Can you have more then one line in one DisplayAlert? Can you limit a Slider to only allow integer values? (Hopefully snapping to the next integer) Can't install NuGet package: System.Data.SqlClient Cannot access
Did you try setting a debug breakpoint in code and examining the values while you step through the code?BTW, if var2 and var3 are string variables then they would be the following:var2 = "3" var3 = "5"I ran the following code (hard-coded values):String.Concat("3",",","5")...