Knowledge

ERROR_DS_CONFIG_PARAM_MISSING - 8427 (0x20EB)

The directory configuration parameter is missing from the registry.

Updated: Feb 21, 2026

Technical Meaning

The error code ERROR_DS_CONFIG_PARAM_MISSING (8427, 0x20EB) indicates that a required configuration parameter for directory services is missing from the Windows registry. This error typically arises when attempting to configure or access directory services where certain parameters are expected but not found.

Error Details

This specific error code is part of the Directory Services (DS) subsystem in Windows and is used to signal that a necessary configuration setting has not been provided. The parameter missing could be related to various aspects such as server roles, service configurations, or other directory-related settings.

Usage Context

The ERROR_DS_CONFIG_PARAM_MISSING error can occur during operations involving Active Directory, Lightweight Directory Access Protocol (LDAP) services, or any other directory service configuration tasks in Windows environments. It is commonly encountered when attempting to initialize or modify directory service components where specific parameters are required for proper operation.

Developer Interpretation

When encountering this error, developers should ensure that all necessary configuration parameters are correctly specified and present in the registry. The absence of these parameters can lead to failures in directory services operations, impacting the overall functionality and availability of related services within the system.

Related Errors

  • ERROR_DS_DN_SYNTAX_VIOLATION (8429, 0x2105): Violation of DN syntax rules.
  • ERROR_DS_OBJECT_CLASS_VIOLATION (8036, 0x1F7C): Object class violation during directory operations.

    FAQ

    Q: What does the error code 8427 mean?

    A: The error code 8427 indicates that a required configuration parameter for directory services is missing from the registry. This can occur when attempting to configure or access directory services where certain parameters are expected but not found.

    Q: How do I resolve this issue?

    A: Ensure all necessary configuration parameters are correctly specified and present in the registry. Review the specific requirements for your directory service operations and make sure all required settings are configured properly.

    Summary

    The ERROR_DS_CONFIG_PARAM_MISSING error (8427, 0x20EB) is a specific technical issue related to missing configuration parameters in Windows directory services. Developers should ensure that all necessary parameters are correctly specified and present in the registry to avoid this error and maintain proper functionality of directory service operations.