About connect to open wifi

[leohan1992]

1.connect to an open wifi ,set password empty string "",it success 2.forget the wifi by system 3.redo step 1,it will connect time out. wifi log 05-02 20:31:53.980 7382-7382/com.sunvua.android.frigg D/WifiUtils: WifiUtils: WIFI ENABLED... WifiUtils: WIFI ENABLED... WifiUtils: START SCANNING.... 05-02 20:31:53.980 7382-7382/com.sunvua.android.frigg D/WifiUtils: WifiUtils: START SCANNING.... 05-02 20:31:54.550 7382-7382/com.sunvua.android.frigg D/WifiUtils: WifiUtils: GOT SCAN RESULTS 05-02 20:31:54.570 7382-7382/com.sunvua.android.frigg D/WifiUtils: WifiUtils: ScanResult capabilities [ESS] WifiUtils: Got security via ScanResult OPEN 05-02 20:31:54.580 7382-7382/com.sunvua.android.frigg D/WifiUtils: WifiUtils: Got Security Via WifiConfiguration [OPEN] WifiUtils: PASSWORD WAS EMPTY. TRYING TO CONNECT TO EXISTING NETWORK CONFIGURATION 05-02 20:31:54.820 7382-7382/com.sunvua.android.frigg D/WifiUtils: WifiUtils: disableAllButOne true 05-02 20:31:54.830 7382-7382/com.sunvua.android.frigg D/WifiUtils: WifiUtils: Connection Broadcast action: android.net.wifi.supplicant.STATE_CHANGE 05-02 20:31:54.840 7382-7382/com.sunvua.android.frigg D/WifiUtils: WifiUtils: Connection Broadcast action: COMPLETED 05-02 20:31:54.890 7382-7382/com.sunvua.android.frigg D/WifiUtils: WifiUtils: Connection Broadcast action: android.net.wifi.STATE_CHANGE 05-02 20:31:54.900 7382-7382/com.sunvua.android.frigg D/WifiUtils: WifiUtils: Connection Broadcast action: android.net.wifi.STATE_CHANGE 05-02 20:31:54.940 7382-7382/com.sunvua.android.frigg D/WifiUtils: WifiUtils: Connection Broadcast action: android.net.wifi.supplicant.STATE_CHANGE WifiUtils: Connection Broadcast action: DISCONNECTED 05-02 20:31:54.940 7382-7382/com.sunvua.android.frigg D/WifiUtils: WifiUtils: Disconnected. Re-attempting to connect... 05-02 20:31:55.000 7382-7382/com.sunvua.android.frigg D/WifiUtils: WifiUtils: reEnableNetworkIfPossible false 05-02 20:31:55.010 7382-7382/com.sunvua.android.frigg D/WifiUtils: WifiUtils: Connection Broadcast action: android.net.wifi.supplicant.STATE_CHANGE WifiUtils: Connection Broadcast action: SCANNING 05-02 20:32:24.820 7382-7382/com.sunvua.android.frigg D/WifiUtils: WifiUtils: Connection Timed out... 05-02 20:32:24.860 7382-7382/com.sunvua.android.frigg D/WifiUtils: WifiUtils: reEnableNetworkIfPossible false 05-02 20:32:24.940 7382-7382/com.sunvua.android.frigg D/WifiUtils: WifiUtils: WIFI ENABLED... WifiUtils: START SCANNING.... 05-02 20:32:24.940 7382-7382/com.sunvua.android.frigg D/WifiUtils: WifiUtils: DIDN'T CONNECT TO WIFI 05-02 20:32:26.150 7382-7382/com.sunvua.android.frigg D/WifiUtils: WifiUtils: GOT SCAN RESULTS 05-02 20:32:26.180 7382-7382/com.sunvua.android.frigg D/WifiUtils: WifiUtils: ScanResult capabilities [WPA-PSK-CCMP+TKIP][WPA2-PSK-CCMP+TKIP][ESS] WifiUtils: Got security via ScanResult PSK 05-02 20:32:26.200 7382-7382/com.sunvua.android.frigg D/WifiUtils: WifiUtils: Got Security Via WifiConfiguration [PSK] WifiUtils: Attempting to remove previous network config... 05-02 20:32:26.200 7382-7382/com.sunvua.android.frigg D/WifiUtils: WifiUtils: COULDN'T REMOVE PREVIOUS CONFIG, CONNECTING TO EXISTING ONE 05-02 20:32:26.440 7382-7382/com.sunvua.android.frigg D/WifiUtils: WifiUtils: disableAllButOne true 05-02 20:32:26.450 7382-7382/com.sunvua.android.frigg D/WifiUtils: WifiUtils: Connection Broadcast action: android.net.wifi.supplicant.STATE_CHANGE WifiUtils: Connection Broadcast action: FOUR_WAY_HANDSHAKE 05-02 20:32:26.450 7382-7382/com.sunvua.android.frigg D/WifiUtils: WifiUtils: Connection Broadcast action: android.net.wifi.STATE_CHANGE 05-02 20:32:26.470 7382-7382/com.sunvua.android.frigg D/WifiUtils: WifiUtils: Connection Broadcast action: android.net.wifi.supplicant.STATE_CHANGE 05-02 20:32:26.480 7382-7382/com.sunvua.android.frigg D/WifiUtils: WifiUtils: Connection Broadcast action: DISCONNECTED WifiUtils: Authentication error...

my device is samsung N9100