When attempting to open the HydraCALC pipe sizer in order to use the Pipe Scheduler in HydraCAD, you get an error indicating that a newer version of HydraCALC is required. It will indicate that v50.43 or newer is needed, but the user may be on a newer version already.

Step 1A.1 - Runtime error 13 type mismatch

Step 1a.10 - "Attaching Node 2 Elevations" User ID Duplicated Dwg ID Dup for User ID

Duplicated hydraulic ref points

Drawing seems fine with no errors but opens to a blank HydraCALC screen

Water supply test point not connected to a pipe. Reinsert water supply\test point

3D Flow diagram missing direction arrows and flows

After calc Area # is picked, dialog box runs through gathering information and closes with message "Failed to create file to send to calcs....Exiting"

Runtime Error 457 - This key already associated with an element of this collection

"Hydraulic Engine not responding" and then an "Error 62 input past end of file" usually happens on 2nd area run through

Unhandled Exception: Index was outside the bounds of the array

x Zero length pipes found in system model YES will cancel... No will allow...

Call from 'AutoList::CleanupDatabase (hangerHeaderDB)' DAO Error The changes you requested to the table were not successful.... DAO error

Error is V50 Drops

Runtime Error 5 when opening HydraLIST during the AutoLIST process. Error 5

Run-time error 484

Problem getting printer information from the system.  Make sure the printer is set up correctly

Hydraview cannot read the printer drivers. Could be a printer, copier, scanner, fax machine.

Possibly a folder marked as "hidden" in Autocad.

Area # section is blank or missing remote areas in the AutoCalc Setup dialog box. Area number is not recognized

The specified remote node does not have a k-factor. Please fix your input. On Pass 1 Calculation Failed for an unknown reason.

Bad or missing data in ACSIZEFL.TXT or HISTORY.LST files

Runtime Error 62 62

Registry bug. When the FSC command is used for the VERY first time, if the drawing is saved to a drive other than the local drive, you *may* get this error.