The following minimized code sample throws java.lang.ExceptionInInitializerError 
on   JDK7 b64, b65
Platform - Windows

------------------------------------------------------------------------------
public class Test {
    public static void main(String[] args) {
        javax.swing.filechooser.FileSystemView.getFileSystemView().getRoots();
    }
}
------------------------------------------------------------------------------


Exception in thread "main" java.lang.ExceptionInInitializerError
        at javax.swing.filechooser.FileSystemView.getRoots(FileSystemView.java:385)
        at Test.main(Test.java:3)
Caused by: java.lang.ClassCastException: java.lang.Class cannot be cast to java.lang.String
        at sun.awt.shell.ShellFolder.<clinit>(ShellFolder.java:205)
        ... 2 more

PLEASE NOTE that failure is not reproducible on JDK7b66

Lots of JCK tests fail due to this problem, see comments for detailed list.