Error Message (Greenshot)

Info provided as requested in eroor message:

Software version: 1.0.6.2228 (64 bit)
.NET runtime version: 4.0.30319.296
Time: 2013-04-10 17:13:06 -07:00
OS: Windows 7 Home Premium Service Pack 1 (x64) 6.1 build 7601 revision 10000
GDI object count: 149
User object count: 56
Exception: System.NullReferenceException
Message: Object reference not set to an instance of an object.

Stack:
at GreenshotPlugin.Core.AbstractDestination.<>c_DisplayClassb.<ShowPickerMenu>b_8(Object sender, EventArgs e)
at System.Windows.Forms.ToolStripMenuItem.OnClick(EventArgs e)
at System.Windows.Forms.ToolStripItem.HandleClick(EventArgs e)
at System.Windows.Forms.ToolStripItem.HandleMouseUp(MouseEventArgs e)
at System.Windows.Forms.ToolStrip.OnMouseUp(MouseEventArgs mea)
at System.Windows.Forms.ToolStripDropDown.OnMouseUp(MouseEventArgs mea)
at System.Windows.Forms.Control.WmMouseUp(Message& m, MouseButtons button, Int32 clicks)
at System.Windows.Forms.Control.WndProc(Message& m)
at System.Windows.Forms.ToolStrip.WndProc(Message& m)
at System.Windows.Forms.ToolStripDropDown.WndProc(Message& m)
at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)

Configuration dump:
[Core]
Language=en-US
RegionHotkey=PrintScreen
WindowHotkey=Alt + PrintScreen
FullscreenHotkey=Ctrl + PrintScreen
LastregionHotkey=Shift + PrintScreen
IEHotkey=Shift + Ctrl + PrintScreen
IsFirstLaunch=False
Destinations=Picker
ClipboardFormats=PNG,DIB
CaptureMousepointer=True
CaptureWindowsInteractive=False
CaptureDelay=100
ScreenCaptureMode=Auto
ScreenToCapture=1
WindowCaptureMode=Auto
WindowCaptureAllChildLocations=False
DWMBackgroundColor=Transparent
PlayCameraSound=False
ShowTrayNotification=True
OutputFilePath=C:\Users\Office\Desktop
OutputFileAllowOverwrite=True
OutputFileFilenamePattern=${capturetime:d"yyyy-MM-dd HH_mm_ss"}-${title}
OutputFileFormat=png
OutputFileReduceColors=False
OutputFileAutoReduceColors=True
OutputFileCopyPathToClipboard=True
OutputFileAsFullpath=C:\Users\Office\Desktop\dummy.png
OutputFileJpegQuality=80
OutputFilePromptQuality=False
OutputFileIncrementingNumber=1
OutputPrintPromptOptions=False
OutputPrintAllowRotate=True
OutputPrintAllowEnlarge=True
OutputPrintAllowShrink=True
OutputPrintCenter=True
OutputPrintInverted=False
OutputPrintGrayscale=False
OutputPrintFooter=True
OutputPrintFooterPattern=${capturetime:d"D"} ${capturetime:d"T"} - ${title}
NotificationSound=default
UseProxy=True
IECapture=True
IEFieldCapture=False
WindowClassesToCheckForIE=AfxFrameOrView70,IMWindowClass
AutoCropDifference=10
IncludePlugins=
ExcludePlugins=
ExcludeDestinations=OneNote
UpdateCheckInterval=1
LastUpdateCheck=04/10/2013 15:55:57
DisableSettings=False
DisableQuickSettings=False
DisableTrayicon=False
HideExpertSettings=False
ThumnailPreview=True
NoGDICaptureForProduct=intellij,idea
NoDWMCaptureForProduct=citrix,ica,client
OptimizeForRDP=False
MinimizeWorkingSetSize=False
CheckForUnstable=False
ActiveTitleFixes=Firefox,IE,Chrome
TitleFixMatcher.Firefox= - Mozilla Firefox.*
TitleFixMatcher.IE= - (Microsoft|Windows) Internet Explorer.*
TitleFixMatcher.Chrome= - Google Chrome.*
TitleFixReplacer.Firefox=
TitleFixReplacer.IE=
TitleFixReplacer.Chrome=
EnableSpecialDIBClipboardReader=True