How To Fix MMPUR_CAT_EXTR_LGMSG181 - Delta upload for the same parameters is already in process

SAP Error Message - Details

• Message type: E = Error

• Message class: MMPUR_CAT_EXTR_LGMSG - Extractor Log Messages

• Message number: 181

• Message text: Delta upload for the same parameters is already in process

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message MMPUR_CAT_EXTR_LGMSG181 - Delta upload for the same parameters is already in process ?

  The SAP error message MMPUR_CAT_EXTR_LGMSG181 indicates that a delta upload for the same parameters is already in process. This typically occurs in the context of SAP's Material Management (MM) module, particularly when dealing with the integration of data from external systems or during the execution of delta uploads in the SAP system.
  Cause:
  
  
  Concurrent Processes: The error usually arises when multiple processes are trying to execute a delta upload for the same set of parameters simultaneously. This can happen if:
  
  A previous delta upload has not yet completed.
  A user or process has initiated a new delta upload while the previous one is still running.
  
  
  
  Locking Mechanism: SAP employs a locking mechanism to prevent data inconsistencies. If a delta upload is already in progress, the system will not allow another upload for the same parameters until the first one is completed.
  
  
  Solution:
  
  
  Check Running Processes: 
  
  Use transaction SM37 to check for any running jobs related to the delta upload. Look for jobs that are in the "Active" state and see if there is one that matches the parameters you are trying to upload.
  
  
  
  Wait for Completion: If you find that a delta upload is currently in progress, you may need to wait for it to complete before attempting to start a new one.
  
  
  Terminate Stuck Jobs: If a job appears to be stuck or has been running for an unusually long time, you may need to terminate it. This can be done from the SM37 transaction by selecting the job and choosing the option to cancel it.
  
  
  Review Logs: Check the logs for the delta upload process to identify any issues that may have caused the previous upload to hang or fail. This can provide insights into whether there are underlying issues that need to be addressed.
  
  
  System Configuration: Ensure that the system is configured correctly for delta uploads. This includes checking settings related to data extraction and ensuring that there are no configuration issues that could lead to concurrent processing problems.
  
  
  Consult Documentation: If the issue persists, refer to SAP documentation or support notes related to delta uploads in your specific version of SAP. There may be known issues or patches available.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM37 (Job Monitoring), SLG1 (Application Log), and ST22 (Dump Analysis) for troubleshooting.
  SAP Notes: Search for SAP Notes related to MMPUR_CAT_EXTR_LGMSG181 for any specific fixes or recommendations provided by SAP.
  Performance Monitoring: Regularly monitor the performance of your SAP system to ensure that delta uploads and other processes are running efficiently.
  
  By following these steps, you should be able to resolve the error and successfully perform the delta upload. If issues persist, consider reaching out to your SAP Basis team or SAP support for further assistance.