How To Fix EDEREG_INV536 - The deduction amount cannot be reproduced from the bill lines

SAP Error Message - Details

• Message type: E = Error

• Message class: EDEREG_INV - Error Messages for Payment Management in a Deregulated Env.

• Message number: 536

• Message text: The deduction amount cannot be reproduced from the bill lines

What causes this issue?

The system formed the sum of the normal bill lines, which are indicated
as prepayment or budget billing. The gross amount determined does not
match the gross amount for the deduction line. For this reason, a
quantity determination cannot take place for the deduction line.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message EDEREG_INV536 - The deduction amount cannot be reproduced from the bill lines ?

  The SAP error message EDEREG_INV536, which states "The deduction amount cannot be reproduced from the bill lines," typically occurs in the context of invoice verification and deduction processing. This error indicates that there is a discrepancy between the deduction amount claimed and the amounts that can be derived from the associated billing lines.
  Causes:
  
  Mismatch in Amounts: The deduction amount entered does not match the sum of the relevant billing line items. This could be due to incorrect data entry or discrepancies in the invoice.
  Missing Billing Lines: Some billing lines that should contribute to the deduction amount may be missing or not properly linked to the invoice.
  Incorrect Calculation Logic: The logic used to calculate the deduction amount may not align with the expected rules or configurations in the system.
  Currency Issues: If there are multiple currencies involved, conversion issues may lead to discrepancies in the amounts.
  Data Integrity Issues: There may be issues with the data integrity in the system, such as missing or incorrect records.
  
  Solutions:
  
  Verify Billing Lines: Check the billing lines associated with the invoice to ensure that all relevant lines are included and that their amounts are correct.
  Recalculate Deduction: Manually recalculate the deduction amount based on the billing lines to ensure that it matches the expected total.
  Check Configuration: Review the configuration settings related to invoice processing and deductions to ensure they are set up correctly.
  Data Entry Review: Ensure that the deduction amount was entered correctly and matches the intended amount.
  Currency Conversion: If applicable, verify that currency conversions are being applied correctly and that the amounts are consistent across currencies.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on handling this error in your version of SAP.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide patches or updates that could resolve the issue.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MIRO (Invoice Verification) or FB60 (Enter Incoming Invoice) to navigate the invoice processing workflow.
  User Roles: Ensure that the user has the appropriate permissions to view and edit invoice and deduction information.
  Testing: If changes are made, conduct thorough testing in a development or quality assurance environment before applying changes to the production system.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a technical consultant who can provide more in-depth analysis and assistance.