跪求android的wifi调试高手指点一下

现在wifi出现
D/WifiHW  (  782): wifi_connect_to_supplicant() +
D/WifiHW  (  782): ctrl ifname = /data/misc/wifi/wpa_supplicant/wlan0
D/WifiHW  (  782): ifname /data/misc/wifi/wpa_supplicant/wlan0 is ready to read/write cnt=160
E/WifiHW  (  782): WIFI: Unable to open connection to supplicant on "/data/misc/wifi/wpa_supplicant/wlan0": Connection refused希望有高手帮我看一下是什么原因