ERROR_NO_MATCH - 1169 (0x491)
There was no match for the specified key in the index.
Updated: Feb 21, 2026
Technical Meaning
The ERROR_NO_MATCH error code, with the numeric value of 1169 and the hexadecimal representation of 0x491, indicates that a search or query operation did not find any matching entries in an index or database.
Error Details
This error typically arises when a specific key or identifier is used to look up data within a structured storage system. If no entry corresponds to the provided key, this error is returned to indicate the absence of a match.
Usage Context
ERROR_NO_MATCH can be encountered in various scenarios where searches are performed against indexed data structures. Common contexts include database queries, file system operations, and registry lookups.
Developer Interpretation
When encountering ERROR_NO_MATCH, developers should interpret it as an indication that the specified key or identifier does not exist within the relevant index or database. This error is often used to signal the end of a search operation without finding any results.
Related Errors
- ERROR_FILE_NOT_FOUND (2) - Indicates that a file could not be found in the file system.
- ERROR_PATH_NOT_FOUND (3) - Suggests that a specified path does not exist.
- ERROR_NO_SUCH_DOMAIN (1906) - Used for network-related operations where no matching domain is found.
FAQ
Q: What causes ERROR_NO_MATCH?
A: This error typically occurs when the key or identifier used in a search operation does not correspond to any existing entry in the index or database being queried.
Q: How can I handle this error in my application?
A: Upon receiving ERROR_NO_MATCH, your application should gracefully handle the absence of a match and provide appropriate feedback to the user. This may involve logging the event, informing the user that no results were found, or taking alternative actions based on the operation's requirements.
Q: Can this error be ignored?
A: Whether ERROR_NO_MATCH can be safely ignored depends on the context of your application and the specific operation being performed. If the absence of a match is expected under certain conditions, it may not require further action. However, in other scenarios, it might indicate an issue that needs to be addressed.
Summary
The ERROR_NO_MATCH error code signifies that no matching entry was found for a specified key or identifier within an index or database. Developers should interpret this error as indicating the absence of a match and handle it accordingly based on the application's requirements.