How To Fix FZ394 - Document & & &: Invoice reference changed by BTE 00001820 to &

FZ394 - Overview

• Message type: E = Error

• Message class: FZ - Payment Transactions

• Message number: 394

• Message text: Document & & &: Invoice reference changed by BTE 00001820 to &

Self-Explanatory Message

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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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message FZ394 - Document & & &: Invoice reference changed by BTE 00001820 to & ?

  The SAP error message FZ394 indicates that an invoice reference has been changed by a Business Transaction Event (BTE) with the identifier 00001820. This typically occurs during the processing of financial documents, particularly in the context of invoice processing or payment transactions.
  
  Cause:
  
  BTE Implementation: The BTE 00001820 is a user exit that allows for modifications to be made to the invoice reference during processing. This can be triggered by custom logic implemented in the BTE, which may change the reference for various reasons, such as business rules or data validation.
  Data Integrity Issues: The change in the invoice reference may be due to inconsistencies or issues in the data being processed, such as duplicate references or invalid formats.
  Configuration Settings: Certain configuration settings in the SAP system may lead to automatic changes in invoice references based on predefined rules.
  
  
  Solution:
  
  Review BTE Implementation: Check the implementation of BTE 00001820 to understand what logic is being