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What does HRESULT 0x887A0031 (DXGI_ERROR_DYNAMIC_CODE_POLICY_VIOLATION) mean?

 
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DXGI_ERROR_DYNAMIC_CODE_POLICY_VIOLATION

What Windows rejected: dynamic code policy violation

DXGI_ERROR_DYNAMIC_CODE_POLICY_VIOLATION, value 0x887A0031, is produced by dxgi error when the graphics component would require dynamic executable code that the process policy forbids. The investigation should stay attached to process mitigation policy during device creation and to the exact generation in which it was obtained.

Do not erase all shader caches or recreate every graphics object before preserving the first failing call. Cache, policy, remote-session and device-lifetime failures have different recovery rules.

Build a useful diagnostic record

Capture itemWhy it matters
What to captureProcessDynamicCodePolicy, device-creation flags, selected adapter, loaded user-mode driver modules and signing state
Current graph stateDXGI factory, adapter, device, resource or cache session
Supporting traceDXGI debug messages, adapter LUID, driver version, device-removal reason where applicable and the exact API parameters
Object identityprocess mitigation policy during device creation
Rejected conditionthe graphics component would require dynamic executable code that the process policy forbids

Separate state from capability

  1. Capture the failing state. Record ProcessDynamicCodePolicy, device-creation flags, selected adapter, loaded user-mode driver modules and signing state.
  2. Create the same device in a test process with and without the dynamic-code restriction.

The comparison with DXGI_ERROR_SDK_COMPONENT_MISSING is especially useful: DXGI_ERROR_SDK_COMPONENT_MISSING indicates an unavailable development component, not a mitigation conflict.

Verify the repaired path

Use a compatible signed graphics path or redesign the process boundary; do not silently weaken mitigation for the whole application.

  • debug-layer, ETW or driver diagnostics no longer report the rejected process mitigation policy during device creation contract during the same scenario.

Implementation notes

Log DXGI debug messages, adapter LUID, driver version, device-removal reason where applicable and the exact API parameters.

Technical references


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