How To Fix MC164 - Restart ambiguous for matchcode object & - see ID &,&

SAP Error Message - Details

• Message type: E = Error

• Message class: MC - Aggregate: views, matchcodes, lock objects

• Message number: 164

• Message text: Restart ambiguous for matchcode object & - see ID &,&

What causes this issue?

Several matchcode records were created for the matchcode object (e.g.
for different clients and/or matchcode IDs), causing cancellation.
The system cannot decide with which of the cancelled tasks to continue
when carrying out your system restart.

System Response

Maintenance of the matchcode object is cancelled.

How to fix this error?

Matchcode record constsruction must start again from the beginning in
this case. Use the function 'CRE'.
It would be advisable to end the cancelled maintenance of a matchcode
object (i.e. matchcode record construction) first with the function
REC (restart) before requesting further maintenance of this matchcode
object. Otherwise you might no longer be able to use the restart
function.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message MC164 - Restart ambiguous for matchcode object & - see ID &,& ?

  The SAP error message MC164, which states "Restart ambiguous for matchcode object & - see ID &,&," typically occurs in the context of matchcode objects in SAP. This error indicates that there is an ambiguity in the restart process for a matchcode object, which can happen for various reasons.
  Cause:
  
  Ambiguous Matchcode Entries: The matchcode object may have multiple entries that match the criteria, leading to confusion in determining which entry to restart.
  Data Inconsistencies: There may be inconsistencies or corruption in the data related to the matchcode object.
  Configuration Issues: The matchcode object may not be configured correctly, leading to issues when trying to restart it.
  Missing or Incorrect Parameters: The parameters passed to the matchcode object may be incorrect or incomplete.
  
  Solution:
  
  Check Matchcode Configuration: Review the configuration of the matchcode object in transaction codes like SE11 (Data Dictionary) or SE78 (Matchcode Object). Ensure that it is set up correctly.
  Analyze Matchcode Entries: Use transaction SE16 or SE11 to check the entries in the matchcode object. Look for duplicates or ambiguous entries that may be causing the issue.
  Rebuild Matchcode: If the matchcode object is corrupted, you may need to rebuild it. This can often be done using transaction MC21 (for matchcode objects) or similar transactions depending on your SAP version.
  Check for Updates: Ensure that your SAP system is up to date with the latest patches and updates, as this may resolve known issues related to matchcode objects.
  Consult SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error message or provide additional troubleshooting steps.
  Contact SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SE11, SE16, MC21, and SE78 for managing matchcode objects.
  Documentation: Review SAP documentation related to matchcode objects and their configuration for a deeper understanding.
  Community Forums: Check SAP Community forums or other user groups for similar issues and solutions shared by other users.
  
  By following these steps, you should be able to diagnose and resolve the MC164 error in your SAP system.