• WaterCAD for AutoCAD

    We are dealing with a problem while we use WaterCAD in AutoCAD. We are referencing a drawing in AutoCAD (using xref command) and when we try to draw an object we receive the following message: "Object reference not set to an instance of an object…
  • WaterCad Select Series 2 Copy Graph Data Problem

    I am having problems with copying data from the graph data tab. My problem is that when I copy all the data the header row is not copied. So when I paste in excel I have no idea what the data in each column represents. This woudn't be a problem if WaterCad…
  • Use of LoadBuilder

    Hello There, Is anyone could help to explain how to use LoadBuilder? I have imported scaled network, I can obtain all information as such population density, Land use Pattern etc. My problem is I want to assign demands according to area and population…
  • WaterCAD age calculation fails

    I have run into a recent problem. I've been trying to do a age calculation on our water system and for some reason the largest duration I can calculate is 128 hrs. If I change it to 129 hrs the calculation fails and I get an error: Calculation Engine…
  • Unusual Flow Results

    I'm getting some unusual results and am unable to find a solution. I'm trying to better calibrate our model near an area where 2 pressure zones meet. I've performed a fire flow analysis and tried to confirm the pressures and flow in that area. A flow…