[Galaxy S II Q&A, Help & Troubleshooting] ChewyLV:
Here is CatLog when i start WiFi

01-01 21:54:56.265 E/WifiSettingButton(2936): activate()
01-01 21:54:56.265 E/AudioPolicyManager(2589): getParamFromPolicy
01-01 21:54:56.265 E/AudioPolicyManager(2589): getSituationVolume
01-01 21:54:56.270 E/yamaha::media::Parameters(2589): SalesCode = XEU
01-01 21:54:56.280 E/WifiHW (2809): Cannot open "/data/.cid.info": No such file or directory
01-01 21:54:56.305 E/WifiSettingButton(2936): onReceive()-S:2
01-01 21:54:58.500 E/lights (2809): write_int: path /sys/devices/virtual/misc/melfas_touchkey/brightness, value 2
01-01 21:55:00.769 E/WifiHW (2809): wifi_start_supplicant: pi->serial=117440514, serial=0
01-01 21:55:00.795 E/WifiHW (2809): wifi_connect_to_supplicant:IFACE_DIR(/data/misc/wifi), iface(eth0), ifname(/data/misc/wifi/eth0)
01-01 21:55:00.795 E/WifiHW (2809): wifi_connect_to_supplicant: ifname(/data/misc/wifi/eth0)
01-01 21:55:00.950 E/WifiSettingButton(2936): onReceive()-S:3
01-01 21:55:00.970 E/wpa_supplicant(6703): ioctl[SIOCGIFFLAGS]
01-01 21:55:00.995 E/WifiHW (2809): wifi_connect_to_supplicant:ctrl_conn is NULL!!
01-01 21:55:00.995 E/wpa_supplicant(6703): ioctl[SIOCGIFFLAGS]
01-01 21:55:01.020 E/wpa_supplicant(6703): ioctl[SIOCGIFFLAGS]
01-01 21:55:01.045 E/wpa_supplicant(6703): ioctl[SIOCGIFFLAGS]
01-01 21:55:01.055 E/wpa_supplicant(6703): ioctl[SIOCGIFFLAGS]
01-01 21:55:01.080 E/wpa_supplicant(6703): ioctl[SIOCGIFFLAGS]
01-01 21:55:01.080 E/wpa_supplicant(6703): ioctl[SIOCGIFFLAGS]
01-01 21:55:01.080 E/wpa_supplicant(6703): ioctl[SIOCGIFFLAGS]
01-01 21:55:01.080 E/wpa_supplicant(6703): ioctl[SIOCGIFFLAGS]
01-01 21:55:01.085 E/wpa_supplicant(6703): ioctl[SIOCGIFFLAGS]
01-01 21:55:01.095 E/WifiHW (2809): wifi_connect_to_supplicant:ctrl_conn is NULL!!
01-01 21:55:01.125 E/wpa_supplicant(6703): ioctl[SIOCSIWPMKSA]
01-01 21:55:01.135 E/wpa_supplicant(6703): ioctl[SIOCSIWMODE]
01-01 21:55:01.140 E/wpa_supplicant(6703): ioctl[SIOCGIRANGE]
01-01 21:55:01.155 E/wpa_supplicant(6703): ioctl[SIOCGIWMODE]
01-01 21:55:01.165 E/wpa_supplicant(6703): ioctl[SIOCSIWAP]
01-01 21:55:01.185 E/wpa_supplicant(6703): ioctl[SIOCSIWENCODEEXT]
01-01 21:55:01.185 E/wpa_supplicant(6703): ioctl[SIOCSIWENCODE]
01-01 21:55:01.185 E/wpa_supplicant(6703): ioctl[SIOCSIWENCODEEXT]
01-01 21:55:01.185 E/wpa_supplicant(6703): ioctl[SIOCSIWENCODE]
01-01 21:55:01.185 E/wpa_supplicant(6703): ioctl[SIOCSIWENCODEEXT]
01-01 21:55:01.185 E/wpa_supplicant(6703): ioctl[SIOCSIWENCODE]
01-01 21:55:01.185 E/wpa_supplicant(6703): ioctl[SIOCSIWENCODEEXT]
01-01 21:55:01.185 E/wpa_supplicant(6703): ioctl[SIOCSIWENCODE]
01-01 21:55:01.185 E/wpa_supplicant(6703): Failed to disable WPA in the driver.
01-01 21:55:01.185 E/wpa_supplicant(6703): ioctl[SIOCGIWMODE]
01-01 21:55:01.185 E/wpa_supplicant(6703): ioctl[SIOCSIWAP]
01-01 21:55:01.185 E/wpa_supplicant(6703): ioctl[SIOCGIFFLAGS]
01-01 21:55:01.205 E/WifiHW (2809): wifi_connect_to_supplicant:ctrl_conn is NULL!!
