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SL_E_INVALID_CLIENT_TOKEN
How to interpret this HRESULT
When SL_E_INVALID_CLIENT_TOKEN returns 0xC004C328, diagnosis has reached Genuine Validation. Specifically, the client token supplied to Genuine Validation cannot be authenticated or parsed as the expected token.
Windows reports “Genuine Validation determined the client token data is invalid”.
Relevant processing model
| Different result | If the experiment instead proves “an online validation blob is structurally readable but lacks a required named parameter”, diagnose that condition separately rather than treating it as this HRESULT. |
Safe recovery direction
To correct this using supported mechanisms, capture token version, issuer, timestamp and correlation without exposing the token itself, then obtain a fresh token.
Changes that make this code harder to diagnose
- Avoid rebuilding stores before preserving hashes and event history.
- Avoid hand-editing signed blobs, protected files or firmware tables.
- Avoid using unofficial activation patches during integrity investigation.
Technical references
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