How To Fix /ACCGO/FEE_SI018 - Invoice &1 generated for reverse SI posting

/ACCGO/FEE_SI018 - Overview

• Message type: E = Error

• Message class: /ACCGO/FEE_SI -

• Message number: 018

• Message text: Invoice &1 generated for reverse SI posting

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /ACCGO/FEE_SI018 - Invoice &1 generated for reverse SI posting ?

  The SAP error message /ACCGO/FEE_SI018 Invoice &1 generated for reverse SI posting typically occurs in the context of the SAP system when dealing with reverse postings related to service invoices (SI). This error indicates that an invoice has been generated as a result of a reverse posting, which may not be the expected behavior in certain scenarios.
  
  Cause:
  
  Reverse Posting Logic: The error is often triggered when a reverse posting is executed for a service invoice that has already been processed. The system attempts to generate a new invoice to reflect the reversal, which can lead to confusion or errors if not handled properly.
  
  Configuration Issues: There may be configuration settings in the SAP system that dictate how reverse postings are handled, which could lead to unexpected invoice generation.
  Data Integrity Issues: There might be inconsistencies in the data related to the original service invoice or the reverse posting, causing the system to generate