01-01 21:55:01.310 E/WifiHW (2809): wifi_connect_to_supplicant:ctrl_conn is NULL!!
01-01 21:55:01.410 E/WifiHW (2809): wifi_connect_to_supplicant:ctrl_conn is NULL!!
01-01 21:55:01.510 E/WifiHW (2809): wifi_connect_to_supplicant:ctrl_conn is NULL!!
01-01 21:55:01.610 E/WifiHW (2809): wifi_connect_to_supplicant:ctrl_conn is NULL!!
01-01 21:55:01.710 E/WifiHW (2809): wifi_connect_to_supplicant:ctrl_conn is NULL!!
01-01 21:55:01.810 E/WifiHW (2809): wifi_connect_to_supplicant:ctrl_conn is NULL!!
01-01 21:55:01.910 E/WifiHW (2809): wifi_connect_to_supplicant:ctrl_conn is NULL!!
01-01 21:55:02.010 E/WifiHW (2809): wifi_connect_to_supplicant:ctrl_conn is NULL!!
01-01 21:55:02.110 E/WifiHW (2809): wifi_connect_to_supplicant:ctrl_conn is NULL!!
01-01 21:55:02.215 E/WifiHW (2809): wifi_connect_to_supplicant:ctrl_conn is NULL!!
01-01 21:55:02.315 E/WifiHW (2809): wifi_connect_to_supplicant:ctrl_conn is NULL!!
01-01 21:55:02.415 E/WifiHW (2809): wifi_connect_to_supplicant:ctrl_conn is NULL!!
01-01 21:55:02.515 E/WifiHW (2809): wifi_connect_to_supplicant:ctrl_conn is NULL!!
01-01 21:55:02.615 E/WifiHW (2809): wifi_connect_to_supplicant:ctrl_conn is NULL!!
01-01 21:55:02.715 E/WifiHW (2809): wifi_connect_to_supplicant:ctrl_conn is NULL!!
01-01 21:55:02.815 E/WifiHW (2809): wifi_connect_to_supplicant:ctrl_conn is NULL!!
01-01 21:55:02.920 E/WifiHW (2809): wifi_connect_to_supplicant:ctrl_conn is NULL!!
01-01 21:55:03.020 E/WifiHW (2809): wifi_connect_to_supplicant:ctrl_conn is NULL!!
01-01 21:55:03.120 E/WifiHW (2809): wifi_connect_to_supplicant:ctrl_conn is NULL!!
01-01 21:55:03.220 E/WifiHW (2809): wifi_connect_to_supplicant:ctrl_conn is NULL!!
01-01 21:55:03.320 E/WifiHW (2809): wifi_connect_to_supplicant:ctrl_conn is NULL!!
01-01 21:55:03.420 E/WifiHW (2809): wifi_connect_to_supplicant:ctrl_conn is NULL!!
01-01 21:55:03.520 E/WifiHW (2809): wifi_connect_to_supplicant:ctrl_conn is NULL!!
01-01 21:55:03.620 E/WifiHW (2809): wifi_connect_to_supplicant:ctrl_conn is NULL!!
01-01 21:55:03.720 E/WifiHW (2809): wifi_connect_to_supplicant:ctrl_conn is NULL!!
01-01 21:55:03.820 E/WifiHW (2809): wifi_connect_to_supplicant:ctrl_conn is NULL!!
01-01 21:55:03.920 E/WifiHW (2809): wifi_connect_to_supplicant:ctrl_conn is NULL!!
01-01 21:55:04.025 E/WifiHW (2809): wifi_connect_to_supplicant: Unable to open connection to supplicant on "/data/misc/wifi/eth0": No such file or directory
01-01 21:55:09.025 E/WifiHW (2809): wifi_connect_to_supplicant: Supplicant is not running, cannot connect
01-01 21:55:14.025 E/WifiHW (2809): wifi_connect_to_supplicant: Supplicant is not running, cannot connect
01-01 21:55:19.025 E/WifiHW (2809): wifi_connect_to_supplicant: Supplicant is not running, cannot connect
01-01 21:55:19.160 E/WifiDirectController(2583): Release DirectController. --- Wifi Direct is not initialized. Don't need to release wifi direct.
01-01 21:55:19.165 E/[FT]-Server(5915): NetworkStateReceiver :intent: android.net.wifi.supplicant.CONNECTION_CHANGE
01-01 21:55:19.165 E/[FT]-Server(5915): NetworkStateReceiver :No work intent: android.net.wifi.supplicant.CONNECTION_CHANGEstate: DISCONNECTED
01-01 21:55:19.170 E/WifiSettingButton(2936): onReceive()-S:0
01-01 21:55:19.860 E/WifiSettingButton(2936): onReceive()-S:1