Message type: E = Error
Message class:  CNV_PE_GEN - Messages for object generation 
Message number: 801
Message text: Generation of DDIC structures not yet executed
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The SAP error message CNV_PE_GEN801 indicates that the generation of Data Dictionary (DDIC) structures has not yet been executed in the context of a data migration or conversion project. This error typically arises during the execution of a conversion program or when trying to access data structures that have not been properly set up.
Cause: Incomplete Setup: The DDIC structures required for the data migration or conversion process have not been generated. This can happen if the necessary steps in the migration process were skipped or not executed. Missing Execution of Pre-requisites: The required transaction or program that generates the DDIC structures has not been run.
Configuration Issues: There may be configuration issues in the migration project that prevent the generation of the necessary structures.
Solution: Execute the Required Program: You need to run the specific program or transaction that generates the DDIC structures. This is often part of the data migration or conversion process. For
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