How To Fix FSC1128 - An inverse posting &2 will be created for interest document &1

FSC1128 - Overview

• Message type: E = Error

• Message class: FSC1 - FI-CA Extended: Message Class

• Message number: 128

• Message text: An inverse posting &2 will be created for interest document &1

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

FSC1128 - Details

• The SAP error message FSC1128 indicates that an inverse posting will be created for an interest document. This message typically arises in the context of financial accounting, particularly when dealing with interest calculations and postings in the SAP system.
  
  Cause:
  The error message FSC1128 is triggered when the system identifies that an interest document is being processed in a way that requires an inverse posting. This can occur due to several reasons, including:
  
  Reversal of Interest Document: If you are trying to reverse an interest document that has already been posted, the system will create an inverse posting to negate the original entry.
  Incorrect Document Flow: If there are inconsistencies in the document flow or if the interest document is not in the expected state, the system may need to create an inverse posting.
  
  Configuration Issues: There may be configuration settings in the financial accounting module that are not aligned with the current processing of