Message type: E = Error
Message class:  UPO_MIG - Message Class for PRA->UOM Migration 
Message number: 187
Message text: No delivery network dated attributes found for given DN numbers.
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The SAP error message UPO_MIG187 indicates that there are no delivery network (DN) dated attributes found for the specified delivery network numbers. This error typically arises during processes that involve delivery networks, such as migration or data processing tasks in SAP.
Cause: Missing Data: The most common cause of this error is that the delivery network numbers provided do not have any associated dated attributes in the system. This could be due to: The delivery network not being properly set up. The attributes not being maintained or missing in the relevant tables. The delivery network numbers being incorrect or not existing in the system. Data Migration Issues: If this error occurs during a data migration process, it may indicate that the migration did not include the necessary attributes for the delivery networks.
Configuration Issues: There may be configuration issues in the system that prevent the proper retrieval of the dated attributes.
Solution: Check Delivery Network Numbers: Verify that the
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