[Android Q&A, Help & Troubleshooting] Take sky:
device name : KTTech TAKE1(ev-s100)

installed ROM information : CM7

Q : umm. logcat appear that way of wifi is not searching and soon died

this is logcat

D/SHOW_CM ( 455): ------------WEXT_ScanRequest

I/dun_service( 108): The value returned from dun_getusbmodemstate_fromsys is 2

W/InputManagerService( 151): Window already focused, ignoring focus gain of: com.android.internal.view.IInputMethodClient$Stub$Proxy@40862658

D/SHOW_CM ( 455): OFFTIMER:300:1355409929,33

I/wpa_supplicant( 455): CTRL-EVENT-SCAN-RESULTS Ready

D/SHOW_CM ( 455): USIM is not initialized or not found

D/SHOW_CM ( 455): USIM is not initialized or not found

D/SHOW_CM ( 455): USIM is not initialized or not found

D/SHOW_CM ( 455): USIM is not initialized or not found

D/SHOW_CM ( 455): USIM is not initialized or not found

D/SHOW_CM ( 455): USIM is not initialized or not found

D/SHOW_CM ( 455): USIM is not initialized or not found

D/SHOW_CM ( 455): USIM is not initialized or not found

D/SHOW_CM ( 455): USIM is not initialized or not found

D/SHOW_CM ( 455): USIM is not initialized or not found

D/SHOW_CM ( 455): USIM is not initialized or not found

D/SHOW_CM ( 455): USIM is not initialized or not found

D/SHOW_CM ( 455): USIM is not initialized or not found

D/SHOW_CM ( 455): USIM is not initialized or not found

D/SHOW_CM ( 455): USIM is not initialized or not found

D/SHOW_CM ( 455): USIM is not initialized or not found

D/SHOW_CM ( 455): USIM is not initialized or not found

D/SHOW_CM ( 455): USIM is not initialized or not found

D/SHOW_CM ( 455): USIM is not initialized or not found

D/SHOW_CM ( 455): USIM is not initialized or not found

D/SHOW_CM ( 455): USIM is not initialized or not found

D/SHOW_CM ( 455): ScanTest:1,33

D/SHOW_CM ( 455): AutoConn Mode is enabled, so do not for default autoconnection

D/SHOW_CM ( 455): SCAN_SEL:-1,0,0,2

D/SHOW_CM ( 455): Scan req disabled for AutoConn:1

V/WifiStateTracker( 151): Supplicant died unexpectedly < because wpa_supplicant is died?

D/WifiStateTracker( 151): Reset connections and stopping DHCP <i don't know but finally died...

W/InputManagerService( 151): Window already focused, ignoring focus gain of: com.android.internal.view.IInputMethodClient$Stub$Proxy@40866078

D/wifi ( 151): wifi doCommand: ret=-1

D/WifiStateTracker( 151): Disabling interface <this part is

D/WifiStateTracker( 151): Reset connections and stopping DHCP <part of dying wifi i think.

D/Tethering( 151): MasterInitialState.processMessage what=3

I/wpa_supplicant( 455): CTRL-EVENT-TERMINATING - signal 15 received

D/SettingsAppWidgetProvider( 263): Widget is from a previous version... Let's update

D/SettingsAppWidgetProvider( 263): No instances yet... Wait for at least one instance to exist before adding global settings

D/CMStats ( 327): CONNECTIVITY_ACTION: noConnectivity = true

D/SHOW_CM ( 455): State: SCANNING -> DISCONNECTED

I/wpa_supplicant( 455): CTRL-EVENT-STATE-CHANGE id=-1 state=0

D/WifiStateTracker( 151): Disabling interface

I/dun_service( 108): The value returned from dun_getusbmodemstate_fromsys is 2

W/Tethering( 151): attempting to remove unknown iface (wlan0), ignoring

i think that iwlan and wifi connection is not relative, so iwlan not ported /system.

anyway, main question is wifi fix.

thank you.

and i was not good at the question, Because was unskillful in English.