You could try using the 4.13.0 beta...see if that's any different. You can get it from the normal download page or if you're using Pro, from your personal download page.

Or, you could try the Java 1.6 but you might have to remove all other Java versions from your computer for that one to work
http://java.sun.com/javase/downloads/index.jsp

Or...try using the 'other' installer
Installing using the 'other' installer