If you need to work remotely:
This article explores what gdi16.hdi is, why it exists, and why it still matters in the architecture of CAD software. autocad virtual device gdi16.hdi
If you're interested in the or nostalgia , I can look into: How to emulate old AutoCAD versions on modern Windows. The exact technical specs of the Heidi (HDI) interface. Common modern equivalents to these old virtual drivers. If you need to work remotely: This article
: Type GRAPHICSCONFIG in the command line. Common modern equivalents to these old virtual drivers
(GDI) rather than using hardware acceleration from your GPU. This usually results in significant lagging, crashes, or display errors like missing interface panels. Autodesk Community, Autodesk Forums, Autodesk Forum Common Reasons for This Text Unsupported Hardware
This virtual device becomes active under specific circumstances: Hardware Acceleration is Off:
files that are causing the crash and recreate them using the Add-A-Plotter Wizard C. Update or Reinstall Video Drivers