How To Fix 29721 - No BOM exists for class/usage

29721 - Overview

• Message type: E = Error

• Message class: 29 - Bills of Material

• Message number: 721

• Message text: No BOM exists for class/usage

What causes this issue?

You want to allocate a BOM (for example, a material BOM) from the plant
you entered on the initial screen to an additional plant.
However, the plant you want to allocate the BOM to is the same as the
plant on the initial screen.

How to fix this error?

Please correct your entry in the <LS>Plant</> field.

Error message extract from SAP system. Copyright SAP SE.

29721 - Details

• The SAP error message "29721 No BOM exists for class/usage" typically occurs when you are trying to access a Bill of Materials (BOM) for a material that does not have a BOM defined for the specified class and usage. This can happen in various scenarios, such as during production planning, material requirements planning, or when trying to create a production order.
  
  Cause:
  
  Missing BOM: The most common cause is that there is no BOM created for the material in the specified usage and class.
  Incorrect Material Type: The material type may not be configured to use BOMs.
  Incorrect Class/Usage: The class or usage specified in the BOM search may not match any existing BOMs.
  Data Inconsistency: There may be inconsistencies in the master data that prevent the system from finding the BOM.
  
  
  Solution:
  
  
  Create a BOM: If a BOM does not exist for the material, you need to create one. You can do this using transaction code