How To Fix CO800 - System error when locking object & key &

SAP Error Message - Details

• Message type: E = Error

• Message class: CO - PPC order processing messages

• Message number: 800

• Message text: System error when locking object & key &

What causes this issue?

An internal error has occurred.

System Response

INCLUDE 'NA_ALLG_NOVERARBEITUNG' OBJECT DOKU ID TX

How to fix this error?

INCLUDE 'NA_ALLG_SYSTEMVERW' OBJECT DOKU ID TX

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CO800 - System error when locking object & key & ?

  The SAP error message CO800 typically indicates a system error related to locking an object and key in the SAP system. This error can occur in various contexts, often when the system is trying to access or modify data that is currently locked by another process or user. Here’s a breakdown of the potential causes, solutions, and related information for this error:
  Causes:
  
  
  Lock Contention: The most common cause is that another transaction or user is currently holding a lock on the object you are trying to access. This can happen in high-traffic environments where multiple users are trying to access the same data simultaneously.
  
  
  Database Issues: Sometimes, underlying database issues can lead to locking problems, such as deadlocks or long-running transactions that hold locks for extended periods.
  
  
  System Configuration: Incorrect configuration of the SAP system or the underlying database can also lead to locking issues.
  
  
  Program Errors: Custom programs or enhancements that do not handle locks properly can lead to this error.
  
  
  Solutions:
  
  
  Identify Locking Users: Use transaction code SM12 to check for existing locks. You can see which users or processes are holding locks on the object in question. 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 another user or process, you may need to wait for that process to complete. After a short period, try your action again.
  
  
  Check for Long-Running Transactions: Use transaction code SM66 to monitor active processes in the system. Identify any long-running transactions that may be causing locks and address them accordingly.
  
  
  Review Custom Code: If the error is occurring in a custom program, review the code to ensure that it properly handles locks and does not hold them longer than necessary.
  
  
  System Configuration Review: Ensure that the SAP system and database are configured correctly for your environment. Consult with your Basis team if necessary.
  
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide patches or updates that could resolve the issue.
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM12: Display and manage locks.
  SM66: Global work process overview.
  SM21: System log for error messages and warnings.
  
  
  
  SAP Support: If the issue persists and cannot be resolved through the above steps, consider reaching out to SAP Support for further assistance.
  
  
  Documentation: Review SAP documentation related to locking mechanisms and error handling for more in-depth understanding.
  
  
  By following these steps, you should be able to diagnose and resolve the CO800 error in your SAP system.