Description of problem:

I am not able to create a vm from the UI due to:


Mon May 11 15:32:21 GMT+200 2015 com.google.gwt.logging.client.LogConfiguration
SEVERE: (TypeError) 
 __gwt$exception: <skipped>: Y9(...) is nullcom.google.gwt.core.client.JavaScriptException: (TypeError) 
 __gwt$exception: <skipped>: Y9(...) is null
	at Unknown.wmn(Unknown Source)
	at Unknown.ymn(Unknown Source)
	at Unknown.kmn(Unknown Source)
	at Unknown.Mln(Unknown Source)
	at Unknown.Mln(Unknown Source)
	at Unknown.Mln(Unknown Source)


Version-Release number of selected component (if applicable):


How reproducible:
I see it failing every time.


Steps to Reproduce:
1. Build engine from latest master.
2. Open vm create dialog
3. Click OK to create vm

Actual results:


Expected results:


Additional info: