Message type: E = Error
Message class:  CNV_20600_CHECK - Messages for Check classes 
Message number: 285
Message text: Target company code for no. assignm. &1 has a valid priority
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The SAP error message CNV_20600_CHECK285 typically relates to issues in the data migration process, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. This error indicates that there is a problem with the target company code's number assignment priority.
Cause: The error message suggests that the target company code for the number assignment has a valid priority, but there may be inconsistencies or misconfigurations in the number range settings. This can occur due to: Number Range Configuration: The number range for the target company code may not be properly defined or activated. Priority Settings: The priority settings for number assignment may not align with the expected configuration. Data Migration Issues: There may be issues with the data being migrated that do not conform to the expected number range or priority settings.
Solution: To resolve this error, you can follow these steps: Check Number Range Configuration: Go to the transaction code SNRO (Number Range Objects). Verify that the number
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