Reproduction steps:

# Create a new project with com.unity.template.hdrp-blank (empty HDRP project)
# Go to Window → Rendering → HDRP Wizard
# In the HDRP Wizard window select the “HDRP + DXR” tab
# Click “Fix All” button
# Restart the editor when prompted

Expected result: The Game view is displayed normally, with no error in the Console
Actual result: The Game view is black and error in the Console

Reproducible with: 2023.1.0a21, 2023.1.0a24
Not reproducible with: 2020.3.43f1, 2021.3.16f1, 2022.2.2f1, 2023.1.0a20

Reproduced on: Windows 10

Note: Is not reproducible if the project is created from the blank 3D template (com.unity.template.3d) and then proceeding with HDRP Wizard setup.

The part of the error:
NullReferenceException: Object reference not set to an instance of an object
UnityEngine.Rendering.HighDefinition.HDRenderPipeline.UpdateShaderVariablesRaytracingCB (UnityEngine.Rendering.HighDefinition.HDCamera hdCamera, UnityEngine.Rendering.CommandBuffer cmd) (at ./Library/PackageCache/com.unity.render-pipelines.high-