gistfile1.txt

System.Reflection.TargetInvocationException: Exception has been thrown by the target of an invocation. ---> System.ArgumentException: Illegal characters in path.
   at System.IO.Path.CheckInvalidPathChars(String path, Boolean checkAdditional)
   at System.IO.FileStream.Init(String path, FileMode mode, FileAccess access, Int32 rights, Boolean useRights, FileShare share, Int32 bufferSize, FileOptions options, SECURITY_ATTRIBUTES secAttrs, String msgPath, Boolean bFromProxy, Boolean useLongPath, Boolean checkHost)
   at System.IO.FileStream..ctor(String path, FileMode mode, FileAccess access, FileShare share)
   at Mono.TextEditor.Utils.TextFileUtility.WriteText(String fileName, String text, Encoding encoding, Boolean hadBom)
   at MonoDevelop.SourceEditor.SourceEditorView.Save(String fileName, Encoding encoding)
   at MonoDevelop.Ide.Gui.Document.SaveAs(String filename)
   at MonoDevelop.Ide.Gui.Document.SaveAs()
   at MonoDevelop.Ide.Gui.ViewCommandHandlers.OnSaveFileAs()
   --- End of inner exception stack trace ---
   at System.RuntimeMethodHandle.InvokeMethod(Object target, Object[] arguments, Signature sig, Boolean constructor)
   at System.Reflection.RuntimeMethodInfo.UnsafeInvokeInternal(Object obj, Object[] parameters, Object[] arguments)
   at System.Reflection.RuntimeMethodInfo.Invoke(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture)
   at System.Reflection.MethodBase.Invoke(Object obj, Object[] parameters)
   at MonoDevelop.Components.Commands.CommandHandlerInfo.Run(Object cmdTarget, Command cmd)
   at MonoDevelop.Components.Commands.CommandManager.<>c__DisplayClassb.<DispatchCommand>b__2()
   at MonoDevelop.Components.Commands.CommandManager.DispatchCommand(Object commandId, Object dataItem, Object initialTarget, CommandSource source)