How To Fix DMC_RT_MSG165 - Declustering failed for object &1 RELID &2

SAP Error Message - Details

• Message type: E = Error

• Message class: DMC_RT_MSG - DMC: Runtime Object Messages

• Message number: 165

• Message text: Declustering failed for object &1 RELID &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DMC_RT_MSG165 - Declustering failed for object &1 RELID &2 ?

  The SAP error message DMC_RT_MSG165 indicates that there was a failure in the declustering process for a specific object. This error typically occurs in the context of SAP Data Management and can be related to issues with data distribution or partitioning in a database.
  Cause:
  The error can be caused by several factors, including:
  
  Data Consistency Issues: There may be inconsistencies in the data that prevent successful declustering.
  Database Locking: The object may be locked by another process, preventing the declustering operation from completing.
  Configuration Issues: Incorrect configuration settings for the data management or the specific object can lead to declustering failures.
  Resource Limitations: Insufficient system resources (like memory or disk space) can hinder the declustering process.
  Corrupted Data: The data associated with the object may be corrupted or not in the expected format.
  
  Solution:
  To resolve the DMC_RT_MSG165 error, you can take the following steps:
  
  
  Check for Locks: Use transaction codes like SM12 to check for any locks on the object. If there are locks, you may need to wait for the other processes to complete or manually release the locks if appropriate.
  
  
  Review Data Consistency: Ensure that the data is consistent and meets the requirements for declustering. You may need to run consistency checks or data validation processes.
  
  
  Check Configuration: Review the configuration settings for the data management and the specific object. Ensure that they are set up correctly according to SAP guidelines.
  
  
  Monitor System Resources: Check the system resources (CPU, memory, disk space) to ensure that there are no limitations that could affect the declustering process.
  
  
  Review Logs: Look at the application logs (transaction SLG1) for more detailed error messages that can provide additional context about the failure.
  
  
  Re-run the Process: After addressing any identified issues, try to re-run the declustering process.
  
  
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  
  
  Contact SAP Support: If the issue persists after trying the above steps, consider reaching out to SAP Support for further assistance.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM12 (to check locks), SLG1 (to view application logs), and ST22 (to check for dumps).
  SAP Documentation: Review SAP documentation related to data management and declustering for best practices and troubleshooting tips.
  System Monitoring Tools: Utilize system monitoring tools to keep an eye on performance and resource usage during data management operations.
  
  By following these steps, you should be able to identify the root cause of the DMC_RT_MSG165 error and implement a solution to resolve it.