`Code: 349. DB::Exception: Cannot convert NULL value to non-Nullable type: While executing ParquetBlockInputFormat: While executing File. (CANNOT_INSERT_NULL_IN_ORDINARY_COLUMN) (version 21.11.1.8356 (official build))`

I need to know, what column is related.
{
    factory.registerInputFormatProcessor(
            "Parquet",
            [](ReadBuffer &buf,
                const Block &sample,
                const RowInputFormatParams &,
                const FormatSettings & settings)
            {
                return std::make_shared<ParquetBlockInputFormat>(buf, sample, settings);
            });
    factory.markFormatAsColumnOriented("Parquet");
}
}
#else
namespace DB
{
class FormatFactory;
void registerInputFormatProcessorParquet(FormatFactory &)
{
}
}
#endif