Message type: E = Error
Message class:  CNV20551 - message for package 20551 (company code delete) 
Message number: 116
Message text: Structure &1, field &2 not found in table DD03L
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The SAP error message CNV20551116 indicates that a specific structure and field are not found in the DD03L table, which is the Data Dictionary table that contains information about the fields of database tables in SAP.
Cause: Missing Structure or Field: The structure or field specified in the error message does not exist in the Data Dictionary. This could be due to a typo in the structure or field name, or it may not have been created or activated in the system. Transport Issues: If the structure or field was recently created or modified in a development environment, it may not have been transported to the target system where the error is occurring. Version Compatibility: The structure or field may exist in a different version of the SAP system, and the current system may not have it due to version differences. Custom Development: If the structure or field is part of a custom development, it
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