Message type: E = Error
Message class:  CNV20200 - Messages for development class CNV_20200 
Message number: 455
Message text: &1: in CNVFIELDSCU the priority indicator is set
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The SAP error message CNV20200455 typically relates to issues encountered during data migration or conversion processes, particularly when using the SAP S/4HANA Migration Cockpit or similar tools. The specific error message indicates that there is a problem with the priority indicator in the CNVFIELDSCU table.
Cause: The error message CNV20200455 occurs when the priority indicator is set in the CNVFIELDSCU table, which may lead to conflicts or issues during the data conversion process. This can happen due to: Incorrect Configuration: The priority indicator may have been set incorrectly during the configuration of the migration project. Data Inconsistencies: There may be inconsistencies in the data that are being migrated, which could lead to conflicts with the priority settings. Missing or Incorrect Mapping: The mapping of fields between the source and target systems may not be correctly defined, leading to issues with priority handling.
Solution: To resolve the error CNV20200455, you can take the following steps: Check the CNVFIELDSCU Table:
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