Uncaught TypeError: Cannot read property 'notifications' of undefined
    at child.updateTabbar (client-topbar.js?bc455bd9:148)
    at child.updateLayout (client.js?a4b4268e:1669)
    at child.resize (client.js?a4b4268e:1390)
    at e (lodash.core.js?e9be4c2d:12)
    at dispatch (jquery-2.1.4.min.js:3)
    at r.handle (jquery-2.1.4.min.js:3)