How To Fix EA729 - IDoc SOAP Namespace: EOIO-ID invalid

SAP Error Message - Details

• Message type: E = Error

• Message class: EA - IDoc Basis Messages

• Message number: 729

• Message text: IDoc SOAP Namespace: EOIO-ID invalid

What causes this issue?

This IDoc was sent using the SOAP protocol, with the namespace <ZH>
'urn:sap-com:document:sap:idoc:soap:messages'</> used for the SOAP
request.
INCLUDE BDEOIO_ID_ERROR OBJECT DOKU ID TX

System Response

The IDoc was not accepted by the receiver system.

How to fix this error?

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

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message EA729 - IDoc SOAP Namespace: EOIO-ID invalid ?

  The SAP error message "EA729 IDoc SOAP Namespace: EOIO-ID invalid" typically occurs when there is an issue with the configuration or structure of the IDoc (Intermediate Document) being processed in a SOAP communication scenario. This error is related to the namespace used in the IDoc, particularly when dealing with EOIO (Exactly Once In Order) processing.
  Cause:
  
  Invalid Namespace: The error indicates that the namespace specified for the IDoc is not recognized or is incorrectly defined. This can happen if the IDoc is not properly configured to match the expected namespace in the SOAP interface.
  Configuration Issues: There may be issues in the configuration of the IDoc interface, such as incorrect settings in the IDoc type, message type, or the associated SOAP service.
  Version Mismatch: If there are different versions of the IDoc or the SOAP service being used, it may lead to incompatibility and result in this error.
  Transport Layer Issues: Problems in the transport layer (like PI/PO or other middleware) that handles the IDoc communication can also lead to this error.
  
  Solution:
  
  Check Namespace Configuration: Verify that the namespace defined in the IDoc matches the expected namespace in the SOAP service. Ensure that the IDoc type and message type are correctly configured.
  Review IDoc Structure: Ensure that the IDoc structure adheres to the expected format and that all required fields are populated correctly.
  Update Configuration: If there are any discrepancies in the configuration, update the settings in the IDoc interface, including the SOAP service configuration.
  Test with Different Versions: If applicable, test the IDoc with different versions of the SOAP service to identify any compatibility issues.
  Check Middleware Settings: If you are using middleware (like SAP PI/PO), check the configuration and mappings to ensure they are set up correctly for the IDoc processing.
  Consult SAP Notes: Look for relevant SAP Notes or documentation that may address this specific error or provide additional troubleshooting steps.
  
  Related Information:
  
  IDoc Types and Message Types: Familiarize yourself with the IDoc types and message types being used in your scenario. This can help in understanding the expected structure and configuration.
  SOAP Web Services: Understanding how SOAP web services interact with IDocs can provide insights into potential issues and solutions.
  SAP Community and Forums: Engaging with the SAP community or forums can provide additional insights and solutions from other users who may have encountered similar issues.
  
  If the problem persists after following these steps, it may be beneficial to involve your SAP Basis or technical team for further investigation and resolution.