E/WifiStateMachine(  560): Failed to disable IPv6: java.lang.IllegalStateException: command '1 interface ipv6 wlan0 disable' failed with '400 1 Failed to change IPv6 state (No such file or directory)'
I/SystemServer(  560): Connectivity Service
D/ConnectivityService(  560): ConnectivityService starting up
D/WifiWatchdogStateMachine(  560): Disabling poor network avoidance for wi-fi only device
E/MobileDataStateTracker(  560): default: Ignoring feature request because could not acquire PhoneService
E/MobileDataStateTracker(  560): default: Could not enable APN type "default"
I/WifiService(  560): WifiService starting up with Wi-Fi enabled
D/WifiService(  560): setWifiEnabled: true pid=560, uid=1000