How To Fix CVI_FS_CHECK_CUST031 - Vendor -> BP: Numbers assigned externally with "Same Numbers" only

SAP Error Message - Details

• Message type: E = Error

• Message class: CVI_FS_CHECK_CUST -

• Message number: 031

• Message text: Vendor -> BP: Numbers assigned externally with "Same Numbers" only

What causes this issue?

If you want to assign numbers for the business partner externally, you
must set the "Same Numbers" checkbox to ensure that a number cannot be
specified when the user creates a vendor for the business partner.

System Response

At present, data cannot be synchronized from the vendor to the business
partner.

How to fix this error?

In the Customizing activity <DS:SIMG.CVIV_VEND_TO_BP1>Define Number
Assignment for Direction Vendor to BP</>, you must set the "Same
Numbers" checkbox if the numbers for the business partner are assigned
externally.

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 CVI_FS_CHECK_CUST031 - Vendor -> BP: Numbers assigned externally with "Same Numbers" only ?

  The SAP error message CVI_FS_CHECK_CUST031 typically occurs during the process of creating or updating a Business Partner (BP) in the context of Customer-Vendor Integration (CVI). This error indicates that there is an issue with the assignment of external numbers for vendors and business partners, specifically when the system detects that the same external number is being used for multiple entities.
  Cause:
  The error arises when:
  
  You are trying to create or update a Business Partner (BP) that is linked to a vendor, and the external number assigned to the vendor is already in use by another Business Partner or vendor.
  The system enforces a rule that prevents the assignment of the same external number to multiple entities to maintain data integrity.
  
  Solution:
  To resolve the CVI_FS_CHECK_CUST031 error, you can take the following steps:
  
  
  Check Existing Assignments:
  
  Verify if the external number you are trying to assign is already in use by another vendor or business partner. You can do this by checking the relevant tables (e.g., LFA1 for vendors, BUT000 for business partners).
  
  
  
  Change the External Number:
  
  If the external number is already in use, you will need to assign a different, unique external number to the new Business Partner or vendor.
  
  
  
  Review Configuration Settings:
  
  Ensure that your configuration settings for Business Partner and Vendor integration are correctly set up. This includes checking the settings in transaction code BP and ensuring that the number ranges are properly defined.
  
  
  
  Use Transaction Codes:
  
  Use transaction codes like BP to manage Business Partners and XK01/XK02 for vendor management to make the necessary changes.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to CVI and Business Partner management for any specific guidelines or updates that may apply to your version of SAP.
  
  
  
  Check for SAP Notes:
  
  Look for any relevant SAP Notes that might address this specific error or provide additional guidance on resolving it.
  
  
  
  Related Information:
  
  Business Partner (BP): In SAP, a Business Partner is a master data entity that can represent customers, vendors, or other entities. The integration of customers and vendors into the Business Partner model is part of the CVI process.
  CVI (Customer-Vendor Integration): This is a process in SAP that allows for the integration of customer and vendor data into a unified Business Partner model, which helps streamline data management and improve data consistency.
  Number Ranges: Ensure that the number ranges for vendors and business partners are correctly configured to avoid conflicts.
  
  By following these steps, you should be able to resolve the CVI_FS_CHECK_CUST031 error and successfully create or update the Business Partner in SAP.