ERROR_IPSEC_IKE_INVALID_CERT_TYPE - 13819 (0x35FB)
Invalid certificate type.
Updated: Feb 21, 2026
Technical Meaning
This error code, ERROR_IPSEC_IKE_INVALID_CERT_TYPE, indicates that a certificate type used in IPsec/IKE operations is not valid. This can occur during the negotiation or establishment of secure connections using Internet Key Exchange (IKE) protocols.
Error Details
The error typically arises when the system encounters an unexpected or unsupported certificate type, which could be due to incorrect configuration, corrupted data, or a mismatch between expected and actual certificate types in the security context.
Usage Context
This error is relevant in scenarios where IPsec/IKE is used for establishing secure communication channels. It can occur during various stages of IKE negotiation, such as key exchange or authentication processes.
Developer Interpretation
When encountering this error, developers should consider several aspects:
- Certificate Type Validation: Ensure that the certificate types being used are correctly specified and supported by the system.
- Configuration Consistency: Verify that all configuration settings related to certificates match the expected values.
- Data Integrity: Check for any potential corruption in the certificate data or metadata.
Related Errors
ERROR_IPSEC_IKE_CERT_EXPIRED(0x80350402)ERROR_IPSEC_IKE_INVALID_CERTIFICATE(0x80350401)ERROR_IPSEC_IKE_NO_PRIVATE_KEY(0x80350406)
FAQ
Q: What does the error code 0x35FB mean?
A: It indicates an invalid certificate type in IPsec/IKE operations.
Q: How can I resolve this issue?
A: Ensure that all certificates are correctly configured and supported by your system. Verify the integrity of the certificate data and check for any configuration mismatches.
Summary
ERROR_IPSEC_IKE_INVALID_CERT_TYPE is a specific error code indicating an invalid certificate type in IPsec/IKE operations. Developers should focus on validating certificate types, ensuring configuration consistency, and checking data integrity to resolve this issue.