[jira] [Created] (AMBARI-20478) Unable to load UI after enabling some experimental features

["Andrii Babiichuk (JIRA)" <ji...@apache.org>]

Andrii Babiichuk created AMBARI-20478:
-----------------------------------------

             Summary: Unable to load UI after enabling some experimental features
                 Key: AMBARI-20478
                 URL: https://issues.apache.org/jira/browse/AMBARI-20478
             Project: Ambari
          Issue Type: Bug
          Components: ambari-web
    Affects Versions: 2.5.0
            Reporter: Andrii Babiichuk
            Assignee: Andrii Babiichuk
            Priority: Critical
             Fix For: 3.0.0


*STR*
# Go to Experimantal features page.
# Change some settings.
# Refresh page or log out and log back in.

*Result*
UI is not loading.
JS error is thrown:
{code}
Uncaught Error: assertion failed: Must use Ember.set() to access this property
    at Object.Ember.assert (vendor.js:12048)
    at Object.set [as createAlerts] (vendor.js:14450)
    at Function.jQuery.extend.jQuery.fn.extend (vendor.js:476)
    at Class.getUserPrefSuccessCallback (app.js:939)
    at Class.newFunc [as getUserPrefSuccessCallback] (vendor.js:12954)
    at Class.opt.success (app.js:166233)
    at fire (vendor.js:1141)
    at Object.fireWith [as resolveWith] (vendor.js:1252)
    at done (vendor.js:8178)
    at XMLHttpRequest.callback (vendor.js:8702)
{code}



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