Error occurs when "Add Calculation Fittings" is used when running AutoCALC the first time after a new install. A registry entry for one of the Pipe Schedule properties is not set in the registry. (The Pipe Schedule is connected to fittings definitions.) error 75

The blocks FAKEREF.DWG & FAKEREF2.DWG are not being inserted to the drawing. Unknown reason because the code should do that automatically. All tests in office work fine. n/a Dialog Box 53.03

The sprinkler head has a Z coordinate other than zero associated to it. Hcad_refpts HydraCAD v52+

bug in 32-bit version of V52.05 Rev2 32-bit V52

A non HydraCAD REFPT block was inserted into the drawing. Most likely a SprinkCAD version is in there. Hcad_refpts HydraCAD v52+

Bad setting of Acad variable

drawing area 53.02 rev 2

Process is crashing out because an old vertical pipe block is in the drawing DRYVOL or DV HydraCAD V50+

Error 52 trying to insert fittings for calculations. Error 71 disk not ready error trying to use the sizing button. error 52 or 71

Dummy reference points cannot find the dummy ref point block in the drawing's block table. **Possible there's a missing registry entry** Dialog box 52.04

The current text STYLE is using a smaller font n/a drawing area v52