No anable wireless devices found.
and in Configure wireless i have this error for Interface Autodetect.
Unable to autodetect wireless interface.

Im SonyVaio VGN-SZ43GN user with this wireless information.
Wireless LAN
Integrated Wireless LAN IEEE 802.11a/b/g*7
Intel® PRO/Wireless 3945ABG Network Connection
Data rate: maximum 11Mbps (802.11b)/54 Mbps (802.11a/g) *8
Frequency: 5 GHz (802.11a), 2.4 GHz (802.11b/g)