How To Fix MDG_GN001 - Invalid object type &1 - system error

SAP Error Message - Details

• Message type: E = Error

• Message class: MDG_GN - Messages from the Generator

• Message number: 001

• Message text: Invalid object type &1 - system error

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 MDG_GN001 - Invalid object type &1 - system error ?

  The SAP error message MDG_GN001 Invalid object type &1 - system error typically occurs in the context of SAP Master Data Governance (MDG) when the system encounters an issue related to the object type being processed. This error can arise due to various reasons, including configuration issues, data inconsistencies, or system bugs.
  Causes:
  
  Invalid Object Type: The object type specified in the error message (&1) is not recognized by the system. This could be due to a typo, a missing configuration, or an unsupported object type.
  Configuration Issues: The MDG configuration may not be set up correctly for the specific object type you are trying to work with.
  Data Inconsistencies: There may be inconsistencies in the data being processed, leading to the system being unable to identify the object type.
  System Bugs: There could be a bug in the version of SAP you are using that affects the handling of certain object types.
  
  Solutions:
  
  Check Object Type: Verify that the object type you are trying to use is valid and correctly spelled. Ensure that it is supported in your MDG configuration.
  Review Configuration: Go through the MDG configuration settings to ensure that the object type is properly defined and that all necessary settings are in place.
  Data Validation: Check the data being processed for any inconsistencies or errors. Ensure that all required fields are filled out correctly.
  SAP Notes: Look for any relevant SAP Notes that may address this specific error. SAP frequently releases updates and patches that can resolve known issues.
  Debugging: If you have access to the development environment, consider debugging the process to identify where the error is occurring and what might be causing it.
  Consult Documentation: Review the official SAP documentation for MDG to ensure that you are following the correct procedures for the object type in question.
  Contact SAP Support: If the issue persists and you cannot find a resolution, consider reaching out to SAP Support for assistance. Provide them with the error details and any relevant context.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes in MDG that may help in troubleshooting, such as MDGIMG (MDG Implementation Guide).
  MDG Configuration: Understanding the configuration of your MDG system is crucial. This includes knowledge of data models, governance processes, and workflows.
  SAP Community: Engage with the SAP Community forums where other users may have encountered similar issues and can provide insights or solutions.
  
  By following these steps, you should be able to diagnose and resolve the MDG_GN001 error effectively.