Steps to reproduce:
1. Create new Unity project using Universal 3D Template
2. Open Package Manager
3. Find and install High Definition Render Pipeline package
4. Open HDRP Wizard window (Window > Rendering > HDRP Wizard)
5. Press “Fix All”
6. In “HDRP Pipeline Configuration” pop-up press “Create New”
7. Observe the Console window

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Actual results: “NullReferenceException” error is thrown in the Console window
Expected results: No errors are thrown in the Console window

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Reproducible with versions: 6000.0.71f1, 6000.3.12f1, 6000.4.1f1, 6000.5.0b1, 6000.6.0a1

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Tested on (OS): macOS Silicon Tahoe 26.3.1 (a) (M1)

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Error:
{code:java}
NullReferenceException: Object reference not set to an instance of an object
UnityEditor.Rendering.HighDefinition.HDWizard.FixDiffusionProfile (System.Boolean fromAsyncUnused) (at ./Library/PackageCache/com.unity.render-pipelines.high-definition@02397bf9f000/Editor/Wizard/HDWizard.Configuration.cs:541)
UnityEditor.Rendering.HighDefinition.HDWizard+<>c__DisplayClass17_0.<FixAllEntryInScope>b__0 () (at ./Library/PackageCache/com.unity.render-pipelines.high-definition@02397bf9f000/Editor/Wizard/HDWizard.Configuration.cs:295)
UnityEditor.Rendering.HighDefinition.HDWizard+QueuedLauncher.Run () (at ./Library/PackageCache/com.unity.render-pipelines.high-definition@02397bf9f000/Editor/Wizard/HDWizard.Configuration.cs:342)
UnityEditor.EditorApplication.Internal_CallUpdateFunctions () (at /Users/bokken/build/output/unity/unity/Editor/Mono/EditorApplication.cs:403)
{code}