How To Fix ISU_S4H_C4C_UTIL_MSG231 - Message Type used for inbound processing is not valid

SAP Error Message - Details

• Message type: E = Error

• Message class: ISU_S4H_C4C_UTIL_MSG -

• Message number: 231

• Message text: Message Type used for inbound processing is not valid

Self-Explanatory Message

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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 ISU_S4H_C4C_UTIL_MSG231 - Message Type used for inbound processing is not valid ?

  The SAP error message ISU_S4H_C4C_UTIL_MSG231 indicates that the message type used for inbound processing is not valid. This error 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).
  Cause:
  
  Invalid Message Type: The message type specified in the inbound processing request does not exist or is not recognized by the system.
  Configuration Issues: There may be a misconfiguration in the settings related to message types in the SAP system.
  Data Issues: The data being sent to the system may not conform to the expected format or may be missing required fields.
  Integration Issues: If the message is coming from an external system, there may be issues with the integration setup or the message format being used.
  
  Solution:
  
  Check Message Type: Verify that the message type being used in the inbound processing request is valid and correctly configured in the system. You can do this by checking the relevant configuration settings in the SAP system.
  Configuration Review: Review the configuration settings for inbound processing in the IS-U module. Ensure that all necessary message types are defined and active.
  Data Validation: Ensure that the data being sent to the system is complete and adheres to the expected format. Check for any missing or incorrect fields.
  Integration Configuration: If the message is coming from an external system, review the integration configuration to ensure that it is set up correctly and that the message format is compatible with SAP.
  Consult Documentation: Refer to SAP documentation or notes related to IS-U and message processing for any specific guidelines or troubleshooting steps.
  Error Logs: Check the error logs for more detailed information about the error. This can provide insights into what specifically is causing the issue.
  
  Related Information:
  
  SAP Notes: Look for relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Transaction Codes: Use transaction codes like WE20 (Partner Profiles) and WE21 (Port Definition) to check the configuration of message types and communication settings.
  Integration Tools: If using middleware (like SAP PI/PO or SAP CPI), check the mappings and configurations there as well.
  Support: If the issue persists, consider reaching out to SAP support for assistance, providing them with detailed information about the error and the context in which it occurs.
  
  By following these steps, you should be able to identify the cause of the error and implement a solution to resolve it.