--- AddFiles.py	2012-07-26 00:04:56.763534042 +0700
+++ patched/AddFiles.py	2012-07-26 00:06:16.973330825 +0700
@@ -43,7 +43,7 @@ class frmAddFiles(SimpleGtkBuilderApp):
 		
 		#open the last used folder
 		default_folder = preferences.Settings.app_state["import_folder"]
-		if default_folder != "None":
+		if default_folder != None:
 			self.frmAddFiles.set_current_folder(preferences.Settings.app_state["import_folder"])
 		
 		self.frmAddFiles.show_all()