How To Fix MDG_BS_CUST_HARM026 - Numbering issue for BP external (&1) and vendor external (&2)

MDG_BS_CUST_HARM026 - Overview

• Message type: E = Error

• Message class: MDG_BS_CUST_HARM -

• Message number: 026

• Message text: Numbering issue for BP external (&1) and vendor external (&2)

What causes this issue?

You can assign the BP grouping &v1& to the customer account group &v2&
for the ERP Customer UI.
The BP grouping and customer account group refer to an external number
assignment. The <DS:DE.BC_SAMENUMBER>Same Numbers</> flag shall be set.
The issue occurs in the number range Customizing as the number range
intervals of customer and business partner do not match.

System Response

The harmonization report MDG_BS_CUST_HARM issues an error for these
Customizing settings.
Using these Customizing settings in the ERP Customer UI can lead to data
inconsistencies.

How to fix this error?

The number range for the customer account group has to be part of the
number range for the BP grouping.
Check and correct the number range Customizing settings for the BP
grouping under <ZK>SAP Customizing Implementation Guide</> ->
<ZK>Cross-Application Components</> -> <ZK>SAP Business Partner</> ->
<ZK>Business Partner</> -> <ZK>Basic Settings</> -> <ZK>Number Ranges
and Groupings</> -> <DS:SIMG._CABP_BUCF>Define Number Ranges</>.
Check and correct the number range Customizing settings for the customer
account group under <ZK>SAP Customizing Implementation Guide</> ->
<ZK>Financial Accounting</> -> <ZK>Accounts Receivable and Accounts
Payable</> -> <ZK>Customer Accounts</> -> <ZK>Master Data </>->
<ZK>Preparations for Creating Customer Master Data</> ->
<DS:SIMG.SIMG_CFMENUORFBXDN1>Create Number Ranges for Customer Accounts
</>.

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 MDG_BS_CUST_HARM026 - Numbering issue for BP external (&1) and vendor external (&2) ?

  The SAP error message MDG_BS_CUST_HARM026 typically indicates a numbering issue related to Business Partners (BP) and vendors in the Master Data Governance (MDG) module. This error arises when there is a conflict or inconsistency in the numbering range for external business partners and vendors.
  
  Cause:
  
  Number Range Conflict: The error usually occurs when the number range for the external business partner and vendor is not properly configured or overlaps with another number range.
  Missing Number Range: The system may not have a defined number range for the specific type of business partner or vendor being created or modified.
  Inconsistent Configuration: There may be inconsistencies in the configuration settings for the number ranges in the MDG system compared to the underlying SAP ERP system.
  
  
  Solution:
  
  
  Check Number Range Configuration:
  
  Go to the transaction code SNRO (Number Range Objects) and check the number range objects for Business Partners and Vendors.
  Ensure that the number ranges are correctly defined and do