Reproduction steps:
1. Open the attached “BugRepro” project
2. Open the “Assets/VolumetricLights/Demos/Minimal/Scene/Demo.unity” Scene
3. Enter the Play Mode
4. Observe the Game view and notice the cubes and a volumetric spot light with shadows
5. Build and run the Player (File > Build And Run)
6. Observe the Player

Expected result: Shadows are visible
Actual result: Shadows are not visible

Reproducible with: 6000.0.54f1, 6000.1.12f1, 6000.2.0b10, 6000.3.0a2

Reproducible on: Windows 11
Not reproducible on: No other environment tested

Notes:

• The issue is only reproducible when using DX12 with Forward+ or Deferred+
• Not reproducible with Forward or Deferred rendering
• Not reproducible with DX11, Vulkan