How To Fix V1678 - This function is not permitted according to copying control

V1678 - Overview

• Message type: E = Error

• Message class: V1 - Verkaufsbelegbearbeitung

• Message number: 678

• Message text: This function is not permitted according to copying control

What causes this issue?

You specified in copying control that only the material from the value
contract item may be copied.
This means that selecting or entering other materials is not permitted.

System Response

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

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.

V1678 - Details

• The SAP error message V1678, which states "This function is not permitted according to copying control," typically occurs in the context of sales and distribution (SD) when there is an issue with the copying control settings between different document types (e.g., sales orders, quotations, delivery documents, etc.).
  
  Cause:
  The error is usually caused by one of the following reasons:
  
  
  Copying Control Settings: The copying control settings between the source document (e.g., quotation) and the target document (e.g., sales order) do not allow the specific function you are trying to perform. This could be due to restrictions set in the configuration.
  
  
  Document Type Restrictions: Certain document types may have restrictions on what can be copied or how they can be processed. For example, if you are trying to copy a document that is not allowed to be copied to the target document type.
  
  
  Custom Logic: Custom enhancements or user exits may have been implemented that restrict