Screen shows calcing Pump, then getting error 53. Pump calc not calcing Run time 53

When attempting to create a Persistent Model, you get the error message;

Please click Apply and restart command.  Thank you.

Rinse and repeat each time

Unhandled Exception has occurred in a component in your application

Index was out of range. Must be non-negative and less than the size of the collection.

AutoCAD entities too far out in space for revit to handle

Issue with trying to Release this subscription.

This error may start out as "Could not load default information for the Pipe Model settings"

But will then turn into an AutoCAD fatal error.

When selecting the Navis Toolkit then the SETUP button, you get the error;

AutoCAD Error Aborting

Fatal Error: Unhandled Access Violation 

Possibly a rogue lisp routine causing ours not to work HydraCAD v50.any

1. Bad PRETTYPIPES.DAT file

2. corrupt xrefs

3. Irregular linetypes in the drawing.

4. Bad Hcad_Toolbox.dll file eBadLinetypName V53.04

When trying to size a pipe, you get the message, "Warning! - Z Coordinates have been detected and must be removed!

Pick OK to begin Phase One elimination

3dends folder or files missing unhandled exception