Find it here:
http://www.theguardian.com/crossword/print/0,,-29096,00.html?answers=1
or go to the genius, ask for the print version, get told it's unavailable and then add any number(s) to the address line, go there and it should appear.
Can anyone see the Java version and confirm there are no black squares in it? - because there are none in the print version. Is it a skeleton or a misprint?