How To Fix ISU_S4H_C4C_UTIL_MSG399 - No IDocs generated

SAP Error Message - Details

• Message type: E = Error

• Message class: ISU_S4H_C4C_UTIL_MSG -

• Message number: 399

• Message text: No IDocs generated

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message ISU_S4H_C4C_UTIL_MSG399 - No IDocs generated ?

  The SAP error message ISU_S4H_C4C_UTIL_MSG399 indicating "No IDocs generated" typically occurs in the context of SAP IS-U (Utilities) and its integration with other systems, such as SAP S/4HANA or SAP Cloud for Customer (C4C). This error suggests that the system attempted to generate IDocs (Intermediate Documents) for data transfer but did not succeed in doing so.
  Possible Causes:
  
  Configuration Issues: The IDoc configuration may not be set up correctly. This includes settings in the partner profiles, message types, or port definitions.
  Data Issues: The data being processed may not meet the necessary criteria for IDoc generation. For example, required fields may be missing or contain invalid values.
  Process Flow Issues: The process that triggers IDoc generation may not have been executed correctly, or the necessary preceding steps may not have been completed.
  Authorization Issues: The user or process attempting to generate the IDocs may lack the necessary authorizations.
  System Errors: There may be underlying system errors or issues with the application logic that prevent IDoc generation.
  
  Solutions:
  
  
  Check Configuration:
  
  Verify the IDoc configuration in transaction WE20 (Partner Profiles) and ensure that the relevant message types and ports are correctly defined.
  Ensure that the necessary settings for the IDoc type being used are correctly configured in transaction WE30.
  
  
  
  Validate Data:
  
  Review the data being processed to ensure that all required fields are populated and valid.
  Check for any data inconsistencies or errors that may prevent IDoc generation.
  
  
  
  Review Process Flow:
  
  Ensure that all necessary steps leading up to the IDoc generation have been completed successfully.
  Check if the relevant transaction or program that triggers IDoc generation has been executed.
  
  
  
  Check Authorizations:
  
  Ensure that the user or process has the necessary authorizations to generate IDocs. This may involve checking roles and authorizations in transaction PFCG.
  
  
  
  Analyze Logs:
  
  Use transaction SLG1 to check application logs for any related error messages or warnings that could provide more context on why IDocs were not generated.
  Review the IDoc monitoring in transaction WE02 or WE05 to see if there are any related IDocs that may have encountered errors.
  
  
  
  Debugging:
  
  If the issue persists, consider debugging the relevant program or function module to identify where the IDoc generation process is failing.
  
  
  
  Related Information:
  
  IDoc Types: Familiarize yourself with the specific IDoc types being used in your integration scenario, as different types may have different requirements.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide additional guidance on IDoc generation.
  Documentation: Review SAP documentation related to IDoc processing and integration scenarios for best practices and troubleshooting tips.
  
  If the issue continues after following these steps, it may be beneficial to consult with your SAP Basis or technical team for further investigation or to reach out to SAP support for assistance.