Trying to upgrade wifi shield firmware

and im getting this annoying java error. Latest flipchip installation, latest 32 and 64bit java too.

C:\Program Files (x86)\Atmel\Flip 3.4.7\bin>batchisp.exe -device AT32UC3A1256 -h
ardware usb -operation erase f memory flash blankcheck loadbuffer /Arduino/hardw
are/arduino/firmware/wifishield/binary/wifi_dnld.elf program verify start reset
0
Exception in thread "main" java.lang.NoClassDefFoundError: com/atmel/flip/Flip
Caused by: java.lang.ClassNotFoundException: com.atmel.flip.Flip
        at java.net.URLClassLoader$1.run(Unknown Source)
        at java.net.URLClassLoader$1.run(Unknown Source)
        at java.security.AccessController.doPrivileged(Native Method)
        at java.net.URLClassLoader.findClass(Unknown Source)
        at java.lang.ClassLoader.loadClass(Unknown Source)
        at sun.misc.Launcher$AppClassLoader.loadClass(Unknown Source)
        at java.lang.ClassLoader.loadClass(Unknown Source)
ISP done.