How To Fix SIPT851 - Chronological numbering: system failure during locking date

SAP Error Message - Details

• Message type: E = Error

• Message class: SIPT - SIPT: Digital Signature Portugal

• Message number: 851

• Message text: Chronological numbering: system failure during locking date

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SIPT851 - Chronological numbering: system failure during locking date ?

  The SAP error message SIPT851, which indicates a "system failure during locking date" in the context of chronological numbering, typically arises when there are issues related to the locking mechanism in the SAP system. This can occur during processes that require exclusive access to certain data, such as when generating or processing documents that rely on chronological numbering.
  Causes:
  
  Database Locking Issues: The error may occur if there are problems with database locks, such as deadlocks or timeouts, preventing the system from acquiring the necessary locks.
  Concurrency Issues: Multiple users or processes trying to access the same data simultaneously can lead to conflicts and failures in locking.
  System Performance: If the system is under heavy load or experiencing performance issues, it may fail to lock the required data in a timely manner.
  Configuration Issues: Incorrect configuration settings related to the chronological numbering or locking mechanisms can also lead to this error.
  Transport Issues: If there have been recent transports or changes to the system, they may have introduced inconsistencies or bugs.
  
  Solutions:
  
  Check System Logs: Review the system logs (transaction SM21) for any related error messages or warnings that could provide more context about the failure.
  Monitor Lock Entries: Use transaction SM12 to check for any existing lock entries that may be causing the issue. If there are stale locks, they can be deleted (with caution).
  Review Performance: Analyze system performance using transaction ST03 or ST04 to identify any bottlenecks or resource issues that may be affecting locking.
  Adjust Configuration: Ensure that the configuration settings for chronological numbering and locking are correct. This may involve consulting with your SAP Basis or functional team.
  Test in a Development Environment: If recent changes were made, test the changes in a development or quality assurance environment to see if the issue can be replicated and resolved before applying changes to production.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide patches or updates.
  Contact SAP Support: If the issue persists and cannot be resolved internally, consider reaching out to SAP Support for further assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM21 (System Log), SM12 (Lock Entries), ST22 (Dump Analysis), and ST03 (Workload Analysis).
  Documentation: Review SAP documentation related to chronological numbering and locking mechanisms for a deeper understanding of how they function.
  User Training: Ensure that users are trained on best practices for data entry and document processing to minimize concurrency issues.
  
  By following these steps, you should be able to diagnose and resolve the SIPT851 error effectively.