From 480f0aef6fa886e254f20cb689d6a330bc0d56af Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Gina=20H=C3=A4u=C3=9Fge?= <osd@foosel.net>
Date: Mon, 3 Jun 2013 22:32:23 +0200
Subject: [PATCH] M20 on startup

---
 octoprint/util/comm.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/octoprint/util/comm.py b/octoprint/util/comm.py
index 95a934f..12cf58c 100644
--- a/octoprint/util/comm.py
+++ b/octoprint/util/comm.py
@@ -1055,7 +1055,7 @@ class MachineCom(object):
 		self.refreshSdFiles()
 
 	def refreshSdFiles(self):
-		if not self.isOperational() or self.isBusy():
+		if self.isBusy():
 			return
 		self.sendCommand("M20")