The test/closed/java/awt/ScrollPane/RemoveChild/ScrollPaneRemoveAdd.html fails sometimes. Appr. once per 5 times.

I'm using JDK7 ~b58 on Fedora9 linux.
Here is the output:
<dav@awt-linux-03(pts/1).372> .../jdk/build/linux-i586/bin/appletviewer ScrollPaneRemoveAdd.html
java.lang.RuntimeException: ScrollPane doesn't handle correctly add after remove
        at ScrollPaneRemoveAdd.start(ScrollPaneRemoveAdd.java:90)
        at sun.applet.AppletPanel.run(AppletPanel.java:474)
        at java.lang.Thread.run(Thread.java:717