How To Fix AA421 - Net posting active, value has not yet been reduced by cash discount

AA421 - Overview

• Message type: E = Error

• Message class: AA - Messages for Asset Accounting

• Message number: 421

• Message text: Net posting active, value has not yet been reduced by cash discount

function <LS>Simulate document</>.
cash discount, first create all the line items, and then use the
If you want to display the values adjusted by the amount of the

How to fix this error?

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

System Response

percentage rate.
area, this amount is not reduced by the corresponding cash discount
If you manually enter a different posting amount for a depreciation
"Document") is carried out.
when the function "Simulate document" (under the menu option
cash discount, is determined only when the document is posted (F11) or
The amount that is actually to be posted, after the deduction of the
entered should be reduced by the amount of the cash discount.
The definition for document type &V1& specifies that the amount

What causes this issue?

Error message extract from SAP system. Copyright SAP SE.

AA421 - Details

• The SAP error message AA421 ("Net posting active, value has not yet been reduced by cash discount") typically occurs in the context of asset accounting when there is an attempt to post a transaction that involves a cash discount, but the system is configured to handle net postings. This error indicates that the cash discount has not been applied to the asset value before the posting is made.
  
  Cause:
  
  Net Posting Configuration: The asset accounting configuration is set to allow net postings, which means that the system expects the cash discount to be applied before the posting is made.
  Missing Cash Discount: The transaction being posted does not include the cash discount, or the cash discount has not been properly calculated or applied.
  Incorrect Asset Master Data: The asset master data may not be set up correctly to handle cash discounts.
  
  
  Solution:
  
  Check Cash Discount Settings: Ensure that the cash discount is correctly defined in the