How To Fix /SAPAPO/OM_PERF_MSG310 - Normal objects: Dereference with lock against liveCache base

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/OM_PERF_MSG -

• Message number: 310

• Message text: Normal objects: Dereference with lock against liveCache base

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/OM_PERF_MSG310 - Normal objects: Dereference with lock against liveCache base ?

  The SAP error message /SAPAPO/OM_PERF_MSG310 typically indicates a performance issue related to the handling of normal objects in the SAP Advanced Planning and Optimization (APO) system, specifically when there is a dereference operation with a lock against the liveCache database. This can occur in scenarios where the system is trying to access or modify data in the liveCache while it is locked, leading to potential performance degradation or deadlocks.
  Cause:
  
  Lock Contention: The error often arises due to multiple processes trying to access the same data in the liveCache simultaneously, leading to contention for locks.
  Long-running Transactions: If a transaction takes too long to complete, it can hold locks for an extended period, causing other transactions to wait and potentially leading to performance issues.
  High Volume of Data: Large datasets being processed can exacerbate locking issues, especially if multiple users or processes are trying to access the same data.
  Configuration Issues: Incorrect configuration of the liveCache or APO settings can lead to inefficient locking mechanisms.
  
  Solution:
  
  Analyze Lock Situations: Use transaction codes like SM12 to check for existing locks and identify which processes are holding locks for too long.
  Optimize Transactions: Review and optimize long-running transactions to ensure they complete quickly and release locks promptly.
  Increase Resources: If the system is under heavy load, consider increasing the resources allocated to the liveCache or the APO system to handle more concurrent operations.
  Adjust Lock Settings: Review and adjust the locking settings in the liveCache configuration to minimize contention.
  Batch Processing: If applicable, consider implementing batch processing for operations that require access to the same data, reducing the likelihood of lock contention.
  Monitor Performance: Regularly monitor the performance of the liveCache and APO system to identify and address potential bottlenecks before they lead to errors.
  
  Related Information:
  
  SAP Notes: Check for relevant SAP Notes that may provide additional insights or patches related to this error. SAP frequently updates its knowledge base with solutions for known issues.
  LiveCache Administration: Familiarize yourself with liveCache administration tools and best practices to ensure optimal performance and configuration.
  APO Performance Tuning: Consider engaging in performance tuning for your APO system, which may involve adjusting various parameters and settings to improve overall efficiency.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with SAP support or a technical consultant who specializes in SAP APO and liveCache.