From 1cf50e5fcd81e279e77eec4d8f59a2bd94795830 Mon Sep 17 00:00:00 2001
From: shortcutme <tamas@zeronet.io>
Date: Wed, 29 Aug 2018 19:52:24 +0200
Subject: [PATCH] Fix chart collection when there is no site

---
 plugins/Chart/ChartCollector.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/plugins/Chart/ChartCollector.py b/plugins/Chart/ChartCollector.py
index d3096975..471c4b91 100644
--- a/plugins/Chart/ChartCollector.py
+++ b/plugins/Chart/ChartCollector.py
@@ -27,6 +27,8 @@ class ChartCollector(object):
         collectors = {}
         file_server = sys.modules["main"].file_server
         sites = file_server.sites
+        if not sites:
+            return collectors
         content_db = sites.values()[0].content_manager.contents.db
 
         # Connection stats