How To Fix MDG_GN018 - Metadata for field &1 incomplete or inconsistent - system error

SAP Error Message - Details

• Message type: E = Error

• Message class: MDG_GN - Messages from the Generator

• Message number: 018

• Message text: Metadata for field &1 incomplete or inconsistent - 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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message MDG_GN018 - Metadata for field &1 incomplete or inconsistent - system error ?

  The SAP error message MDG_GN018 indicates that there is an issue with the metadata for a specific field in the Master Data Governance (MDG) system. This error typically arises when the metadata for a field is either incomplete or inconsistent, which can prevent the system from processing data correctly.
  Cause:
  
  Incomplete Metadata: The metadata for the specified field may not have been fully defined. This can happen if the field was recently added or modified and the necessary configurations were not completed.
  Inconsistent Metadata: There may be discrepancies in the metadata definitions, such as mismatched data types, lengths, or other attributes that do not align with the expected definitions.
  Configuration Issues: The error can also stem from issues in the configuration of the MDG application, such as missing or incorrect settings in the data model or data governance processes.
  Transport Issues: If the metadata was transported from one system to another (e.g., from development to production), there may have been issues during the transport process that led to incomplete or inconsistent metadata.
  
  Solution:
  
  
  Check Metadata Configuration:
  
  Go to the relevant configuration area in the MDG application and verify the metadata for the field specified in the error message.
  Ensure that all required attributes for the field are defined correctly.
  
  
  
  Review Data Model:
  
  Check the data model associated with the field to ensure that it is correctly configured and that all fields are properly defined.
  Look for any inconsistencies in the data model that could lead to this error.
  
  
  
  Transport Validation:
  
  If the issue arose after a transport, validate that the transport was successful and that all necessary objects were included.
  Check the transport logs for any errors or warnings that might indicate issues with the metadata.
  
  
  
  Debugging:
  
  If you have access to debugging tools, you can trace the execution to identify where the error is occurring and gather more information about the specific field and its metadata.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to MDG and the specific error message for additional guidance and troubleshooting steps.
  
  
  
  SAP Support:
  
  If the issue persists after checking the above points, consider reaching out to SAP support for assistance. Provide them with the error message details and any relevant configuration information.
  
  
  
  Related Information:
  
  SAP Notes: Check for any SAP Notes related to MDG_GN018 that may provide additional insights or patches.
  MDG Configuration Guides: Review the configuration guides for Master Data Governance to ensure that all steps have been followed correctly.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify and resolve the issue causing the MDG_GN018 error in your SAP system.