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TPMAPI_E_INVALID_KEY_PARAMS
TPMAPI_E_INVALID_KEY_PARAMS is a Windows TPM API result. It indicates that the key parameter structure contains unsupported or inconsistent values.
What to check for TPMAPI_E_INVALID_KEY_PARAMS
- Initialize the whole structure to the documented version before setting individual fields.
- Check algorithm, usage, authorization, PCR, and size fields as one coherent key template.
- Compare the request with a template created successfully on the same TPM generation.
Microsoft documentation for TPMAPI error codes
Diagnostic discriminator: Check the algorithm-specific key parameter structure and its internal combinations. This result is about invalid key parameters, distinct from malformed key-blob encoding or unsupported key size.
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