ERROR_IPSEC_MM_FILTER_NOT_FOUND - 13007 (0x32CF)

The specified main mode filter was not found.

Updated: Feb 21, 2026

Technical Meaning

The ERROR_IPSEC_MM_FILTER_NOT_FOUND error indicates that a required main mode filter for Internet Protocol Security (IPsec) was not found during the execution of an operation. This error is specific to IPsec and pertains to the configuration or state of the system.

Error Details

This error code, 13007 (0x32CF), is returned when a main mode filter that should be present in the system's IPsec policy is missing. Main mode filters are crucial components in defining security policies for IPsec connections and are used to specify how data packets should be processed.

Usage Context

This error typically occurs during the establishment or maintenance of an IPsec connection, where a specific filter is expected but not found. The context can vary depending on the operation being performed, such as initiating a new session or applying existing policies.

Developer Interpretation

When encountering this error, developers should ensure that all necessary main mode filters are correctly configured and present in the system's IPsec policy store. This includes verifying that the filter names match exactly with those expected by the application or service performing the operation.

Related Errors

  • ERROR_IPSEC_INVALID_POLICY (13002): Indicates an invalid IPsec policy.
  • ERROR_IPSEC_KEYING_SET_NAME_NOT_FOUND (13004): Suggests that a keying set name is missing from the policy store.

FAQ

Q: What does this error mean?

A: The specified main mode filter was not found, indicating an issue with IPsec policy configuration.

Q: How can I resolve this error?

A: Ensure all required filters are correctly configured and present in the system's IPsec policy store.

Summary

The ERROR_IPSEC_MM_FILTER_NOT_FOUND error is a specific indication that a main mode filter necessary for an IPsec operation is missing. Developers should focus on verifying the configuration of their IPsec policies to resolve this issue.