- 
    Type:
Bug
 - 
    Resolution: Not an Issue
 - 
    Priority:
  P4                     
     - 
    Affects Version/s: 7u6
 - 
    Component/s: javafx
 - 
    Environment:
2.2.0b08
 
                    Run attached code.
Click Button..
Content of tree view disappears.
I see output:
Callback for itemnull
Callback for itemnull
..
and so on 20 times.
null is always an argument of callback.
Click Button..
Content of tree view disappears.
I see output:
Callback for itemnull
Callback for itemnull
..
and so on 20 times.
null is always an argument of callback.