How To Fix ESH_OM_OBJ_MODEL_RP2888 - Locking of ranking factors finally terminated after &2 trials (area &1)

SAP Error Message - Details

• Message type: E = Error

• Message class: ESH_OM_OBJ_MODEL_RP2 - Object Model Repository (2)

• Message number: 888

• Message text: Locking of ranking factors finally terminated after &2 trials (area &1)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message ESH_OM_OBJ_MODEL_RP2888 - Locking of ranking factors finally terminated after &2 trials (area &1) ?

  The SAP error message ESH_OM_OBJ_MODEL_RP2888 indicates that there was an issue with locking ranking factors in the context of the SAP Enterprise Search (ESH) or SAP HANA Search. This error typically occurs when the system is unable to acquire a lock on the required resources after a specified number of attempts, which can lead to performance issues or inconsistencies in search results.
  Cause:
  
  Concurrency Issues: The error often arises due to multiple processes trying to access the same ranking factors simultaneously, leading to contention for locks.
  Long-running Transactions: If a transaction that holds a lock is taking too long to complete, it can prevent other processes from acquiring the necessary locks.
  Deadlocks: In some cases, deadlocks can occur where two or more processes are waiting for each other to release locks, causing the system to terminate the locking attempts.
  Configuration Issues: Incorrect configuration settings related to locking mechanisms or ranking factors can also lead to this error.
  
  Solution:
  
  Check for Long-running Transactions: Use transaction codes like SM50 or SM66 to monitor active processes and identify any long-running transactions that may be holding locks.
  Increase Lock Wait Time: If applicable, consider increasing the number of trials or the wait time for acquiring locks in the system configuration.
  Optimize Ranking Factors: Review and optimize the ranking factors being used in the search configuration to reduce contention.
  Review System Logs: Check the system logs (transaction SLG1) for any additional error messages or warnings that may provide more context about the issue.
  Restart Services: In some cases, restarting the relevant services or the entire system may help to clear any stale locks.
  Consult SAP Notes: Look for relevant SAP Notes that may address this specific error or provide patches and updates that could resolve underlying issues.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for Enterprise Search and the specific components involved in ranking factors.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  Performance Monitoring: Implement performance monitoring tools to keep track of system performance and locking behavior to prevent future occurrences of this error.
  
  If the issue persists after trying the above solutions, it may be necessary to contact SAP support for further assistance.