--- a/Toolbox/Startup.py Sat Oct 29 16:22:35 2016 +0200
+++ b/Toolbox/Startup.py Sat Oct 29 19:28:04 2016 +0200
@@ -240,6 +240,9 @@
# qscintilla needed for web browser
w = mwFactory(argv)
+ if w is None:
+ return 100
+
if quitOnLastWindowClosed:
app.lastWindowClosed.connect(app.quit)
w.show()