After rotating the image, the app crashed;

I dont´t know if this information is udeful, but my operqating system and apps opened in first plan (foreground) were:

Using Windows 8.1 Pro - Portuguese BR locale, with magnifying glass in High Contrast.

Google Chrome, I.E., Skype, Notepad++, Windows Media Player, Wink , Prompt (Cmd), M$ Capture tool and Control Panel are also opened in the task bar.

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Software version: 1.2.4.10-RELEASE-94d66e09eb89 (64 bit)
.NET runtime version: 4.0.30319.34014+
Time: 2015-02-23 13:42:08 -03:00
OS: unknown (x64) 6.3 build 9600 revision 0
GDI object count: 122
User object count: 380
Surface count: 1
Exception: System.DivideByZeroException
Message: Tentativa de divisão por zero.

Stack:
em Greenshot.Drawing.TextContainer.Transform(Matrix matrix)
em Greenshot.Drawing.DrawableContainerList.Transform(Matrix matrix)
em Greenshot.Drawing.Surface.ApplyBitmapEffect(IEffect effect)
em Greenshot.ImageEditorForm.RotateCcwToolstripButtonClick(Object sender, EventArgs e)
em System.Windows.Forms.ToolStripItem.HandleClick(EventArgs e)
em System.Windows.Forms.ToolStripItem.HandleMouseUp(MouseEventArgs e)
em System.Windows.Forms.ToolStrip.OnMouseUp(MouseEventArgs mea)
em System.Windows.Forms.Control.WmMouseUp(Message& m, MouseButtons button, Int32 clicks)
em System.Windows.Forms.Control.WndProc(Message& m)
em System.Windows.Forms.ToolStrip.WndProc(Message& m)
em Greenshot.Controls.ToolStripEx.WndProc(Message& m)
em System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)

Configuration dump:
[Core]
Language=pt-BR
RegionHotkey=PrintScreen
WindowHotkey=Alt + PrintScreen
FullscreenHotkey=Ctrl + PrintScreen
LastregionHotkey=Shift + PrintScreen
IEHotkey=Ctrl + Shift + PrintScreen
IsFirstLaunch=False
Destinations=Picker
ClipboardFormats=DIB,PNG
CaptureMousepointer=True
CaptureWindowsInteractive=False
CaptureDelay=100
ScreenCaptureMode=Auto
ScreenToCapture=1
WindowCaptureMode=Auto
WindowCaptureAllChildLocations=False
DWMBackgroundColor=Transparent
PlayCameraSound=False
ShowTrayNotification=True
OutputFilePath=C:\Users\EMPFAB\Desktop
OutputFileAllowOverwrite=True
OutputFileFilenamePattern=${capturetime:d"yyyy-MM-dd HH_mm_ss"}-${title}
OutputFileFormat=png
OutputFileReduceColors=False
OutputFileAutoReduceColors=False
OutputFileReduceColorsTo=256
OutputFileCopyPathToClipboard=True
OutputFileAsFullpath=C:\Users\EMPFAB\Desktop\dummy.png
OutputFileJpegQuality=80
OutputFilePromptQuality=False
OutputFileIncrementingNumber=1
OutputPrintPromptOptions=True
OutputPrintAllowRotate=False
OutputPrintAllowEnlarge=False
OutputPrintAllowShrink=True
OutputPrintCenter=True
OutputPrintInverted=False
OutputPrintGrayscale=False
OutputPrintMonochrome=False
OutputPrintMonochromeThreshold=127
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=
UpdateCheckInterval=1
LastUpdateCheck=
DisableSettings=False
DisableQuickSettings=False
DisableTrayicon=False
HideExpertSettings=False
ThumnailPreview=True
NoGDICaptureForProduct=intellij idea
NoDWMCaptureForProduct=citrix ica client
OptimizeForRDP=False
MinimizeWorkingSetSize=False
WindowCaptureRemoveCorners=True
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
WindowCornerCutShape=5,3,2,1,1
LeftClickAction=SHOW_CONTEXT_MENU
DoubleClickAction=OPEN_LAST_IN_EXPLORER
ZoomerEnabled=True
ZoomerOpacity=1
MaxMenuItemLength=25
MailApiTo=
MailApiCC=
MailApiBCC=
OptimizePNGCommand=
OptimizePNGCommandArguments="{0}"
LastSaveWithVersion=1.2.4.10
ProcessEXIFOrientation=True
LastCapturedRegion=406, 305, 952, 436
WebRequestTimeout=10
WebRequestReadWriteTimeout=100
IconSize=16, 16