Message type: E = Error
Message class:  USMD6 - Messages for Data Transfer 
Message number: 125
Message text: For downloads, class CL_USMD_TRANSF_DT must be assigned to distribution
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The SAP error message USMD6125 indicates that there is an issue with the assignment of the class CL_USMD_TRANSF_DT to the distribution process in the context of SAP Master Data Governance (MDG). This error typically arises when trying to download or distribute master data, and it suggests that the system cannot find the necessary class assignment for the distribution process.
Cause: The error can occur due to several reasons: Missing Class Assignment: The class CL_USMD_TRANSF_DT is not assigned to the distribution process in the configuration settings.
Configuration Issues: There may be issues in the configuration of the MDG system, particularly in the area of data distribution. Transport Layer Issues: If the system is part of a transport layer, there may be inconsistencies or missing transports that affect the distribution process.
Solution: To resolve the error USMD6125, you can follow these steps: Check Class Assignment: Go to the relevant configuration settings in SAP MDG. Navigate to the area where distribution settings are
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