Vertical pipe issue.  Switching back to Edit Mode (S2D) leaves HydraPipes in Hydrapipe layer.

Then when trying to show system model again (S3D) you get an AutoCAD message box "Please Switch to Edit Mode"

After setting specific linetypes for your piping, pretty pipes doesn't match the linetype of your pipe.

The pipe noted should show a HIDDEN pretty pipe, similar to the one below it

When attempting to Select Sprinkler (SS or SSP command), you get the error;

Point or option keyword required.

Specify insertion point or [Basepoint/Scale/X/Y/Z/Rotate/Explode/REpeat]:

Specify rotation angle <0>:

Then your sprinkler definition box will want to be inserted, rotated and each value set individually

When trying to size a pipe, the units show up as millimetres/millimeters (mm) instead of inches OR the values for half show up as a backslash

When inserting a vertical pipe, the circle part of the block remains as a white circle, instead of a red pacman/clamshell.

Step 1a.3 - Fitting Exchange No replacement fitting name for 22E for Sched-10 Note: This could be any fitting or pipe type described in the error. If you click ok at each error, the process will run through without these fittings

When trying to break in a rapid pipe/rapid line/rapid main, it will not tee into a pipe.  In the image below, it is not showing the break in triangle.

The View button that appears after running a calculation does not do anything

Or you get the error; C:\Windows\system32\Write.exe

'file name asked for does not exist!

When trying to open HydraCAD after a recent install, you get this error or one similar to it;

"Missing shortcut", Windows is searching for acad.exe.  To locate the file yourself, click Browse.

AND

Problem with Shortcut - The item 'acad.exe' that this shortcut refers to has been changed or moved, so this shortcut will no longer work properly.

Nearest match based on size, date, and type:

Do you want to fix this shortcut to point to this target or do you just want to delete it?

When opening HydraCAD, you only receive this error message and not a HydraKEY error with the golden X.  If you receive a HydraKEY error, search for the linked HydraCARD in that message box as it takes priority.

Security Error: One of the following conditions is possible

HydraCAD is unable to function under these conditions.

• Lock database needs updating in HydraKEY
• Accounting flag on your account
• Hardware lock not plugged in
• Extra ACAD.RX file found in folder in Support File Search Path
• Sentinel driver is missing
• InstallPath registry item set to wrong drive

After AutoCAD opens, press F2 to view the command prompt, see if the text below appears.  If yes, see solution 1.

Could not find file HCAD_ENV.INI

Is 2024; error: no function definition: PRINTEM