--- a/python/ide.py	Mon Sep 16 21:51:17 2013 +0200
+++ b/python/ide.py	Thu Sep 26 21:14:25 2013 +0200
@@ -52,9 +52,11 @@
         for e in errorlist:
             item = QStandardItem(self.errorIcon, str(e.msg))
             item.setData(e)
-            irow = QStandardItem(str(e.loc.row))
+            row = str(e.loc.row) if e.loc else ''
+            irow = QStandardItem(row)
             irow.setData(e)
-            icol = QStandardItem(str(e.loc.col))
+            col = str(e.loc.col) if e.loc else ''
+            icol = QStandardItem(col)
             icol.setData(e)
             self.model.appendRow([item, irow, icol])
 
@@ -223,7 +225,8 @@
             self.restoreGeometry(self.settings.value('mainwindowgeometry'))
         if self.settings.contains('lastfiles'):
             lfs = self.settings.value('lastfiles')
-            self.to_open_files.extend(lfs)
+            if lfs:
+                self.to_open_files.extend(lfs)
 
     def showEvent(self, ev):
         super().showEvent(ev)