From e917b699a9747d557a4f8ad1dd73661573a8d9a8 Mon Sep 17 00:00:00 2001
From: Stefano Mazzucco <stefano@curso.re>
Date: Wed, 14 Jun 2017 22:35:16 +0100
Subject: [PATCH] Check that the services array is not nil before indexing it

This may happen when e.g. the connman service is restarted.
---
 connman_widget.lua | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/connman_widget.lua b/connman_widget.lua
index 097e447..d31e801 100644
--- a/connman_widget.lua
+++ b/connman_widget.lua
@@ -229,7 +229,12 @@ cdbus.connect_signal(
       -- "addded" should be a list of {object_path, properties_table} pairs,
       -- but the Awesome API returns nil instead of an object_path
       -- so we're forced to update all the services.
-      current_service = connman:GetServices()[1]
+      local services = connman:GetServices()
+      if services then
+        current_service = services[1]
+      else
+        current_service = nil
+      end
       widget:update()
     elseif info.member == "PropertyChanged" then
       local name, value = unpack({...})