Message type: E = Error
Message class:  UPO_MIG - Message Class for PRA->UOM Migration 
Message number: 378
Message text: Ratio already exists for &1
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The SAP error message UPO_MIG378, which states "Ratio already exists for &1," typically occurs during the migration or data upload processes in SAP, particularly when dealing with the Universal Journal or similar financial data structures. This error indicates that there is an attempt to create a ratio that already exists in the system for the specified entity (represented by &1).
Cause: Duplicate Data: The most common cause of this error is that the ratio you are trying to create already exists in the database. This can happen if the data migration process is attempting to insert records that are already present. Incorrect Mapping: If the mapping of data during the migration process is incorrect, it may lead to attempts to create duplicate entries. Data Integrity Issues: There may be underlying data integrity issues in the source data that lead to duplicates being present.
Solution: Check Existing Ratios: Before attempting to create a new ratio, check the
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