How To Fix /SAPAPO/TS_RLG_CPY118 - Lock for realignment table for &1 could not be acquired

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/TS_RLG_CPY -

• Message number: 118

• Message text: Lock for realignment table for &1 could not be acquired

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/TS_RLG_CPY118 - Lock for realignment table for &1 could not be acquired ?

  The SAP error message /SAPAPO/TS_RLG_CPY118 Lock for realignment table for &1 could not be acquired typically occurs in the context of SAP Advanced Planning and Optimization (APO) when there is an issue with acquiring a lock on a realignment table. This can happen during processes that require exclusive access to certain data structures, such as during realignment or planning runs.
  Cause:
  
  Concurrent Access: The most common cause of this error is that another process is currently holding a lock on the realignment table. This can happen if multiple users or processes are trying to access the same data simultaneously.
  Long-running Transactions: If a transaction is taking too long to complete, it may hold the lock longer than expected, preventing other processes from acquiring it.
  System Configuration Issues: There may be configuration issues in the APO system that affect how locks are managed.
  Database Issues: Sometimes, underlying database issues can lead to locking problems.
  
  Solution:
  
  Identify the Lock Holder: Use transaction codes like SM12 (to view and manage locks) to identify which user or process is holding the lock on the realignment table. You can then decide whether to wait for the lock to be released or to terminate the process holding the lock if it is safe to do so.
  Retry the Operation: If the lock is temporary, simply retrying the operation after a short wait may resolve the issue.
  Check for Long-running Processes: Investigate any long-running transactions that may be holding locks. If necessary, optimize these processes or schedule them during off-peak hours.
  System Configuration Review: Review the configuration settings related to locking mechanisms in your APO system to ensure they are set up correctly.
  Database Maintenance: Perform regular database maintenance to ensure that the database is functioning optimally and that there are no underlying issues causing locking problems.
  
  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: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions to common problems.
  Performance Monitoring: Use tools like ST03N (Workload Analysis) to monitor system performance and identify any bottlenecks that may be contributing to locking issues.
  
  If the problem persists after trying the above solutions, it may be necessary to involve your SAP Basis team or SAP support for further investigation.