How To Fix CH148 - You cannot delete, because the class is used in a BOM

CH148 - Overview

• Message type: E = Error

• Message class: CH - CAD/PP integration messages

• Message number: 148

• Message text: You cannot delete, because the class is used in a BOM

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CH148 - You cannot delete, because the class is used in a BOM ?

  The SAP error message CH148 indicates that you are trying to delete a class that is currently being used in a Bill of Materials (BOM). This is a common issue in SAP when dealing with classification and BOM management, as classes are often linked to materials and their components.
  
  Cause:
  The error occurs because the class you are attempting to delete is still referenced in one or more BOMs. SAP enforces this restriction to maintain data integrity, as deleting a class that is in use could lead to inconsistencies in the BOMs that rely on that class.
  
  Solution:
  To resolve this error, you need to follow these steps:
  
  
  Identify the BOMs Using the Class:
  
  Use transaction code CS03 (Display BOM) to check which BOMs are using the class. You can search for BOMs that reference the class in question.
  Alternatively, you can use transaction code CS15 (BOMs for Material) to find all BOMs that include materials classified