"System.FormatException: Input string was not in a correct format"

See the error report below. This is from the latest version in the sticky.


C:\Documents and Settings\Administrator\My Documents>"Drive Balancer.exe"
Do you want to include D: in the balancing effort (y/n)? n
Filling Up LandingZone so it doesn't get used
Do you want to clear out the LandingZone (y/n)? n

Getting free space information on each drive in pool...
Getting information for C:\fs\10 ...
Getting information for C:\fs\H ...
Getting information for C:\fs\I ...

Please choose from the options:
1) Have an equal percentage of each disk used
2) Have an equal amount of data on each disk
3) Have an equal amount of free space on each disk
4) Enter your own values - CAUTION -
5) Quit - if no option works for you

Choice (1-5): 1

Making Calculations for drive balancing...
Stats - Drive: 0 TotalCap: 931GB NewFreeSpace: 332GB
Stats - Drive: 1 TotalCap: 931GB NewFreeSpace: 332GB
Stats - Drive: 2 TotalCap: 931GB NewFreeSpace: 332GB
Does this seem appropriate (y/n)? y
Enter the time interval in secs for checking disk activity (Normal = 5):

Unhandled Exception: System.FormatException: Input string was not in a correct f
ormat.
at System.Number.StringToNumber(String str, NumberStyles options, NumberBuffe
r& number, NumberFormatInfo info, Boolean parseDecimal)
at System.Number.ParseInt32(String s, NumberStyles style, NumberFormatInfo in
fo)
at System.Convert.ToInt32(String value)
at Drive_Balancer.DriveBalancer.CalculateFreeSpace(Int32& IntervalTime, Int32
& DiskBandwidth, UInt64[]& newFreeSpace, Double[]& totalGBytes, Double[]& freeGB
ytes, List`1& Folders)
at Drive_Balancer.Program.Main()

C:\Documents and Settings\Administrator\My Documents>