How To Fix WTADDI251 - IDoc cannot be generated by calling BAPI

SAP Error Message - Details

• Message type: E = Error

• Message class: WTADDI - Additionals: Messages

• Message number: 251

• Message text: IDoc cannot be generated by calling BAPI

What causes this issue?

You want additionals IDoc generation to be triggered by a BAPI. This
<DS:DE.ADDI_OPER>follow-up action</> is not defined for
<DS:DE.ADDI_BELNR>additionals document</> &V1&, <DS:DE.ADDI_POSNR>item
</> &V2&, <DS:DE.ADDI_STUNR>schedule line</> V3& and
<DS:DE.ADDI_WTKEY>additional</> &V4&.

System Response

No additionals IDoc is generated.

How to fix this error?

INCLUDE ISR_CHECK
You can display detailed data for this document in the additionals
monitor.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WTADDI251 - IDoc cannot be generated by calling BAPI ?

  Certainly! Here's a detailed explanation regarding the SAP error message:
  
  SAP Error Message:
  WTADDI251 - IDoc cannot be generated by calling BAPI
  
  Cause:
  This error typically occurs when the system tries to generate an IDoc by calling a BAPI (Business Application Programming Interface), but the BAPI does not support IDoc generation or the call is not correctly configured. Specifically:
  
  The BAPI being called is not designed to create or trigger an IDoc.
  The interface or function module expects a direct IDoc creation, but the process is routed through a BAPI that does not handle IDoc generation.
  Missing or incorrect parameters in the BAPI call that are required for IDoc generation.
  The system configuration or partner profile is not set up properly to allow IDoc generation via the BAPI.
  The BAPI might be outdated or not compatible with the IDoc interface expected.
  
  
  Solution:
  To resolve the WTADDI251 error, consider the following steps:
  
  
  Check the BAPI Documentation:
  
  Verify if the BAPI you are calling supports IDoc generation.
  Some BAPIs are designed for direct data updates and do not trigger IDocs.
  
  
  
  Use the Correct Method for IDoc Generation:
  
  If the goal is to generate an IDoc, use the standard IDoc creation function modules or transactions (e.g., WE19 for testing).
  Alternatively, use BAPIs that explicitly support IDoc generation or trigger IDocs indirectly.
  
  
  
  Review Partner Profile and Message Type Configuration:
  
  Ensure that the partner profile (WE20) and message type are correctly configured to allow IDoc generation.
  Check that the output type and process code are correctly assigned.
  
  
  
  Check Parameters Passed to the BAPI:
  
  Make sure all mandatory parameters are correctly filled.
  Some BAPIs require specific flags or parameters to trigger IDoc creation.
  
  
  
  Use Standard SAP Transactions for IDoc Generation:
  
  If you are trying to generate an IDoc for a particular business process, use the standard SAP transaction or report designed for that process instead of calling the BAPI directly.
  
  
  
  Debug the BAPI Call:
  
  Use debugging tools to trace the BAPI call and see why the IDoc generation is failing.
  Check for any exceptions or error messages returned by the BAPI.
  
  
  
  Check SAP Notes and Support:
  
  Search for SAP Notes related to WTADDI251 or the specific BAPI you are using.
  Sometimes, patches or corrections are available.
  
  
  
  
  Related Information:
  
  IDoc (Intermediate Document): A standard SAP document format for electronic data interchange (EDI) between application systems.
  BAPI: Standardized programming interfaces (methods) enabling external applications to interact with SAP.
  Partner Profile (WE20): Configuration for communication partners in IDoc processing.
  Transaction WE19: Test tool for IDoc processing.
  Transaction WE02 / WE05: IDoc display and monitoring.
  Function Modules for IDoc Creation: e.g., MASTER_IDOC_DISTRIBUTE to distribute IDocs.
  
  
  Summary:
  The error WTADDI251 indicates that the system cannot generate an IDoc by calling the specified BAPI because the BAPI does not support IDoc generation or the call is not properly configured. The solution involves verifying the BAPI's capabilities, ensuring correct configuration, and possibly using alternative methods for IDoc creation.
  
  If you provide the specific BAPI name or scenario, I can help with more targeted advice.