How To Fix WJ228 - Class type & and class & cannot be exploded

WJ228 - Overview

• Message type: E = Error

• Message class: WJ - Additionals

• Message number: 228

• Message text: Class type & and class & cannot be exploded

What causes this issue?

You wish to specify plants or customers using class &V2&. The system is
unable to explode this class, however, as there are no plants or
customers assigned to it.

How to fix this error?

Check whether class &V2& really does belong to class type &V1&; if not,
correct your entries.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WJ228 - Class type & and class & cannot be exploded ?

  Certainly! Here's a detailed explanation for the SAP error message WJ228: Class type & and class & cannot be exploded:
  
  Error Message
  WJ228: Class type & and class & cannot be exploded
  
  Cause
  This error occurs when you try to explode (or expand) a class in SAP's classification system, but the system cannot perform the explosion because:
  
  The class type specified is not allowed to be exploded.
  The class itself is not set up or designed to be exploded.
  The class may be a class type that does not support explosion, such as certain special or system classes.
  The class may be incomplete or missing necessary configuration for explosion.
  The explosion logic is not applicable for the given class type.
  
  In SAP, exploding a class means breaking down the class into its components or related classes, often used in classification, variant configuration, or BOM explosion contexts.
  
  Typical Scenarios
  
  Trying to explode a class of type 001 (Material class) or other types that