How To Fix JIT00045 - Error occurred when shared buffer was being deleted

SAP Error Message - Details

• Message type: E = Error

• Message class: JIT00 - JIT: Messages for JIT Process

• Message number: 045

• Message text: Error occurred when shared buffer was being deleted

What causes this issue?

Internal errors occurred when the shared buffer was being deleted.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Please try to perform the action later. If the error still occurs,
please contact your system administrator since this is probably a
system error.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message JIT00045 - Error occurred when shared buffer was being deleted ?

  The SAP error message JIT00045, which states "Error occurred when shared buffer was being deleted," typically relates to issues with the shared memory management in the SAP system. This error can occur during various operations, such as when the system is trying to delete or manage shared buffers, which are used for performance optimization by storing frequently accessed data in memory.
  Causes:
  
  Memory Management Issues: The error may arise due to problems with the memory allocation or deallocation processes in the SAP system.
  Insufficient Memory: If the system is running low on memory resources, it may fail to delete or manage shared buffers properly.
  Corrupted Buffers: There could be corruption in the shared buffers, leading to errors when the system attempts to delete them.
  Configuration Issues: Incorrect configuration settings related to memory management in the SAP system can also lead to this error.
  System Bugs: There may be bugs in the SAP kernel or specific components that can trigger this error.
  
  Solutions:
  
  Check Memory Settings: Review and adjust the memory settings in the SAP system. Ensure that the parameters related to shared memory and buffers are configured correctly.
  Monitor Memory Usage: Use transaction codes like SM04 or SM50 to monitor memory usage and identify any processes that may be consuming excessive memory.
  Restart the System: If the error persists, consider restarting the SAP application server. This can help clear any temporary issues with memory management.
  Check for Updates: Ensure that your SAP system is up to date with the latest patches and updates. Sometimes, bugs that cause such errors are fixed in newer versions.
  Review Logs: Check the system logs (transaction SM21) for any additional error messages or warnings that may provide more context about the issue.
  Consult SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error. SAP frequently publishes notes that provide solutions or workarounds for known issues.
  Contact SAP Support: If the issue cannot be resolved through the above steps, consider reaching out to SAP Support for further assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SM37 (job monitoring), ST22 (dump analysis), and SM21 (system log) to help diagnose the issue.
  SAP Memory Management: Understanding how SAP manages memory, including the use of shared buffers, can provide insights into potential issues and optimizations.
  Performance Tuning: Regularly review and tune the performance of your SAP system to prevent memory-related issues.
  
  By following these steps, you should be able to diagnose and potentially resolve the JIT00045 error in your SAP system.