On a setup with BMSs , Monitor>Networking>Instances not showing up

R2.1 Build 6 Ubuntu multi-node setup

Have a setup with 2 BMS interfaces configured.
It is seen that Monitor>Networking>Instances do not show up at all.
Biswajit is aware of this

Client side Console error :

contrail-all-4.js:12590 Uncaught TypeError: Cannot read property 'split' of undefined
contrail-all-7.js:12811 Uncaught TypeError: Cannot read property 'getStrokeBBox' of undefined
contrail-all-4.js:2804 Uncaught TypeError: Cannot read property 'style' of null
contrail-all-4.js:3032 Uncaught TypeError: Cannot read property 'lastChild' of null
https://nodec22:8143/#p=mon_net_instances&q[fqName]=&q[view]=list&q[type]=instance&q[source]=uve&q[context]= Failed to load resource: net::ERR_CACHE_MISS
contrail-all-4.js?built_at=1421509568:12590 Uncaught TypeError: Cannot read property 'split' of undefinedcontrail-all-4.js?built_at=1421509568:12590 v6.Address.parse4in6contrail-all-4.js?built_at=1421509568:12622 v6.Address.parsecontrail-all-4.js?built_at=1421509568:11996 v6.Addresscontrail-all-5.js?built_at=1421509568:9233 isIPv6tenant_monitor_utils.js?built_at=1421509568:1935 (anonymous function)contrail-all-1.js?built_at=1421509568:2 v.extend.eachtenant_monitor_utils.js?built_at=1421509568:1933 formatIPArrtenant_monitor_utils.js?built_at=1421509568:130 columns.formattercontrail-all-4.js?built_at=1421509568:2764 appendCellHtmlcontrail-all-4.js?built_at=1421509568:2733 appendRowHtmlcontrail-all-4.js?built_at=1421509568:3193 renderRowscontrail-all-4.js?built_at=1421509568:3249 rendercontrail-all-4.js?built_at=1421509568:2913 resizeCanvascontrail-all-4.js?built_at=1421509568:2975 updateRowCountcontrail-all-4.js?built_at=1421509568:2909 resizeCanvascontrail-all-4.js?built_at=1421509568:1592 finishInitializationcontrail-all-4.js?built_at=1421509568:1559 initcontrail-all-4.js?built_at=1421509568:4716 SlickGridcontrail-all-5.js?built_at=1421509568:799 initContrailGridcontrail-all-5.js?built_at=1421509568:728 $.fn.contrailGridcontrail-all-5.js?built_at=1421509568:5223 $.extend.initGridcontrail-all-5.js?built_at=1421509568:5302 $.extend.initListTemplatetenant_monitor_utils.js?built_at=1421509568:348 ObjectListView.loadtenant_monitor_utils.js?built_at=1421509568:478 updateViewByHashtenant_monitor_utils.js?built_at=1421509568:488 loadcontrail-all-5.js?built_at=1421509568:6125 (anonymous function)contrail-all-1.js?built_at=1421509568:2 v.extend.eachcontrail-all-5.js?built_at=1421509568:6122 (anonymous function)contrail-all-1.js?built_at=1421509568:2 lcontrail-all-1.js?built_at=1421509568:2 c.fireWithcontrail-all-1.js?built_at=1421509568:2 c.firecontrail-all-5.js?built_at=1421509568:6097 (anonymous function)contrail-all-1.js?built_at=1421509568:2 lcontrail-all-1.js?built_at=1421509568:2 c.fireWithcontrail-all-1.js?built_at=1421509568:2 (anonymous function)contrail-all-1.js?built_at=1421509568:2 lcontrail-all-1.js?built_at=1421509568:2 c.fireWithcontrail-all-1.js?built_at=1421509568:2 Tcontrail-all-1.js?built_at=1421509568:2 n.onload.n.onreadystatechange