Hello,
I noticed a regression from 8.41.1 to 8.41.2. Where when OIT is true, and no transparent object is in the scene, then nothing is rendered.
You can reproduce with the provided sample:
https://playground.babylonjs.com/#YGWH0X%2325
You just need to change line 36 to set alpha level to 1 to freeze the rendering.
Thank you!