From 0774dfe86aba8fbbe4a9df7f6a2baeb1b6c9700d Mon Sep 17 00:00:00 2001
From: David Christ <david.christ@uni-trier.de>
Date: Tue, 26 Mar 2013 12:21:37 +0100
Subject: [PATCH] Update described in Issue #59

---
 install.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/install.js b/install.js
index be5a3d427..893daaf90 100644
--- a/install.js
+++ b/install.js
@@ -71,7 +71,7 @@ async.series([
     function checkPython2Exists(callback) {
         exec('which python2',
           function (error) {
-            if (error !== null) {
+            if (!error) {
                 pythonExecutable = 'python2';
                 callback();
                 return;