ERROR_DS_NON_ASQ_SEARCH - 8624 (0x21B0)
The requested search operation is not supported for ASQ searches.
Updated: Feb 21, 2026
Technical Meaning
The error code ERROR_DS_NON_ASQ_SEARCH indicates that a specific search operation requested by the application is not supported when using an Application-Specific Query (ASQ) approach. ASQ searches are designed for more complex and flexible query operations, but certain operations may be unsupported.
Error Details
This error typically occurs in directory service (DS) operations where advanced or non-standard search queries are attempted. The underlying issue is that the operation being requested does not align with the capabilities supported by ASQ searches.
Usage Context
The ERROR_DS_NON_ASQ_SEARCH can be encountered in various scenarios, such as when performing complex directory service searches using APIs like LDAP (Lightweight Directory Access Protocol) or similar directory services. It is important to ensure that the search operations being performed are compatible with ASQ capabilities.
Developer Interpretation
Developers should interpret this error code as a signal that the specific operation requested cannot be executed in an ASQ context. This may require revising the query or using a different method of performing the search if support for the required operation is necessary.
Related Errors
ERROR_DS_NO_ATTRIBUTE_OR_VALUE(8019): Indicates that no attribute or value was found, which might be encountered when searching with ASQ but expecting specific attributes to exist.ERROR_DS_INVALID_SEARCH_BASE(8024): Occurs if the base DN for a search is invalid, which could also lead to issues in complex searches.
FAQ
Q: What does ERROR_DS_NON_ASQ_SEARCH mean?
A: It indicates that an unsupported search operation was attempted using ASQ.
Q: How can I resolve this error?
A: Review the search parameters and ensure they are compatible with ASQ capabilities. If necessary, use a different method or adjust the query to align with supported operations.
Summary
The ERROR_DS_NON_ASQ_SEARCH is a specific error indicating that an unsupported operation was attempted in an ASQ context. Developers should carefully review their search queries and ensure they are compatible with the capabilities of ASQ searches.