Merge branch 'issue1176' into develop

NEWS

@@ -17,6 +17,7 @@ Bugs corrected:
     * Crash in the Wifi plugin on my Laptop #1151
     * Failed to connect to bus: No such file or directory #1156
     * glances_plugin.py has a problem with specific docker output #1160
+    * Key error 'address' in the IP plugin #1176 
 
 Backward-incompatible changes:
 

glances/plugins/glances_ip.py

@@ -130,8 +130,9 @@ class Plugin(GlancesPlugin):
         ret.append(self.curse_add_line(msg))
         msg = 'IP '
         ret.append(self.curse_add_line(msg, 'TITLE'))
-        msg = '{}'.format(self.stats['address'])
-        ret.append(self.curse_add_line(msg))
+        if 'address' in self.stats:
+            msg = '{}'.format(self.stats['address'])
+            ret.append(self.curse_add_line(msg))
         if 'mask_cidr' in self.stats:
             # VPN with no internet access (issue #842)
             msg = '/{}'.format(self.stats['mask_cidr'])