How To Fix MDG_BS_ECC_BP_CHECK045 - German Income Tax ID is inconsistent.

SAP Error Message - Details

• Message type: E = Error

• Message class: MDG_BS_ECC_BP_CHECK - MDG: messages for check on vendor and customer data

• Message number: 045

• Message text: German Income Tax ID is inconsistent.

What causes this issue?

The business partner's tax number for tax type 'DE1' deviates from the
ERP vendor's tax number.

System Response

The system stores the tax number of the business partner. Its value is
mapped to the ERP vendor's tax number.

How to fix this error?

Check the deviating values for the business partner's tax number for tax
type 'DE1' and the ERP vendor's tax number. The value to be stored has
to be maintained in the business partner's tax number. The current value
of the ERP vendor's tax number will be overwritten during the activation
of the change request.

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_ECC_BP_CHECK045 - German Income Tax ID is inconsistent. ?

  The SAP error message MDG_BS_ECC_BP_CHECK045 indicates that there is an inconsistency with the German Income Tax ID (Steueridentifikationsnummer) in the Business Partner (BP) data. This error typically arises during the data validation process in SAP Master Data Governance (MDG) when the system checks the validity of the tax ID against the expected format or existing records.
  Cause:
  
  Invalid Format: The German Income Tax ID may not conform to the expected format. The ID should be 11 digits long and should not contain any letters or special characters.
  Duplicate Entries: There may be another business partner in the system with the same Income Tax ID, leading to a conflict.
  Missing Data: The Income Tax ID might be missing or not properly maintained in the Business Partner data.
  Incorrect Assignment: The Income Tax ID may be assigned to the wrong business partner or entity type.
  
  Solution:
  
  Check Format: Ensure that the Income Tax ID is exactly 11 digits long and does not contain any invalid characters.
  Verify Uniqueness: Check the database for any existing business partners with the same Income Tax ID. If a duplicate exists, you may need to resolve the conflict by either updating the existing record or changing the ID for the new entry.
  Complete Data: Make sure that all required fields related to the Income Tax ID are filled out correctly in the Business Partner data.
  Correct Assignment: Verify that the Income Tax ID is assigned to the correct business partner type (e.g., individual vs. company).
  Consult Documentation: Refer to SAP documentation or guidelines for maintaining Business Partner data to ensure compliance with the required standards.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or patches related to this error.
  Transaction Codes: Use transaction codes like BP (Business Partner) to view and edit the Business Partner data.
  Data Validation: Implement data validation rules in your MDG configuration to prevent similar issues in the future.
  User Training: Ensure that users responsible for entering or maintaining Business Partner data are trained on the importance of accurate tax ID entry.
  
  If the issue persists after checking these aspects, it may be beneficial to consult with your SAP support team or a technical consultant for further investigation.