What does HRESULT 0x8024F005 (WU_E_CALLBACK_COOKIE_NOT_FOUND) mean?

 
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WU_E_CALLBACK_COOKIE_NOT_FOUND

WU_E_CALLBACK_COOKIE_NOT_FOUND means a caller tried to use a callback cookie that Windows Update no longer recognizes. This is primarily an API-lifecycle error for code using asynchronous WUA operations.

What to check

  • Keep the callback, operation, and session objects alive until the matching End* method completes.
  • Do not reuse cookies after cancelling, disconnecting, or completing the associated operation.
  • Log the operation start, callback registration, completion, and cleanup order to find the first lifecycle mismatch.

Microsoft: Windows Update Agent API reference

Microsoft: IUpdateInstaller interface

Microsoft: Windows Update error reference


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