How To Fix /PLMI/RCP_MIGRATION020 - Migration administration data for formula &1 cannot be locked

SAP Error Message - Details

• Message type: E = Error

• Message class: /PLMI/RCP_MIGRATION -

• Message number: 020

• Message text: Migration administration data for formula &1 cannot be locked

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /PLMI/RCP_MIGRATION020 - Migration administration data for formula &1 cannot be locked ?

  The SAP error message /PLMI/RCP_MIGRATION020 indicates that the migration administration data for a specific formula cannot be locked. This typically occurs during the migration process when the system is trying to access or modify data that is currently being used or locked by another process or user.
  Causes:
  
  Concurrent Access: Another user or process is currently accessing the migration administration data for the specified formula, preventing your process from obtaining a lock.
  Long-running Transactions: A long-running transaction may be holding the lock on the data, causing your request to fail.
  System Configuration Issues: There may be configuration issues or inconsistencies in the system that are causing locking problems.
  Database Locking: The underlying database may have locking mechanisms that are preventing access to the required data.
  
  Solutions:
  
  Check for Active Sessions: Use transaction codes like SM12 (to view and manage locks) to check if there are any active sessions that are locking the data. If you find any, you may need to wait for them to complete or, if appropriate, terminate them.
  Retry the Operation: Sometimes, simply retrying the operation after a short wait can resolve the issue if the lock was temporary.
  Review Long-running Processes: Identify any long-running processes that may be holding locks and determine if they can be optimized or terminated.
  System Logs: Check system logs (transaction SM21) for any related errors or warnings that might provide additional context about the locking issue.
  Consult Basis Team: If the issue persists, it may be necessary to involve your SAP Basis team to investigate further, as they can analyze system performance and locking behavior at a deeper level.
  Check for Configuration Issues: Review the configuration settings related to the migration process to ensure everything is set up correctly.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM12 (lock entries), SM21 (system log), and ST22 (dump analysis) for troubleshooting.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error or provide additional troubleshooting steps.
  Documentation: Review SAP documentation related to the migration process and locking mechanisms to better understand how to manage and troubleshoot these issues.
  
  If the problem continues after trying the above solutions, it may be beneficial to reach out to SAP support for further assistance.