How To Fix 8I807 - Reverse quantities not possible for &1 as Excise invoice already exists.

8I807 - Overview

• Message type: E = Error

• Message class: 8I - Localization India

• Message number: 807

• Message text: Reverse quantities not possible for &1 as Excise invoice already exists.

What causes this issue?

Reverse quantities not possible as Modvat is already posted.

System Response

The transaction cannot be processed.

How to fix this error?

Reverse quantities option is possible for GR documents where Modvat
posting has not yet been done. If the quantity to be reversed is equal
to GR quantity, then select the option Reverse Document instead of
Reverse Quantities.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 8I807 - Reverse quantities not possible for &1 as Excise invoice already exists. ?

  The SAP error message 8I807 indicates that a reverse quantity operation is not possible for a specific item because an excise invoice already exists for that item. This typically occurs in the context of excise duty management in SAP, particularly in modules related to materials management (MM) and sales and distribution (SD).
  
  Cause:
  The error arises when you attempt to reverse a quantity of goods that have already been invoiced for excise duty. In SAP, once an excise invoice is created for a material, the system locks the ability to reverse the quantity to maintain the integrity of excise duty calculations and reporting.
  
  Solution:
  To resolve this error, you can consider the following steps:
  
  
  Check Excise Invoice: Verify if an excise invoice has indeed been created for the item in question. You can do this by checking the relevant transaction codes (e.g., J1IIN for excise invoice display).
  
  
  Cancel the Excise Invoice: If the excise invoice is