Azure Stack TP2 Error Step 60.120.124

1. used windows' account [azurestack\administrator] run script [installazurestackpoc.ps1]
2. used aad user account global administrator rights login in when running installazurestackpoc.ps1 script.
3. command below.
.\installazurestackpoc.ps1 -adminpassword $adminpass -aadadmincredential $aadcred -natipv4subnet 10.10.10.0/24 -natipv4address 10.10.10.3 -natipv4defaultgateway 10.10.10.1

stopped on step 60.120.124 always.

found [todo] comment in file [c:\clouddeployment\configuration\roles\fabric\aad\role.xml]
likes below:
------------------------------
  <publicinfo>
    <logs>
      <filelog location="$env:systemdrive\logs\"/>
    </logs>
    <!--todo: customer needs change match aad configuration -->
    <!--name corresponds domain name in old azure management portal, https://manage.windowsazure.com  -->
    <!--id corresponds https://login.microsoftonline.com/{id}/federationmetadata/2007-06/federationmetadata.xml -->
    <!--the above endpoint can found azure management portal -> directory -> app endpoints -->
    <!--note: should optional step once configure azure stack adfs -->
    <aadtenant>
      <name>[aaddirectorytenantname]</name>
      <id>[aaddirectorytenantid]</id>
      <subscriptionowner>[aadsubscriptionowner]</subscriptionowner>
      <uniquename>[aadsubscriptionowner]</uniquename>
    </aadtenant>
  </publicinfo>
------------------------------

should change value of <name>/<id>/<subscriptionowner> , <uniquename>?
idea?

log file say:
---------------------------
-<step endtimeutc="2016-10-13t06:48:26.7950891z" status="error" starttimeutc="2016-10-13t06:46:59.0905609z" description="configures azure stack azure ad." name="(katal) azure stack aad configuration." index="124">

-<task endtimeutc="2016-10-13t06:48:26.7950891z" status="error" starttimeutc="2016-10-13t06:46:59.0905609z" rolepath="cloud\fabric\aad" interfacetype="configure">
-<exception>
<message>function 'configureaad' in module 'roles\aad\aad.psd1' raised exception: user_realm_discovery_failed: user realm discovery failed @ <scriptblock>, <no file>: line 280</message>
<stacktrace> @ cloudengine.actions.powershellhost.invoke(interfaceparameters parameters, object legacyconfigurationobject, cancellationtoken token) @ cloudengine.actions.interfacetask.invoke(configuration roleconfiguration, object legacyconfigurationobject, multilevelindexrange indexrange, cancellationtoken token)</stacktrace>
<raw>cloudengine.actions.interfaceinvocationfailedexception: function 'configureaad' in module 'roles\aad\aad.psd1' raised exception: user_realm_discovery_failed: user realm discovery failed @ <scriptblock>, <no file>: line 280 @ cloudengine.actions.powershellhost.invoke(interfaceparameters parameters, object legacyconfigurationobject, cancellationtoken token) @ cloudengine.actions.interfacetask.invoke(configuration roleconfiguration, object legacyconfigurationobject, multilevelindexrange indexrange, cancellationtoken token)</raw>
</exception>
</task>
</step>
---------------------------

this issue has been solved.
in case, had never set value of environmentdns parameter.
installation completed when added environmentdns.
command below...
hope can someone.

------------------------------------------------------------------

$adminpass = convertto-securestring "xxxxxx" -asplaintext -force $aadpass = convertto-securestring "aaaaaa" -asplaintext -force $aadcred = new-object system.management.automation.pscredential ("zzzzzzz@xxxxxxx.onmicrosoft.com", $aadpass)  .\installazurestackpoc.ps1 -adminpassword $adminpass -aadadmincredential $aadcred -natipv4subnet xxx.xxx.xxx.xxx/xx -natipv4address xxx.xxx.xxx.xxx -natipv4defaultgateway xxx.xxx.xxx.xxx -environmentdns xxx.xxx.xxx.xxx

Microsoft Azure  ,  Development  >  Azure Stack