[jira] [Created] (AMBARI-22973) 'Assign Slaves & Clients' page is empty when 3 or more services selected while adding multiple services

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

Andrii Tkach created AMBARI-22973:
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             Summary: 'Assign Slaves & Clients' page is empty when 3 or more services selected while adding multiple services
                 Key: AMBARI-22973
                 URL: https://issues.apache.org/jira/browse/AMBARI-22973
             Project: Ambari
          Issue Type: Bug
          Components: ambari-web
    Affects Versions: 2.7.0
            Reporter: Andrii Tkach
            Assignee: Andrii Tkach
             Fix For: 2.7.0


STR: 
# In the above cluster, click add service
# Select the remaining services to be added (Pig, Knox, Logsearch, RangerKMS, Zeppelin) and click Next
# Accept Defaults and Select Next on Assign Masters page

In the Assign Slaves and Clients page, there is an empty page.

Adding services individually does not hit this issue.

There are some error logs in the console: 
{code}
Uncaught TypeError: Cannot read property 'get' of undefined
at app.js:38709
at Array.forEach (<anonymous>)
at app.js:38707
at Class.forEach (vendor.js:18038)
at app.js:38706
at Array.forEach (<anonymous>)
at Class.enableCheckboxesForDependentComponents (app.js:38705)
at Class.renderSlaves (app.js:38671)
at Class.render (app.js:38646)
at Class.loadStep (app.js:38569)
{code}

Calls to server made during while navigating to Assign Slaves and Clients page



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