diff --git a/gui/Gui/Mainwindow.py b/gui/Gui/Mainwindow.py
index 82357c9..4b73c87 100644
--- a/gui/Gui/Mainwindow.py
+++ b/gui/Gui/Mainwindow.py
@@ -34,7 +34,7 @@ class MainWindow(wx.Frame):
         self.opts = opts
         self.args = args
 
-        self.dirname = '.'
+        self.dirname = os.path.abspath('.')
 
         self.filename = 'noname.spdl'
         self.load = False
@@ -265,7 +265,6 @@ class SettingsWindow(wx.Panel):
 
         self.win = daddy
 
-
         # Bound on the number of runs
         self.maxruns = int(Preference.get('maxruns','5'))
         r1 = wx.StaticText(self,-1,"Maximum number of runs (0 disables bound)")
diff --git a/gui/Gui/Scytherthread.py b/gui/Gui/Scytherthread.py
index 3b2eef6..65895b0 100644
--- a/gui/Gui/Scytherthread.py
+++ b/gui/Gui/Scytherthread.py
@@ -426,20 +426,23 @@ class ScytherRun(object):
                 self.resultwin = resultwin = ResultWindow(self,mainwin,title)
 
                 def attackDone(attack,total,done):
-                    if done < total:
-                        txt = "Generating attack graphs (%i of %i done)." % (done,total)
-                    else:
-                        txt = "Done."
-                    resultwin.SetStatusText(txt)
-                    resultwin.Refresh()
+                    if resultwin:
+                        if done < total:
+                            txt = "Generating attack graphs (%i of %i done)." % (done,total)
+                        else:
+                            txt = "Done."
+                        resultwin.SetStatusText(txt)
+                        resultwin.Refresh()
 
                 def claimDone(claim):
-                    if claim.button and len(claim.attacks) > 0:
-                        claim.button.Enable()
-                        #resultwin.Refresh()
+                    if resultwin:
+                        if claim.button and len(claim.attacks) > 0:
+                            claim.button.Enable()
+                            #resultwin.Refresh()
 
                 def allDone():
-                    resultwin.SetCursor(wx.StockCursor(wx.CURSOR_ARROW))
+                    if resultwin:
+                        resultwin.SetCursor(wx.StockCursor(wx.CURSOR_ARROW))
 
                 resultwin.Center()
                 resultwin.Show(True)