ERROR_DS_ATT_SCHEMA_REQ_ID - 8399 (0x20CF)
Cannot read the governs class identifier for the schema record.
Updated: Feb 21, 2026
Technical Meaning
The error code ERROR_DS_ATT_SCHEMA_REQ_ID with the numeric value 8399 and hexadecimal representation 0x20CF signifies a failure in reading the governs class identifier for a schema record. This error typically occurs within the context of directory services, specifically when attempting to access or modify attribute schema information.
Error Details
The governs class identifier is crucial for defining how attributes are managed and enforced within the directory service schema. When this identifier cannot be read, it indicates that there might be an issue with the schema record itself or with the permissions required to access it.
Usage Context
This error can occur in various scenarios involving directory services, such as when performing operations on Active Directory attributes or when attempting to modify the schema through administrative tools. It is important to note that this error does not provide specific details about the cause but rather indicates a failure in reading the necessary attribute information.
Developer Interpretation
Developers should interpret this error code as an indication of a problem with the schema record's governs class identifier. This could be due to several factors, including incorrect schema records, insufficient permissions, or issues within the directory service itself. Developers are advised to review the operation context and ensure that all required parameters and attributes are correctly specified.
Related Errors
ERROR_DS_ATT_NOT_DEF_IN_SCHEMA(8379) - Attribute is not defined in the schema.ERROR_DS_CANT_MOD_ATT(5416) - Cannot modify attribute due to schema constraints.
FAQ
Q: What does the error code 8399 mean?
A: The error code 8399, or ERROR_DS_ATT_SCHEMA_REQ_ID, indicates a failure in reading the governs class identifier for a schema record. This typically occurs when there is an issue with attribute schema information.
Q: How can I resolve this error?
A: Review the operation context and ensure that all required parameters and attributes are correctly specified. Check permissions and verify that the schema records are valid.
Summary
The ERROR_DS_ATT_SCHEMA_REQ_ID (8399) is a specific error code indicating an issue with reading the governs class identifier for a schema record in directory services. Developers should interpret this as a failure to access necessary attribute information and take appropriate steps to resolve it by reviewing operation context, parameters, and permissions.