On Tue, Oct 30, 2012 at 12:17 PM, Archana <ramalingam.arch...@gmail.com> wrote:
> Hi, my requirement is to communicate between 2 instances of android phones.
> Phone1 executes the script and posts to phone 2 using HTTP Post. Phone2
> executes Python script and this is implemented as a service. I have tested
> this in emulator by hard-coding the IP address and port numbers. However,
> when I use a real device, I m getting the following error and my application
> crashes. Any guidance is appreciated. Thanks in advance!

> This is my line 106 of ScriptService.java ->   mProxy.startLocal(); where
> mProxy is a reference of AndroidProxy
> Log file:
> ----------
> 10-30 12:57:19.065: E/sl4a.SimpleServer:156(9893): Failed to start server.
> 10-30 12:57:19.065: E/sl4a.SimpleServer:156(9893):
> android.os.NetworkOnMainThreadException
> 10-30 12:57:19.065: E/sl4a.SimpleServer:156(9893):  at
> android.os.StrictMode$AndroidBlockGuardPolicy.onNetwork(StrictMode.java:109 9)
> 10-30 12:57:19.065: E/sl4a.SimpleServer:156(9893):  at
> java.net.InetAddress.lookupHostByName(InetAddress.java:391)
> 10-30 12:57:19.065: E/sl4a.SimpleServer:156(9893):  at
> java.net.InetAddress.getLocalHost(InetAddress.java:371)
> 10-30 12:57:19.065: E/sl4a.SimpleServer:156(9893):  at
> com.googlecode.android_scripting.SimpleServer.startLocal(SimpleServer.java: 153)
> 10-30 12:57:19.065: E/sl4a.SimpleServer:156(9893):  at
> com.googlecode.android_scripting.AndroidProxy.startLocal(AndroidProxy.java: 67)
> 10-30 12:57:19.065: E/sl4a.SimpleServer:156(9893):  at
> com.googlecode.android_scripting.AndroidProxy.startLocal(AndroidProxy.java: 63)
> 10-30 12:57:19.065: E/sl4a.SimpleServer:156(9893):  at
> executepython.android.ScriptService.onStart(ScriptService.java:106)
> 10-30 12:57:19.065: E/sl4a.SimpleServer:156(9893):  at
> android.app.Service.onStartCommand(Service.java:438)
> 10-30 12:57:19.065: E/sl4a.SimpleServer:156(9893):  at
> android.app.ActivityThread.handleServiceArgs(ActivityThread.java:2373)
> 10-30 12:57:19.065: E/sl4a.SimpleServer:156(9893):  at
> android.app.ActivityThread.access$1900(ActivityThread.java:128)
> 10-30 12:57:19.065: E/sl4a.SimpleServer:156(9893):  at
> android.app.ActivityThread$H.handleMessage(ActivityThread.java:1224)
> 10-30 12:57:19.065: E/sl4a.SimpleServer:156(9893):  at
> android.os.Handler.dispatchMessage(Handler.java:99)
> 10-30 12:57:19.065: E/sl4a.SimpleServer:156(9893):  at
> android.os.Looper.loop(Looper.java:137)
> 10-30 12:57:19.065: E/sl4a.SimpleServer:156(9893):  at
> android.app.ActivityThread.main(ActivityThread.java:4517)
> 10-30 12:57:19.065: E/sl4a.SimpleServer:156(9893):  at
> java.lang.reflect.Method.invokeNative(Native Method)
> 10-30 12:57:19.065: E/sl4a.SimpleServer:156(9893):  at
> java.lang.reflect.Method.invoke(Method.java:511)
> 10-30 12:57:19.065: E/sl4a.SimpleServer:156(9893):  at
> com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java: 993)
> 10-30 12:57:19.065: E/sl4a.SimpleServer:156(9893):  at
> com.android.internal.os.ZygoteInit.main(ZygoteInit.java:760)
> 10-30 12:57:19.065: E/sl4a.SimpleServer:156(9893):  at
> dalvik.system.NativeStart.main(Native Method)
> 10-30 12:57:19.065: D/AndroidRuntime(9893): Shutting down VM
> 10-30 12:57:19.065: W/dalvikvm(9893): threadid=1: thread exiting with
> uncaught exception (group=0x40c5c1f8)
> 10-30 12:57:19.070: E/AndroidRuntime(9893): FATAL EXCEPTION: main
> 10-30 12:57:19.070: E/AndroidRuntime(9893): java.lang.RuntimeException:
> Unable to start service executepython.android.ScriptService@41a87658 with
> Intent {
> cmp=com.example.devicecommunication/executepython.android.ScriptService (has
> extras) }: java.lang.NullPointerException
> 10-30 12:57:19.070: E/AndroidRuntime(9893):  at
> android.app.ActivityThread.handleServiceArgs(ActivityThread.java:2390)
> 10-30 12:57:19.070: E/AndroidRuntime(9893):  at
> android.app.ActivityThread.access$1900(ActivityThread.java:128)
> 10-30 12:57:19.070: E/AndroidRuntime(9893):  at
> android.app.ActivityThread$H.handleMessage(ActivityThread.java:1224)
> 10-30 12:57:19.070: E/AndroidRuntime(9893):  at
> android.os.Handler.dispatchMessage(Handler.java:99)
> 10-30 12:57:19.070: E/AndroidRuntime(9893):  at
> android.os.Looper.loop(Looper.java:137)
> 10-30 12:57:19.070: E/AndroidRuntime(9893):  at
> android.app.ActivityThread.main(ActivityThread.java:4517)
> 10-30 12:57:19.070: E/AndroidRuntime(9893):  at
> java.lang.reflect.Method.invokeNative(Native Method)
> 10-30 12:57:19.070: E/AndroidRuntime(9893):  at
> java.lang.reflect.Method.invoke(Method.java:511)
> 10-30 12:57:19.070: E/AndroidRuntime(9893):  at
> com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java: 993)
> 10-30 12:57:19.070: E/AndroidRuntime(9893):  at
> com.android.internal.os.ZygoteInit.main(ZygoteInit.java:760)
> 10-30 12:57:19.070: E/AndroidRuntime(9893):  at
> dalvik.system.NativeStart.main(Native Method)
> 10-30 12:57:19.070: E/AndroidRuntime(9893): Caused by:
> java.lang.NullPointerException
> 10-30 12:57:19.070: E/AndroidRuntime(9893):  at
> com.googlecode.android_scripting.interpreter.InterpreterProcess.getHost(Int erpreterProcess.java:75)
> 10-30 12:57:19.070: E/AndroidRuntime(9893):  at
> com.googlecode.android_scripting.interpreter.InterpreterProcess.<init>(Inte rpreterProcess.java:58)
> 10-30 12:57:19.070: E/AndroidRuntime(9893):  at
> com.googlecode.android_scripting.ScriptProcess.<init>(ScriptProcess.java:30 )
> 10-30 12:57:19.070: E/AndroidRuntime(9893):  at
> com.googlecode.android_scripting.ScriptLauncher.launchScript(ScriptLauncher .java:85)
> 10-30 12:57:19.070: E/AndroidRuntime(9893):  at
> executepython.android.ScriptService.onStart(ScriptService.java:109)
> 10-30 12:57:19.070: E/AndroidRuntime(9893):  at
> android.app.Service.onStartCommand(Service.java:438)
> 10-30 12:57:19.070: E/AndroidRuntime(9893):  at
> android.app.ActivityThread.handleServiceArgs(ActivityThread.java:2373)
> 10-30 12:57:19.070: E/AndroidRuntime(9893):  ... 10 more