How To Fix MDG_DT_DATA_MODEL121 - &1 is an invalid model name

SAP Error Message - Details

• Message type: E = Error

• Message class: MDG_DT_DATA_MODEL - Messages for the Configuration Workbench Model Access API

• Message number: 121

• Message text: &1 is an invalid model name

Self-Explanatory Message

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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 MDG_DT_DATA_MODEL121 - &1 is an invalid model name ?

  The SAP error message MDG_DT_DATA_MODEL121 indicates that there is an issue with the data model name being used in the Master Data Governance (MDG) system. Specifically, the error message states that the model name provided is invalid.
  Cause:
  
  Incorrect Model Name: The most common cause of this error is that the model name specified does not exist in the system or is misspelled.
  Configuration Issues: The data model may not be properly configured or activated in the MDG system.
  Authorization Issues: The user may not have the necessary authorizations to access the specified data model.
  Transport Issues: If the data model was recently transported from another system, there may have been issues during the transport process.
  
  Solution:
  
  Verify Model Name: Check the model name you are using and ensure it is spelled correctly. You can do this by navigating to the relevant configuration area in the MDG application.
  Check Configuration: Go to the MDG configuration settings and verify that the data model is correctly defined and activated. You can do this in transaction MDGIMG.
  Authorization Check: Ensure that the user has the necessary authorizations to access the data model. You may need to consult with your security team to verify this.
  Transport Check: If the model was recently transported, check the transport logs for any errors. You may need to re-transport the model or correct any issues that occurred during the transport.
  Consult Documentation: Refer to the SAP Help Portal or relevant documentation for additional guidance on data models in MDG.
  
  Related Information:
  
  Transaction Codes: You may use transaction codes like MDGIMG for configuration and SE11 for checking data dictionary objects related to the data model.
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  Community Forums: Consider searching or posting in SAP Community forums for insights from other users who may have encountered similar issues.
  
  If the problem persists after following these steps, it may be beneficial to engage with SAP support for further assistance.