Use - d3ddebug to enable the d3d debug device

Setting ReflectionCaptureResolution to 128 from 256 fixed the wonkiness for me when trying to open the Lyra sample project.

This YouTube video by JSFILMZ helped me a lot.

Engine: 5.3
AMD Ryzen 9 3900X 12-Core Processor
AMD Radeon RX 6600 XT
32 GB Ram