An electronic ballot scanning device slated for use in the upcoming presidential elections, misreads ballots, fails to log critical events and is prone to freezes and sudden lockups, the U.S. Elections Assistance Commission has found.
The little noticed EAC report on the DS200 Precinct Count Optical Scanner in the Unity 3.2.0.0 voting system built by Election Systems & Software (ES&S) was released late last month.

The 141-page Formal Investigative Report ( download pdf ) highlights multiple "substantial anomalies" in the DS200: intermittent screen freezes; system lockups and shutdowns; and failure to log all normal and abnormal system event.

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