How To Fix 29722 - A BOM already exists for class/usage

29722 - Overview

• Message type: E = Error

• Message class: 29 - Bills of Material

• Message number: 722

• Message text: A BOM already exists for class/usage

What causes this issue?

You receive this message in one of the following situations:
You want to enter the class that has already been specified as a
variant in an existing BOM (-> variant BOM).
This is only possible for classes that, as yet, have <ZH>no</> BOM.
However, a BOM with the entered usage exists for the entered class.
&What_TO_DO&
Please check your entries for the class, class type and BOM usage.

Error message extract from SAP system. Copyright SAP SE.

29722 - Details

• The SAP error message 29722, which states "A BOM already exists for class/usage," typically occurs when you are trying to create a Bill of Materials (BOM) for a material that already has an existing BOM for the specified class and usage combination. This is a common issue in SAP when managing BOMs, especially in industries where multiple BOMs may be associated with a single material.
  
  Cause:
  
  Existing BOM: The primary cause of this error is that there is already a BOM defined for the material in question with the same BOM usage and BOM category.
  Incorrect Data Entry: Sometimes, the error can arise from incorrect data entry, where the user may not be aware that a BOM already exists for the specified parameters.
  
  Configuration Issues: There may be configuration settings in the system that prevent the creation of multiple BOMs for the same class/usage.
  
  
  Solution:
  
  Check Existing BOMs: Before attempting to create a new BOM, check