How To Fix DMC_MDS_MAINT_EVENT142 - More than one maintenance event of type &1 or &2 found

SAP Error Message - Details

• Message type: E = Error

• Message class: DMC_MDS_MAINT_EVENT - message class for dynamic maint event proc

• Message number: 142

• Message text: More than one maintenance event of type &1 or &2 found

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DMC_MDS_MAINT_EVENT142 - More than one maintenance event of type &1 or &2 found ?

  The SAP error message DMC_MDS_MAINT_EVENT142 indicates that there are multiple maintenance events of the specified types found in the system, which is causing a conflict. This typically occurs in the context of Data Management and Data Consistency processes within SAP systems, particularly when dealing with Master Data Management (MDM) or Data Migration Cockpit (DMC).
  Cause:
  The error is triggered when the system encounters more than one maintenance event of the specified type (indicated by &1 or &2) during a process that expects only one. This can happen due to:
  
  Duplicate Maintenance Events: There may be multiple entries in the database for the same maintenance event type, which the system cannot handle.
  Incorrect Configuration: The configuration settings for maintenance events may not be set up correctly, leading to the system not being able to distinguish between events.
  Data Consistency Issues: There may be inconsistencies in the data that lead to multiple events being generated for the same operation.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check for Duplicates:
  
  Use transaction codes like SE16 or SE11 to check the relevant database tables for duplicate entries of the maintenance events. Look for the specific event types indicated in the error message.
  
  
  
  Delete or Merge Duplicates:
  
  If duplicates are found, you may need to delete or merge them, depending on your business requirements. Ensure that you have backups and that you follow your organization's data governance policies.
  
  
  
  Review Configuration:
  
  Check the configuration settings related to maintenance events in your SAP system. Ensure that they are set up correctly to prevent the creation of duplicate events.
  
  
  
  Data Consistency Check:
  
  Run data consistency checks to identify any other potential issues in the data that could lead to this error. Use tools like the Data Consistency Checker (transaction code DMC) if available.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to the specific maintenance event types you are dealing with. There may be specific guidelines or patches available.
  
  
  
  Contact SAP Support:
  
  If the issue persists after trying the above steps, consider reaching out to SAP support for further assistance. Provide them with the error message details and any relevant logs.
  
  
  
  Related Information:
  
  Transaction Codes: SE16, SE11, DMC
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Documentation: Review the SAP Help Portal for information on Data Management and Master Data Management processes.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.