Cannot save changes to ZooKeeper configuration

Stop service and modify:
Ticks to allow for sync at Runtime
Ticks to allow for sync at Init
Click on Save and apply changes.
Nothing happens. Check the ZK server config and parameters are unchanged

JS Console on Save and Apply
Uncaught Error: assertion failed: Must use Ember.set() to access this property vendor.js:1689
Ember.assert vendor.js:1689
o_defineProperty.set vendor.js:4091
(anonymous function) app.js:5554
(anonymous function) app.js:5553
App.MainServiceInfoConfigsController.Em.Controller.extend.getGlobConfigValue app.js:5537
(anonymous function) app.js:5504
App.MainServiceInfoConfigsController.Em.Controller.extend.loadUiSideConfigs app.js:5503
App.MainServiceInfoConfigsController.Em.Controller.extend.saveSiteConfigs app.js:5496
App.MainServiceInfoConfigsController.Em.Controller.extend.saveServiceConfigProperties app.js:5437
App.MainServiceInfoConfigsController.Em.Controller.extend.restartServicePopup app.js:5348
ActionHelper.registeredActions.(anonymous function).handler vendor.js:21104
(anonymous function) vendor.js:12896
f.event.dispatch vendor.js:92
h.handle.i