How To Fix CNV_CMIS_A_20085 - Lock Attempt Failed

SAP Error Message - Details

• Message type: E = Error

• Message class: CNV_CMIS_A_20 - Message class for Cross-Client Customizing Comparison (SLO)

• Message number: 085

• Message text: Lock Attempt Failed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CNV_CMIS_A_20085 - Lock Attempt Failed ?

  The SAP error message CNV_CMIS_A_20085: Lock Attempt Failed typically occurs in the context of data migration or conversion processes, particularly when using the SAP Conversion Management Information System (CMIS). This error indicates that a lock attempt on a specific object or resource has failed, which can happen for several reasons.
  Causes:
  
  Concurrent Access: Another process or user may be accessing the same object or resource, leading to a lock conflict.
  Long-Running Transactions: If a transaction is taking too long to complete, it may hold a lock on the resource, preventing other processes from accessing it.
  System Configuration: There may be configuration issues in the SAP system that affect locking mechanisms.
  Database Issues: Problems with the underlying database, such as deadlocks or resource contention, can also lead to lock failures.
  
  Solutions:
  
  
  Identify Locking Processes:
  
  Use transaction code SM12 to check for existing locks. You can see which user or process is holding the lock and take appropriate action.
  If you find a lock that is no longer needed, you can delete it (if you have the necessary authorizations).
  
  
  
  Wait and Retry:
  
  If the lock is held by a legitimate process, you may need to wait for that process to complete before retrying your operation.
  
  
  
  Optimize Long-Running Transactions:
  
  Review and optimize any long-running transactions that may be holding locks for extended periods. This may involve improving performance or breaking down large transactions into smaller ones.
  
  
  
  Check System Configuration:
  
  Review the configuration settings related to locking in your SAP system. Ensure that they are set up correctly to avoid unnecessary lock conflicts.
  
  
  
  Database Monitoring:
  
  Monitor the database for any issues that may be causing lock contention. This may involve checking for deadlocks or other performance-related issues.
  
  
  
  Consult SAP Notes:
  
  Check the SAP Support Portal for any relevant SAP Notes that may address this specific error. There may be patches or updates that resolve known issues.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SM12 (for lock entries), SM21 (for system logs), and ST22 (for dumps) to diagnose issues.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  Documentation: Review SAP documentation related to the CMIS and data migration processes for best practices and troubleshooting tips.
  
  If the issue persists after trying the above solutions, it may be beneficial to involve your SAP Basis team or reach out to SAP support for further assistance.