Created attachment 1163084 [details] screenshot Description of problem: Can't add new cluster to the latest 4.0 ovirt. A Uncaught exception occurred. Please try reloading the page. Details: Exception caught: (TypeError) __gwt$exception: <skipped>: Cannot read property 'k' of undefined Please have your administrator check the UI logs Version-Release number of selected component (if applicable): 4.1.0-0.0.master.20160529171307.git359707b.el7.centos How reproducible: 100 Steps to Reproduce: 1. Create new DC 2. Create new cluster Actual results: Cluster wasn't created, an UI exception is displayed. Expected results: Should work as expected.