Message type: E = Error
Message class:  CNV20400 - Message class CNV20400 
Message number: 055
Message text: Summarization Data Built in system.
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 CNV20400055, which states "Summarization Data Built in system," typically occurs during data migration or conversion processes, particularly when using SAP's data migration tools or during system upgrades. This error indicates that there is an issue with the summarization data that has been built in the system, which may be related to the data consistency or the configuration of the summarization process.
Cause: Data Inconsistency: The summarization data may not be consistent with the underlying transactional data. This can happen if there are discrepancies in the data that was migrated or if the summarization process was not executed correctly.
Configuration Issues: There may be issues with the configuration settings related to the summarization process in the SAP system. Missing Data: Required data for summarization might be missing or not properly loaded into the system. Technical Errors: There could be technical errors in the data migration tools or processes being used.
Solution: Check Data Consistency:
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