How To Fix FKKINV287 - User changed invoicing type from &1 to &2

FKKINV287 - Overview

• Message type: E = Error

• Message class: FKKINV - Invoicing in Contract Accounts Receivable and Payable

• Message number: 287

• Message text: User changed invoicing type from &1 to &2

Self-Explanatory Message

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FKKINV287 - Details

• The SAP error message FKKINV287 indicates that there has been a change in the invoicing type for a billing document. This typically occurs in the context of contract accounts receivable and payable (FI-CA) when a user attempts to modify the invoicing type of an invoice that has already been created.
  
  Cause:
  The error arises when:
  
  A user tries to change the invoicing type of an existing invoice, which is not allowed due to the system's integrity checks.
  The invoicing type is linked to specific processing rules, and changing it could lead to inconsistencies in the billing process.
  
  
  Solution:
  To resolve this error, consider the following steps:
  
  
  Review the Change: Verify if the change in invoicing type is necessary. If it is not essential, you may want to leave the invoicing type as it is.
  
  
  Create a New Invoice: If the change is necessary, you may need to create a new invoice with the desired invoicing type instead of