How To Fix D4101 - Internal error occurred in AS400_API

SAP Error Message - Details

• Message type: E = Error

• Message class: D4 - DB2/400 specific messages

• Message number: 101

• Message text: Internal error occurred in AS400_API

What causes this issue?

An internal error occured in the AS/400 CCMS API (AS400_API).

System Response

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How to fix this error?

Create a problem message using the SAPNet - R/3 Frontend.

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 D4101 - Internal error occurred in AS400_API ?

  The SAP error message D4101, which indicates that an "Internal error occurred in AS400_API," typically arises in the context of SAP systems that interface with IBM's AS/400 (now known as IBM i) systems. This error can be caused by various factors, including configuration issues, data inconsistencies, or problems with the communication between SAP and the AS/400 system.
  Possible Causes:
  
  Configuration Issues: Incorrect settings in the SAP system or the AS/400 system can lead to communication failures.
  Data Inconsistencies: If the data being processed contains inconsistencies or is not in the expected format, it can trigger this error.
  Network Issues: Problems with the network connection between the SAP system and the AS/400 system can cause communication errors.
  Software Bugs: There may be bugs in the SAP software or the AS/400 API that lead to this internal error.
  Resource Limitations: Insufficient resources (like memory or processing power) on the AS/400 system can also lead to this error.
  
  Solutions:
  
  
  Check Configuration: Review the configuration settings for both the SAP and AS/400 systems to ensure they are correct. This includes checking connection parameters, user authorizations, and any relevant settings in the SAP transaction codes related to AS/400 integration.
  
  
  Data Validation: Validate the data being processed to ensure it meets the expected formats and constraints. Look for any anomalies or inconsistencies in the data.
  
  
  Network Troubleshooting: Check the network connection between the SAP system and the AS/400 system. Ensure that there are no firewalls or network issues that could be interrupting communication.
  
  
  Review Logs: Check the SAP application logs (transaction SLG1) and the AS/400 logs for any additional error messages or warnings that could provide more context about the issue.
  
  
  Update Software: Ensure that both the SAP system and the AS/400 system are running the latest patches and updates. Sometimes, internal errors can be resolved by applying the latest software updates.
  
  
  Contact Support: If the issue persists after trying the above solutions, consider reaching out to SAP support or IBM support for further assistance. They may have more specific insights or patches available for this error.
  
  
  Related Information:
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that might address this specific error. SAP Notes often contain solutions or workarounds for known issues.
  Documentation: Review the documentation for the specific SAP module you are using, as it may contain information on known issues and best practices for integration with AS/400.
  Community Forums: Engage with SAP community forums or user groups where other users may have encountered and resolved similar issues.
  
  By following these steps, you should be able to diagnose and potentially resolve the D4101 error in your SAP system.