diff --git a/robots/little_john/telemetry/code/monitor/graph_plotter_rewrite.py b/robots/little_john/telemetry/code/monitor/graph_plotter_rewrite.py
index 351f130..4fd3646 100755
--- a/robots/little_john/telemetry/code/monitor/graph_plotter_rewrite.py
+++ b/robots/little_john/telemetry/code/monitor/graph_plotter_rewrite.py
@@ -26,10 +26,14 @@ logging.info("Logging system active")
 datafeed = selectserial()
 
 if type(datafeed) is str:
-    easygui.msgbox("Failed to open serial port:\n" + datafeed, "Fatal error")
+    message = "Failed to open serial port:\n" + datafeed
+    easygui.msgbox(message, "Fatal error")
+    logging.critical(message)
     sys.exit()
 elif datafeed == None:
-    easygui.msgbox("Failed to open serial port for unknown reason!", "Fatal error")
+    message = "Failed to open serial port for unknown reason!"
+    easygui.msgbox(message, "Fatal error")
+    logging.critical(message)
     sys.exit()
 
 if platform.system()=='Windows':        #easier than passing vars
--
libgit2 0.21.2