Message type: E = Error
Message class:  CNV20551 - message for package 20551 (company code delete) 
Message number: 253
Message text: &1 : Check field &2 is not defined
Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.
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The SAP error message CNV20551253 typically indicates that there is an issue with a field that is expected to be defined in the system but is not found. This error often arises during data migration or conversion processes, particularly when using SAP's data migration tools or during system upgrades.
Cause: Field Not Defined: The specific field referenced in the error message is not defined in the database or the data structure being used. This could be due to: The field being removed or renamed in a newer version of SAP. The field not being included in the data model for the specific application or module. A mismatch between the source and target systems during data migration.
Configuration Issues: There may be configuration issues in the system that prevent the field from being recognized. Data Mapping Errors: During data migration, if the mapping of fields from the source to the target system is incorrect, it can lead to
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