How To Fix D4108 - There was not enough memory to process the call to AS400_API

SAP Error Message - Details

• Message type: E = Error

• Message class: D4 - DB2/400 specific messages

• Message number: 108

• Message text: There was not enough memory to process the call to AS400_API

What causes this issue?

The memory needed to process the OS/400 CCMS API (AS400_API) call could
not be provided by the SAP memory management system.

System Response

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How to fix this error?

Please check the SAP memory management profile parameter settings.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message D4108 - There was not enough memory to process the call to AS400_API ?

  The SAP error message D4108, which states "There was not enough memory to process the call to AS400_API," typically indicates that the SAP system is encountering memory allocation issues when trying to communicate with an AS/400 (IBM iSeries) system. This can happen due to various reasons, including insufficient memory on the SAP application server, configuration issues, or problems with the AS/400 system itself.
  Causes:
  
  Insufficient Memory: The SAP application server may not have enough memory allocated to handle the request.
  Configuration Issues: Incorrect configuration settings in the SAP system or the AS/400 system can lead to memory allocation problems.
  High Load: If the SAP system is under heavy load, it may not be able to allocate the necessary memory for the API call.
  Resource Limits: Operating system-level resource limits (like ulimit in Unix/Linux) may restrict memory usage.
  Network Issues: Problems with the network connection between the SAP system and the AS/400 system can also lead to this error.
  
  Solutions:
  
  
  Increase Memory Allocation:
  
  Check the memory settings of the SAP application server and increase them if necessary. This can be done in the SAP profile parameters (e.g., abap/heap_area_total).
  
  
  
  Check Configuration:
  
  Review the configuration settings for both the SAP system and the AS/400 system. Ensure that they are correctly set up for communication.
  
  
  
  Monitor System Load:
  
  Use monitoring tools to check the load on the SAP application server. If the server is under heavy load, consider scaling up resources or optimizing performance.
  
  
  
  Review Operating System Limits:
  
  Check the operating system's resource limits (like ulimit on Unix/Linux systems) and adjust them if they are too restrictive.
  
  
  
  Network Troubleshooting:
  
  Ensure that the network connection between the SAP system and the AS/400 system is stable. Check for any network-related issues that could be causing communication problems.
  
  
  
  SAP Notes:
  
  Search for relevant SAP Notes in the SAP Support Portal that may address this specific error. There may be patches or updates available that can resolve the issue.
  
  
  
  Consult Documentation:
  
  Review the documentation for both SAP and AS/400 to ensure that all prerequisites and configurations are met.
  
  
  
  Related Information:
  
  SAP Basis Team: Involve your SAP Basis team to help diagnose and resolve memory-related issues.
  AS/400 Support: If the issue persists, consider reaching out to IBM support for assistance with the AS/400 system.
  Logs and Traces: Check the SAP system logs (transaction SM21) and traces (transaction ST22) for any additional error messages that may provide more context about the issue.
  
  By following these steps, you should be able to identify and resolve the cause of the D4108 error in your SAP system.