Message type: E = Error
Message class:  CNV_20100 - Messageclass for chart of account conversion 
Message number: 355
Message text: Set class is initial; set value=&1 is not converted
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The SAP error message CNV_20100355 indicates that there is an issue with a set class being initialized but not properly populated with values during a data conversion process. This error typically arises in the context of data migration or conversion projects, particularly when using SAP's data migration tools.
Cause: Set Class Initialization: The error suggests that a set class (which is a collection of values or a grouping of data) is not initialized correctly. This means that the system expected a set of values to be present, but it found that the set class was empty or not defined. Missing Data: The specific value indicated by &1 is not being converted because it does not exist in the expected set class. This could be due to missing data in the source system or incorrect mapping during the conversion process.
Configuration Issues: There may be configuration issues in the data migration settings or the mapping
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