How To Fix DU073 - Master data table &1 could not be locked

SAP Error Message - Details

• Message type: E = Error

• Message class: DU - Data transfer to SAP-EIS

• Message number: 073

• Message text: Master data table &1 could not be locked

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DU073 - Master data table &1 could not be locked ?

  The SAP error message DU073 indicates that the system is unable to lock a master data table, which is necessary for certain operations to ensure data integrity and consistency. This error typically occurs when multiple users or processes are trying to access or modify the same data simultaneously, leading to a conflict.
  Causes of DU073 Error
  
  Concurrent Access: Another user or process is currently accessing the master data table, preventing your transaction from obtaining a lock.
  Long-Running Transactions: A transaction that takes a long time to complete may hold the lock longer than expected, causing other transactions to fail.
  System Performance Issues: High system load or performance issues can lead to delays in lock acquisition.
  Database Locks: Locks at the database level may also prevent the application from obtaining the necessary locks.
  Configuration Issues: Incorrect configuration of the locking mechanism or master data settings in SAP.
  
  Solutions to DU073 Error
  
  Wait and Retry: If the error is due to concurrent access, waiting for a few moments and then retrying the operation may resolve the issue.
  Identify Lock Holders: Use transaction code SM12 to check for existing locks. You can identify the user or process holding the lock and take appropriate action (e.g., contacting the user to release the lock).
  Check for Long-Running Transactions: Use transaction code SM66 to monitor active processes and identify any long-running transactions that may be holding locks.
  System Performance Monitoring: Check system performance metrics to ensure that the system is not overloaded. If necessary, optimize performance or schedule heavy jobs during off-peak hours.
  Database Administration: If database locks are suspected, consult with your database administrator to investigate and resolve any underlying database issues.
  Configuration Review: Review the configuration settings related to master data and locking mechanisms to ensure they are set up correctly.
  
  Related Information
  
  
  Transaction Codes: 
  
  SM12: To view and manage lock entries.
  SM66: To monitor active processes in the system.
  SM21: To check system logs for any related errors or warnings.
  
  
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the DU073 error. You can search the SAP Support Portal for relevant notes.
  
  
  Documentation: Review SAP documentation related to master data management and locking mechanisms for best practices and troubleshooting steps.
  
  
  If the issue persists after trying the above solutions, it may be necessary to involve your SAP Basis team or SAP support for further investigation.