Message type: E = Error
Message class:  CNV - Conversion: Messages for Conversion Services (CNCC) 
Message number: 143
Message text: No records that should be deleted found in table CNVIMGORDER
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The SAP error message CNV143 indicating "No records that should be deleted found in table CNVIMGORDER" typically arises during data migration or conversion processes, particularly when using SAP's data migration tools or during the execution of specific programs related to data conversion.
Cause: No Records to Delete: The primary cause of this error is that the system is attempting to delete records from the CNVIMGORDER table, but there are no records that meet the criteria for deletion. This can happen if: The records have already been deleted in a previous run. The records were never created or populated in the first place. The selection criteria for deletion do not match any existing records. Incorrect Configuration: There may be an issue with the configuration or setup of the data migration project, leading to an expectation of records that do not exist. Data Migration Process: If the data migration process is not executed in the correct sequence, it may
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