How To Fix DMU138 - Class type &1 does not support configured objects

DMU138 - Overview

• Message type: E = Error

• Message class: DMU - Digital Mock Up (DMU)

• Message number: 138

• Message text: Class type &1 does not support configured objects

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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message DMU138 - Class type &1 does not support configured objects ?

  The SAP error message DMU138, which states "Class type &1 does not support configured objects," typically occurs in the context of SAP's classification system, particularly when dealing with configurable materials or objects. This error indicates that the class type you are trying to use does not support the configuration of objects, which is necessary for certain functionalities in SAP.
  
  Cause:
  
  Incorrect Class Type: The class type you are trying to use is not set up to handle configurable objects. In SAP, class types are defined with specific characteristics, and not all class types support configuration.
  Configuration Settings: The configuration settings for the class type may not be properly defined or may not include the necessary settings to support configurable objects.
  Object Type Mismatch: The object you are trying to classify may not be compatible with the class type you are using.
  
  
  Solution:
  
  
  Check Class Type Configuration:
  
  Go to transaction code CL02 (Change Class) or CL03 (Display Class)