Message type: E = Error
Message class:  CNV_DMC_SIN - Messages for s-innovations migration 
Message number: 212
Message text: Unexpected External Equipment Number &1 in the translation rule &2
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The SAP error message CNV_DMC_SIN212 indicates that there is an unexpected external equipment number in the translation rule specified. This error typically arises during data migration processes, particularly when using the SAP Data Migration Cockpit (DMC) or similar tools.
Cause: Invalid External Equipment Number: The external equipment number provided does not match any existing records in the system or is not formatted correctly. Translation Rule Issues: The translation rule specified may not be correctly defined or may not correspond to the expected format or values. Data Consistency: There may be inconsistencies in the data being migrated, such as missing or incorrect mappings between external and internal equipment numbers.
Solution: Check External Equipment Number: Verify that the external equipment number (&1) exists in the source system and is correctly formatted. Ensure that it matches the expected format in the target system. Review Translation Rules: Examine the translation rule (&2) to ensure it is correctly defined. Make sure that
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