How To Fix B1491 - The BAPI does not support packet processing in the current release

SAP Error Message - Details

• Message type: E = Error

• Message class: B1 - ALE group messages

• Message number: 491

• Message text: The BAPI does not support packet processing in the current release

What causes this issue?

In this release the BAPI cannot process packets, it can only process
single IDocs.

System Response

The BAPI-IDoc cannot be processed further.

How to fix this error?

Change the process code in inbound processing for the partner system
&v1& under message type &v2& in the <DS:TRAN.WE20>partner profile</>.

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 B1491 - The BAPI does not support packet processing in the current release ?

  The SAP error message B1491 indicates that the BAPI (Business Application Programming Interface) you are trying to use does not support packet processing in the current release of SAP. This typically occurs when you are attempting to call a BAPI in a way that is not compatible with its design or the version of the SAP system you are using.
  Cause:
  
  BAPI Version: The BAPI you are trying to use may not have been designed to handle packet processing. Packet processing allows multiple records to be processed in a single call, which some BAPIs do not support.
  SAP Release: The version of SAP you are using may not support packet processing for the specific BAPI. This can happen if the BAPI was introduced in a later version or if it has been deprecated.
  Incorrect Usage: The BAPI might be called incorrectly, such as trying to pass multiple records when it only supports single record processing.
  
  Solution:
  
  Check BAPI Documentation: Review the official SAP documentation for the specific BAPI you are using to confirm whether it supports packet processing. Look for any notes on how to properly call the BAPI.
  Single Record Processing: If the BAPI does not support packet processing, modify your code to call the BAPI for each record individually instead of trying to process multiple records in one call.
  Upgrade SAP Version: If you are using an older version of SAP, consider upgrading to a newer version that may support the desired functionality.
  Contact SAP Support: If you believe the BAPI should support packet processing based on your version, consider reaching out to SAP support for further assistance.
  
  Related Information:
  
  BAPI Naming Convention: BAPIs typically follow a naming convention that includes the object type and action (e.g., BAPI_SALESORDER_CREATEFROMDAT2).
  SAP Notes: Check SAP Notes for any known issues or updates related to the BAPI you are using. This can provide insights into any limitations or fixes.
  Transaction Codes: Use transaction codes like SE37 (Function Module) or BAPI to explore the BAPI and its parameters.
  Testing in SAP GUI: You can test the BAPI directly in the SAP GUI to see how it behaves with different inputs.
  
  By following these steps, you should be able to resolve the B1491 error and successfully use the BAPI in your application.