The system was set to force an update of the setup data when entering the program. the first open system was active and caused the data base to be locked. the sencond openning tried to up data which was already open the the first system and the error occured. runtime error 75 75

mismatched dll's Runtime error 3445, 3445

Macro name: execution error , cad-r stuff

When trying to run a source calc calculation (find the maximum possible denisity) with a pump as one of the water supplies, you get the error message; 

A source calc cannot be performed if a pump is present.  Please remove the pump or uncheck 'Source Calc' to continue.

Calc results show; Flow required & Pressure required: -1.#IO System is 0.00 under the Water Supply Curve n/a n/a

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

Couplings get closer than expected to outlets when cutting in. 

HydraLIST ribbon is missing in the Revit toolbar when opening a project file.

Long, but will reference cheettext.c and 0x50 and 710 PCL XL Error HydraView

Cover Page The box which normally surrounds the company information and the project is drawn *above* the information. It's drawn as a short long box with nothing inside n/a HydrawVIEW