System.NullReferenceException: Object reference not set to an instance of an object

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What steps will reproduce the problem?
1.Launched Super Putty
2.provided the details to point to putty & Settings Folder Location


What is the expected output? What do you see instead?
Proceed with out any issues

What version of the product are you using? On what operating system?
1.4.0.4,Windows 7 32 bit.

Please provide any additional information below.
Error:
System.NullReferenceException: Object reference not set to an instance of an 
object.
   at SuperPutty.Utils.PortableSettingsProvider.SetValue(SettingsPropertyValue propVal) in E:\projects\dotnet\superputty\1.4\SuperPutty\Utils\PortableSettingsProvider.cs:line 231
   at SuperPutty.Utils.PortableSettingsProvider.SetPropertyValues(SettingsContext context, SettingsPropertyValueCollection collection) in E:\projects\dotnet\superputty\1.4\SuperPutty\Utils\PortableSettingsProvider.cs:line 99
   at System.Configuration.SettingsBase.SaveCore()
   at System.Configuration.SettingsBase.Save()
   at System.Configuration.ApplicationSettingsBase.Save()
   at SuperPutty.dlgFindPutty.buttonOk_Click(Object sender, EventArgs e) in E:\projects\dotnet\superputty\1.4\SuperPutty\dlgFindPutty.cs:line 313
   at System.Windows.Forms.Control.OnClick(EventArgs e)
   at System.Windows.Forms.Button.OnClick(EventArgs e)
   at System.Windows.Forms.Button.OnMouseUp(MouseEventArgs mevent)
   at System.Windows.Forms.Control.WmMouseUp(Message& m, MouseButtons button, Int32 clicks)
   at System.Windows.Forms.Control.WndProc(Message& m)
   at System.Windows.Forms.ButtonBase.WndProc(Message& m)
   at System.Windows.Forms.Button.WndProc(Message& m)
   at System.Windows.Forms.Control.ControlNativeWindow.OnMessage(Message& m)
   at System.Windows.Forms.Control.ControlNativeWindow.WndProc(Message& m)
   at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)

Original issue reported on code.google.com by vinay.po...@gmail.com on 11 Aug 2015 at 4:49