Message type: E = Error
Message class:  USMDZ3 - Nachrichtenklasse zum UI des User-Interfaces 
Message number: 344
Message text: &1 &2 Scale does not exist
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The SAP error message USMDZ3344 indicates that a scale does not exist in the system. This error typically arises in the context of Master Data Governance (MDG) when trying to access or manipulate data related to scales, such as in the case of material management or product data.
Cause: Missing Scale Definition: The scale that is being referenced in the transaction or process does not exist in the system. This could be due to: The scale was never created. The scale was deleted or not properly configured. A typo or incorrect reference to the scale in the transaction.
Configuration Issues: There may be issues with the configuration settings in the relevant module (e.g., Material Management, Sales and Distribution) that prevent the scale from being recognized. Data Migration Issues: If data was migrated from another system, the scale data may not have been transferred correctly.
Solution: Check Scale Definition: Go to the relevant transaction (e.g., MM03 for material master) and check
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