How To Fix W0007 - ID: 1, value-only material already exists

W0007 - Overview

• Message type: E = Error

• Message class: W0 - Customizing - ISR

• Message number: 007

• Message text: ID: 1, value-only material already exists

What causes this issue?

You have attempted to maintain a material type with the identifier = 1
(value-only material).

System Response

Since a material type with the "Value-only material" identifier already
exists, your entry has been rejected by the system.

How to fix this error?

Enter a different value for the identifier.

Error message extract from SAP system. Copyright SAP SE.

W0007 - Details

• Certainly! Here's a detailed explanation regarding the SAP error message:
  
  SAP Error Message:
  W0007 - Value-only material already exists
  
  
  Cause:
  This warning message occurs when you try to create or assign a value-only material that already exists in the system. A value-only material is a special type of material master record used primarily for valuating goods movements or inventory postings without maintaining a full material master record.
  In SAP, value-only materials are typically created with a special indicator and are used in scenarios where you want to post goods movements or inventory changes without tracking detailed material master data.
  The message indicates that the system has detected an attempt to create or assign a value-only material that is already present in the system, hence preventing duplication.
  
  When does this happen?
  
  When creating a new material master with the "value-only material" indicator.
  When assigning or referencing a value-only material in a transaction.
  When trying to create a material with the same