prevent a javascript error when the registry is not accesible #561

diff --git a/web/dashboard.js b/web/dashboard.js
index 18fd5b0fd6490a427b34da84e48f3e433bbd9ae4..f0bc53ad551c4815163e1ecedd459bf5b7934596 100644 (file)
--- a/web/dashboard.js
+++ b/web/dashboard.js
@@ -5649,7 +5649,7 @@
                                                NETDATA.registry.access(max_redirects - 1, callback);
                                        }
                                        else {
-                                               if(typeof data.person_guid === 'string')
+                                               if(data !== null && typeof data.person_guid === 'string')
                                                        NETDATA.registry.person_guid = data.person_guid;
 
                                                if(typeof callback === 'function')
@@ -5688,7 +5688,7 @@
                                                callback(null);
                                });
                },
-               
+
                switch: function(new_person_guid, callback) {
                        // impersonate
                        $.ajax({