When Opening HydraCAD or trying to list a drawing, you recieve any Error containing the following CLSID:

44D62FAE-67A7-4131-BF38-489CDFE44738

Or any of the following HRESULT error numbers:

0x800736B1

0x80040154

0x80070002

0x80080005

0x80029C4A TYPE_E_CANTLOADLIBRARY

When opening HydraCALC or trying to run a calculation, the dialog boxes below appear. 

"Loading from Master Data Location" 

"LoadRegValue for StrInstallDrive MasterLoad Form|Activaate = C:"

After clicking OK or pressing ENTER, HydraCALC will open or finish up the calculation

Load failed  AI_UTILS.LSP

When selecting a new sprinkler from the Head Selector, after selecting Temp & Finish and upon pressing Select Head:

Value cannot be null ...Parameter name: loadedFamily

The function sort of worked but there were way more clashes in Navisworks than showed up in Revit.

-or-

Creating a .nwc file exports for Navisworks with "Convert Element ID's" box checked from Revit does not respect the ID in Revit proper.  These element’s ID in Navisworks and Revit are different for the same element.

When trying to open HydraCALC Sizer, a 'run-time error 76', Path not found error pops up and the program doesn't open.

When attempting to view the Info Sheet, the following error message pops up

When starting the AutoLIST process, the message box shown below pops up.  The process "pretends" to continue through, but when HydraLIST opens, it's completely blank.

Re-run Autolist with the drawing starting on the ground. Current run will not include any FSC information in the MISC tab in HydraList.

The process to make the 3D model takes less than 1 millisecond and says it's successful, but after switching to the isometric view, no 3D pipes have been created.  

Drawing successfully elevated to 3D. No errors were found

ALSO SEE;

HydraCARD: #389

https://hydracards.hydratecinc.com/cards/card-389

No error ...  Just no Sleeve

A grid system was processed from HydraCAD to HydraCALC but the calc file did not have L (left) and R (right) markers for autopeaking.

Semantic error(s) in DCL

Calculation runs through but flow & pressure summary are jibberish.  Such as a 'Flow required of 1.#QO gpm'

Trying the SAVE or QSAVE or SAVE AS command in AutoCAD fails

"One or more objects in this drawing cannot be saved to the specified format.  The operation was not completed and no file was created."

Just after starting the Autocalc Settings, the dialog box as shown below pops up and the process stops.  

Something went wrong!  Error Code J19380

Running the 'Calculate Results' command locks up HydraCALC Sizer.

When trying to insert a System Boundary, the user gets these messages.