Error in MiscFunc.exe|PumpCalc|Form_Activate

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

The error may also be a Runtime Error instead

When starting AutoCALC the v50 Fuel Gauge stops at step 1a.4 plus you get a Run-time error 6; Overflow 

Working on pipe from Node ### to Node ### with a fitting of "?" and a diameter of / pipe type of 0.5 / SCHED-40 where the pipe id = ### 

The "####" values represent handles.  It is recommended you use the FINDME tool to find the coordinates of the handles, this will help narrow down the cause of the error.

May also see a Runtime Error 5, "invalid procedure"

After entering coversheet data for the Tyco Fluid Delivery Calc, an error message of;

Miscfunc Run-time error '53' File not found *.tych

Missing install path in the registry runtime error 48 48

When Retrieving MEP content an error occurs. This is caused by a bad heads in the HydraCAD for AutoCAD project. 

Command Failure for External Command

Blacked out cells in Head Selector dialog

Calc process stops at step 1a.4 and Runtime Error 5 displays

Could not find file, or Unrecognized database format 'C:\HES\HydraCAD\Ver50\AutoListElements\Data\Setup\mdbtrans.mdb'

When trying to open Add Device, nothing happens and Revit just hangs up / appears frozen.

No error, but after clicking Setup, Revit freezes / stops working, and nothing else is able to be selected.