Unexpected blank output while using 'File List Source' transform in Sagent

Product Feature: File List Source transform

Issue

While executing a plan containing the 'File List Source' transform, a blank value is set as the output for some fields unexpectedly.
 
Blank_value_for_a_column

Cause

This is a known defect.

Resolution

UPDATED: September 19, 2018
This defect has been fixed in Sagent release 6.8.9.