How To Fix MDG_DT_UI011 - Data model with name &1 already exists; enter a different name

SAP Error Message - Details

• Message type: E = Error

• Message class: MDG_DT_UI - Messages related to the Configuration Workbench UI

• Message number: 011

• Message text: Data model with name &1 already exists; enter a different name

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message MDG_DT_UI011 - Data model with name &1 already exists; enter a different name ?

  The SAP error message MDG_DT_UI011 indicates that you are trying to create a data model in SAP Master Data Governance (MDG) with a name that already exists in the system. This error typically occurs when you attempt to define a new data model using a name that is already in use, which violates the uniqueness constraint for data model names.
  Cause:
  
  The primary cause of this error is that the data model name you are trying to use is already taken by another existing data model in the system. Each data model in SAP MDG must have a unique identifier to avoid conflicts and ensure proper data governance.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Existing Data Models:
  
  Before creating a new data model, check the list of existing data models to see if the name you want to use is already in use. You can do this by navigating to the relevant transaction or using the appropriate SAP Fiori app.
  
  
  
  Choose a Different Name:
  
  If the name is already taken, you will need to select a different, unique name for your new data model. Ensure that the new name adheres to any naming conventions or guidelines established in your organization.
  
  
  
  Modify Existing Data Model (if applicable):
  
  If you find that the existing data model is no longer needed or can be modified, consider updating or deleting it (if appropriate) to free up the name for your new data model. Be cautious with this approach, as it may impact other processes or data governance activities.
  
  
  
  Consult Documentation:
  
  Refer to the SAP MDG documentation for guidelines on naming conventions and best practices for creating data models. This can help you avoid similar issues in the future.
  
  
  
  Seek Help from SAP Support:
  
  If you are unable to resolve the issue or if you believe there is a system error, consider reaching out to SAP support for assistance.
  
  
  
  Related Information:
  
  SAP MDG Documentation: Review the official SAP documentation for Master Data Governance to understand the data model creation process and naming conventions.
  Transaction Codes: Familiarize yourself with relevant transaction codes (e.g., MDGIMG) that can help you navigate the MDG configuration and data model management.
  Community Forums: Engage with SAP community forums or user groups where you can ask questions and share experiences related to SAP MDG.
  
  By following these steps, you should be able to resolve the MDG_DT_UI011 error and successfully create your data model in SAP MDG.