How To Fix 00079 - Internal error with matchcode selection (notify person responsible)

SAP Error Message - Details

• Message type: E = Error

• Message class: 00 -

• Message number: 079

• Message text: Internal error with matchcode selection (notify person responsible)

What causes this issue?

An internal error was found during matchcode selection.
The possible causes are :
RESET N1
There was no key field transferred by the matchcode interface or it has
a length of 0.
Table RSMDY could not be created for the matchcode interface.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

RESET N1
Check the matchcode description.
Contact the persons in charge.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 00079 - Internal error with matchcode selection (notify person responsible) ?

  The SAP error message "00079 Internal error with matchcode selection (notify person responsible)" typically indicates an issue with the matchcode (or matchcode object) that is being used in the system. This error can occur in various contexts, such as when trying to search for data using matchcodes in transaction codes or reports.
  Causes:
  
  Corrupted Matchcode Object: The matchcode object may be corrupted or not properly defined in the system.
  Database Issues: There may be issues with the underlying database that affect the matchcode selection process.
  Configuration Errors: Incorrect configuration settings for the matchcode object or its associated tables.
  Authorization Issues: The user may not have the necessary authorizations to access the matchcode object.
  System Bugs: There may be bugs in the SAP system that lead to this error.
  
  Solutions:
  
  
  Check Matchcode Object:
  
  Use transaction code SE11 to check the matchcode object definition. Ensure that it is correctly defined and active.
  If necessary, regenerate the matchcode using transaction code SE11 or SE78.
  
  
  
  Database Consistency:
  
  Run database consistency checks to ensure that there are no issues with the underlying data.
  Use transaction code DB02 to check for database performance and issues.
  
  
  
  Review Configuration:
  
  Verify the configuration settings for the matchcode object in transaction code SE11.
  Ensure that all necessary tables and fields are included in the matchcode definition.
  
  
  
  Check Authorizations:
  
  Ensure that the user has the necessary authorizations to access the matchcode object. This can be checked in transaction code SU53 or by reviewing the user's roles and authorizations.
  
  
  
  SAP Notes and Support:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates available that resolve the issue.
  If the problem persists, consider reaching out to SAP support for further assistance.
  
  
  
  System Logs:
  
  Review system logs (transaction code SM21) for any additional error messages or warnings that may provide more context about the issue.
  
  
  
  Related Information:
  
  Matchcode Objects: Matchcodes are used in SAP to provide alternative search methods for data retrieval. They can be defined for various data types and are often used in search helps.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11 (Data Dictionary), SE78 (SAP Archive Link), DB02 (Database Performance), and SM21 (System Log).
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  If you continue to experience difficulties, it may be beneficial to involve your SAP Basis team or a consultant with expertise in SAP matchcodes and system configuration.