ERROR_IPSEC_IKE_ATTRIB_FAIL - 13802 (0x35EA)
IKE security attributes are unacceptable.
Updated: Feb 21, 2026
Technical Meaning
The ERROR_IPSEC_IKE_ATTRIB_FAIL error code indicates that the security attributes required for Internet Protocol Security (IPsec) IKE (Internet Key Exchange) phase 1 negotiations are unacceptable. This typically means that one or more of the parameters provided do not meet the necessary criteria.
Error Details
This error is specific to IPsec and occurs during the negotiation process where certain security attributes, such as encryption algorithms, key lengths, or authentication methods, fail to satisfy the requirements set by the system or policy.
Usage Context
The ERROR_IPSEC_IKE_ATTRIB_FAIL can be encountered in various scenarios involving IPsec configuration. It is commonly seen when attempting to establish a secure connection over IPsec where the security attributes specified do not comply with the expected standards or policies configured on the system.
Developer Interpretation
When this error occurs, developers should review the parameters and settings used for IPsec negotiations. Ensure that all security attributes are correctly specified according to the policy requirements and that they are compatible with the system's capabilities.
Related Errors
ERROR_IPSEC_KEY_SIZE_MISMATCHERROR_IPSEC_INVALID_TRANSFORMERROR_IPSEC_SA_LIMIT_REACHED
FAQ
Q: What does ERROR_IPSEC_IKE_ATTRIB_FAIL mean?
A: This error indicates that the security attributes required for IPsec IKE negotiations are unacceptable.
Q: How can I resolve this issue?
A: Review and correct the security attributes used in your IPsec configuration to ensure they meet the necessary criteria.
Summary
The ERROR_IPSEC_IKE_ATTRIB_FAIL error code is specific to issues encountered during IPsec IKE negotiations where the provided security attributes are unacceptable. Developers should focus on ensuring that all parameters are correctly specified and compatible with system policies.