Issue on script startup

[RupertB-ES]

Got this trace on starting a pattern - its worked ok up to now and I hadn't changed it at all

C:\zc95>python pattern_gui.py --ip 192.168.1.154 --index 3 Connecting Connection opened Didn't get any message, expected PatternDetail (msgId = 2) Traceback (most recent call last): File "C:\zc95\pattern_gui.py", line 220, in gui = ZcPatternGui(root, pattern, zc_messages, rcv_queue, args.debug) File "C:\zc95\pattern_gui.py", line 24, in init self.InitDisplay(self.root) File "C:\zc95\pattern_gui.py", line 76, in InitDisplay self.DrawPatternFrame(root, row=0, col=0) File "C:\zc95\pattern_gui.py", line 92, in DrawPatternFrame Label(pattern_frame, text=pattern["Name"], font='Helvetica 18 bold').grid(row=0, column=0, padx=5, pady=5) TypeError: 'NoneType' object is not subscriptable