How To Fix USMD2_MAC004 - Exception while instantiating model &1

SAP Error Message - Details

• Message type: E = Error

• Message class: USMD2_MAC -

• Message number: 004

• Message text: Exception while instantiating model &1

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message USMD2_MAC004 - Exception while instantiating model &1 ?

  The SAP error message USMD2_MAC004 ("Exception while instantiating model &1") typically occurs in the context of SAP Master Data Governance (MDG) when there is an issue with the instantiation of a model. This can happen for various reasons, including configuration issues, data inconsistencies, or problems with the underlying data model.
  Possible Causes:
  
  Model 
  Configuration Issues: The model may not be properly configured in the system. This could include missing or incorrect settings in the model definition.
  Data Inconsistencies: There may be inconsistencies in the data that the model is trying to access or instantiate.
  Authorization Issues: The user may not have the necessary authorizations to access the model or the data it requires.
  System Errors: There could be underlying system errors or issues with the SAP environment that are causing the instantiation to fail.
  Transport Issues: If the model was recently transported from another system, there may be issues related to the transport process.
  
  Solutions:
  
  Check Model Configuration: