From 7ce77851184fa01d21363a3c603e41b5b46ea24f Mon Sep 17 00:00:00 2001
From: Xavier Morel <xmo@openerp.com>
Date: Fri, 31 Aug 2012 12:32:55 +0200
Subject: [PATCH] [IMP] avoid potential error when specifying duplicated fields
 in read

Can't reproduce on my browser/machine, may be config-specific, but doesn't really hurt either way

bzr revid: xmo@openerp.com-20120831103255-2l4f2zhngl0c0k82
---
 addons/web_graph/static/src/js/graph.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/addons/web_graph/static/src/js/graph.js b/addons/web_graph/static/src/js/graph.js
index b7b6063189f..7396d46af10 100644
--- a/addons/web_graph/static/src/js/graph.js
+++ b/addons/web_graph/static/src/js/graph.js
@@ -70,7 +70,7 @@ openerp.web_graph.GraphView = openerp.web.View.extend({
         if (this.group_field) {
             fs.push(this.group_field);
         }
-        return fs;
+        return _.uniq(fs);
     },
     on_loaded: function() {
         this.chart = this.fields_view.arch.attrs.type || 'pie';