wlan connection not getting in pandaboard

[midhunlohi]

hiiiiiiii,
i am using pandaboard omap4.here i have built the android file system..android is booted up correctly.the i tried to load the wlan driver .it succeded.and i tried scanning.scanning resulted many wifi connections.and when i try to connect to specific one connection it shows coonection lost

../Connection> Bssid_list, Connect, Disassociate, Status, Full_bssid_list, wPs/
c
ADDRCONF(NETDEV_CHANGE): tiwlan0: link becomes ready
TIWLAN: 1604.389426: conn , CONSOLE:-------------------------
TIWLAN: 1604.398032: conn , CONSOLE: CONN LOST
TIWLAN: 1604.406576: conn , CONSOLE:-------------------------
TIWLAN: 1604.415151: -------------------------------------
TIWLAN: 1604.420613: CONN LOST
TIWLAN: 1604.426076: -------------------------------------
pls replyyyyyyyyyy