te.processhost.exe" from log. (The APO test case should 1809/1903 playlist, not include 1803 or previous playlist, try to see case description, blank page display.)
Try below way after fail: