Ssis-965 Direct

var pipeline = (MainPipe)dfTask.InnerObject; var source = pipeline.ComponentMetaDataCollection.New(); source.ComponentClassID = "DTSAdapter.FlatFileSource";

class FlowBuilder

is a defect that surfaces only in runtime , when the metadata (column names, data types, lengths, nullability) that SSIS builds at design‑time does not match the actual schema that the source delivers at execution. The error message looks like: SSIS-965