From efbec30db933faddd12c1796d2b05f38c20c8135 Mon Sep 17 00:00:00 2001
From: Maxime Beauchemin <maximebeauchemin@gmail.com>
Date: Thu, 23 Feb 2017 23:57:38 -0800
Subject: [PATCH] [bugfix] css editor dooesn't pop up

---
 superset/assets/javascripts/dashboard/components/CssEditor.jsx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/superset/assets/javascripts/dashboard/components/CssEditor.jsx b/superset/assets/javascripts/dashboard/components/CssEditor.jsx
index e65a4dbd1663c..5009d1b5732c0 100644
--- a/superset/assets/javascripts/dashboard/components/CssEditor.jsx
+++ b/superset/assets/javascripts/dashboard/components/CssEditor.jsx
@@ -94,7 +94,7 @@ class CssEditor extends React.PureComponent {
                   width="100%"
                   editorProps={{ $blockScrolling: true }}
                   enableLiveAutocompletion
-                  value={this.state.css}
+                  value={this.state.css || ''}
                 />
               </div>
             </div>