How To Fix USMD_CMM002 - Exception when instantiating the model type

SAP Error Message - Details

• Message type: E = Error

• Message class: USMD_CMM -

• Message number: 002

• Message text: Exception when instantiating the model type

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 USMD_CMM002 - Exception when instantiating the model type ?

  The SAP error message USMD_CMM002 typically indicates that there is an exception occurring when trying to instantiate a model type in the SAP Master Data Governance (MDG) environment. This error can arise due to various reasons, including configuration issues, data inconsistencies, or problems with the underlying model definitions.
  Possible Causes:
  
  Model Configuration Issues: The model type 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 process, such as missing mandatory fields or invalid data types.
  Authorization Issues: The user may not have the necessary authorizations to instantiate the model type.
  System Bugs: There could be bugs or issues in the specific version of SAP MDG you are using.
  Transport Issues: If the model was recently transported from another system, there may be issues related to the transport process.
  
  Solutions:
  
  
  Check Model Configuration:
  
  Review the configuration of the model type in the MDG customizing settings. Ensure that all required fields and settings are correctly defined.
  Use transaction code MDGIMG to access the MDG implementation guide and verify the model settings.
  
  
  
  Validate Data:
  
  Check the data being processed for any inconsistencies or missing mandatory fields. Ensure that the data adheres to the expected formats and types.
  
  
  
  Review Authorizations:
  
  Ensure that the user has the necessary authorizations to perform the action. Check the roles and authorizations assigned to the user.
  
  
  
  Check for System Notes:
  
  Look for any SAP Notes related to the error message. SAP frequently releases notes that address known issues and provide fixes or workarounds.
  
  
  
  Debugging:
  
  If you have access to the development environment, consider debugging the process to identify the exact point of failure. This can provide more insight into the underlying issue.
  
  
  
  Consult SAP Support:
  
  If the issue persists and you cannot find a resolution, consider reaching out to SAP Support for assistance. Provide them with detailed information about the error, including any relevant logs or screenshots.
  
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MDGIMG for configuration and SE80 for debugging.
  SAP Notes: Regularly check the SAP Support Portal for any notes related to your version of MDG and the specific error message.
  Documentation: Review the official SAP documentation for Master Data Governance to understand the model types and their configurations better.
  
  By following these steps, you should be able to diagnose and resolve the USMD_CMM002 error in your SAP MDG environment.