Unhandled Exception: System.FormatException: Unknown char: .
  at System.Double.Parse (System.String s, NumberStyles style, IFormatProvider provider) [0x00000] in <filename unknown>:0
  at System.Double.Parse (System.String s) [0x00000] in <filename unknown>:0
  at System.Convert.ToDouble (System.String value) [0x00000] in <filename unknown>:0
  at MainWindow.strToDouble (System.String str) [0x00000] in <filename unknown>:0
  at MainWindow..ctor () [0x00000] in <filename unknown>:0
  at Unity2DConfigurationUtility.MainClass.Main (System.String[] args) [0x00000] in <filename unknown>:0
[ERROR] FATAL UNHANDLED EXCEPTION: System.FormatException: Unknown char: .
  at System.Double.Parse (System.String s, NumberStyles style, IFormatProvider provider) [0x00000] in <filename unknown>:0
  at System.Double.Parse (System.String s) [0x00000] in <filename unknown>:0
  at System.Convert.ToDouble (System.String value) [0x00000] in <filename unknown>:0
  at MainWindow.strToDouble (System.String str) [0x00000] in <filename unknown>:0
  at MainWindow..ctor () [0x00000] in <filename unknown>:0
  at Unity2DConfigurationUtility.MainClass.Main (System.String[] args) [0x00000] in <filename unknown>:0