Can't install MOD (Uberoid 12 beta2) already rooted device by z4root

[miloboy05]

My device details are:
Model number WonderMedia WM8650
Android version 2.2
kernel number 2.6.32.9-default
build number generic-eng2.2 Froyo Ver1.5.3-20110819.062300

that the only information I know and seen from the package that I bought