3D Details (3D Fittings) missing, only the skipoles are showing

When attempting to process, the sheet is blank 

Head selector is blank and error won't go away... Always reappears, must force close Revit

Revit could not complete the External Command... System.NullReferenceException

Unhandled Exception... Could not load file or assembly 'AWSSDK'

When running the Custom Coupling command [CC], the tooltip which follows the crosshairs duplicates the Command Line text, it does not show the drag distance and angle from the origin

The tooltip would be more useful if it showed the distance from the start point

Revit could not complete the external command... System.NullReferenceException

Unhandled exception... Access to the path '..:\ProgramData\Autodesk\Revit\AddIns\2020\HCAD_Revit_CALC_2020.addin' is denied. 

How often do you use HydraCARDs?

Very often 

Often

Rarely 

Very rarely

Never

When starting the AutoCALC process, you get an error like this;

You are missing a --- refPoint to complete a JUMP. 

Clicking OK should allow the process to continue on

Revit could not complete the external command... Curve length is too small for Revit's tolerance

Command Failure for External Command... Revit encountered a Family symbol is not valid for this instance 

When trying to insert a 3D riser object, you get this error;

Call from 'Hcad3Ddetails-fillGridMisc'

DAO Error:

Could not find file

AutoCAD will likely crash out

When running AUDIT command, you get an error message "AcDbLayerTable could not be repaired" message