How To Fix /ACCGO/MBS_MSG040 - B2B can't start with sales leg

SAP Error Message - Details

• Message type: E = Error

• Message class: /ACCGO/MBS_MSG -

• Message number: 040

• Message text: B2B can't start with sales leg

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /ACCGO/MBS_MSG040 - B2B can't start with sales leg ?

  The SAP error message /ACCGO/MBS_MSG040 with the description "B2B can't start with sales leg" typically occurs in the context of the SAP Advanced Business Application Programming (ABAP) environment, particularly when dealing with Business-to-Business (B2B) processes in the context of the SAP Convergent Charging or similar modules.
  Cause:
  This error generally indicates that there is an issue with the configuration or the sequence of operations in a B2B transaction. Specifically, it suggests that the system is trying to initiate a B2B transaction with a sales leg, which is not allowed. In B2B scenarios, the transaction should typically start with a service leg or a different type of leg that is appropriate for the B2B context.
  Solution:
  To resolve this error, consider the following steps:
  
  
  Check Configuration: Review the configuration settings for B2B transactions in your SAP system. Ensure that the transaction is set up correctly and that the appropriate legs (service leg, sales leg, etc.) are defined.
  
  
  Review Transaction Flow: Ensure that the transaction flow is correct. The B2B transaction should start with a service leg or another appropriate leg rather than a sales leg. Adjust the transaction initiation accordingly.
  
  
  Consult Documentation: Refer to the SAP documentation or help resources related to B2B transactions and the specific module you are using. This can provide insights into the correct setup and any prerequisites that need to be met.
  
  
  Check for Updates: Ensure that your SAP system is up to date with the latest patches and updates. Sometimes, issues can arise from bugs that have been fixed in later versions.
  
  
  Seek Support: If the issue persists, consider reaching out to SAP support or your internal SAP support team for further assistance. They may have additional insights or solutions based on your specific configuration and usage.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed. Other users may have encountered the same error and can share their solutions.
  Training and Documentation: If you are new to B2B processes in SAP, consider undergoing training or reviewing documentation to better understand the requirements and configurations needed for successful transaction processing.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.