[android-developers] Re: Null Pointer exception in Location Manager
Hi,, Finally i got the solution..! The mistakes are 1) I am not assign port to telnet 2) Add uses permission for mock location..now i got latitude.. Thanks Warm Regards, Gold On Sep 29, 2:11 am, TreKing treking...@gmail.com wrote: On Tue, Sep 28, 2010 at 4:09 PM, Gold thangadura...@gmail.com wrote: hi.. No , still i am checking, Now while loading home screen itself thorw the error The application stopped unexpectly in log also i get same error null pointer exception thanks warm regards, gold A) Please respond to the group B) Again, use your debugger to step through your code around where it's throwing the exception. This should tell you EXACTLY what's null. The rest of us are not going to be able to debug your program for you like this. - TreKing http://sites.google.com/site/rezmobileapps/treking - Chicago transit tracking app for Android-powered devices -- You received this message because you are subscribed to the Google Groups Android Developers group. To post to this group, send email to android-developers@googlegroups.com To unsubscribe from this group, send email to android-developers+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/android-developers?hl=en
[android-developers] Re: Null Pointer exception in Location Manager
Hi..Sorry, Herewith I attached Logcat trace..! 09-29 02:09:42.266: DEBUG/AndroidRuntime(2979): AndroidRuntime START 09-29 02:09:42.276: DEBUG/AndroidRuntime(2979): CheckJNI is ON 09-29 02:09:42.536: DEBUG/AndroidRuntime(2979): --- registering native functions --- 09-29 02:09:43.456: DEBUG/AndroidRuntime(2979): Shutting down VM 09-29 02:09:43.456: DEBUG/dalvikvm(2979): Debugger has detached; object registry had 1 entries 09-29 02:09:43.486: INFO/AndroidRuntime(2979): NOTE: attach of thread 'Binder Thread #3' failed 09-29 02:09:44.056: DEBUG/AndroidRuntime(2987): AndroidRuntime START 09-29 02:09:44.056: DEBUG/AndroidRuntime(2987): CheckJNI is ON 09-29 02:09:44.286: DEBUG/AndroidRuntime(2987): --- registering native functions --- 09-29 02:09:45.306: INFO/ActivityManager(59): Starting activity: Intent { act=android.intent.action.MAIN cat=[android.intent.category.LAUNCHER] flg=0x1000 cmp=com.sample.test/.Starter } 09-29 02:09:45.476: DEBUG/AndroidRuntime(2987): Shutting down VM 09-29 02:09:45.526: DEBUG/dalvikvm(2987): Debugger has detached; object registry had 1 entries 09-29 02:09:45.606: INFO/AndroidRuntime(2987): NOTE: attach of thread 'Binder Thread #3' failed 09-29 02:09:45.616: INFO/ActivityManager(59): Start proc com.sample.test for activity com.sample.test/.Starter: pid=2995 uid=10040 gids={3003} 09-29 02:09:46.466: INFO/ActivityManager(59): Starting activity: Intent { cmp=com.sample.test/.Home } 09-29 02:09:46.596: WARN/GpsLocationProvider(59): Duplicate add listener for uid 10040 09-29 02:09:46.606: DEBUG/AndroidRuntime(2995): Shutting down VM 09-29 02:09:46.606: WARN/dalvikvm(2995): threadid=1: thread exiting with uncaught exception (group=0x4001d800) 09-29 02:09:46.636: ERROR/AndroidRuntime(2995): FATAL EXCEPTION: main 09-29 02:09:46.636: ERROR/AndroidRuntime(2995): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.sample.test/com.sample.test.Home}: java.lang.NullPointerException 09-29 02:09:46.636: ERROR/AndroidRuntime(2995): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java: 2663) 09-29 02:09:46.636: ERROR/AndroidRuntime(2995): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java: 2679) 09-29 02:09:46.636: ERROR/AndroidRuntime(2995): at android.app.ActivityThread.access$2300(ActivityThread.java:125) 09-29 02:09:46.636: ERROR/AndroidRuntime(2995): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2033) 09-29 02:09:46.636: ERROR/AndroidRuntime(2995): at android.os.Handler.dispatchMessage(Handler.java:99) 09-29 02:09:46.636: ERROR/AndroidRuntime(2995): at android.os.Looper.loop(Looper.java:123) 09-29 02:09:46.636: ERROR/AndroidRuntime(2995): at android.app.ActivityThread.main(ActivityThread.java:4627) 09-29 02:09:46.636: ERROR/AndroidRuntime(2995): at java.lang.reflect.Method.invokeNative(Native Method) 09-29 02:09:46.636: ERROR/AndroidRuntime(2995): at java.lang.reflect.Method.invoke(Method.java:521) 09-29 02:09:46.636: ERROR/AndroidRuntime(2995): at com.android.internal.os.ZygoteInit $MethodAndArgsCaller.run(ZygoteInit.java:868) 09-29 02:09:46.636: ERROR/AndroidRuntime(2995): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:626) 09-29 02:09:46.636: ERROR/AndroidRuntime(2995): at dalvik.system.NativeStart.main(Native Method) 09-29 02:09:46.636: ERROR/AndroidRuntime(2995): Caused by: java.lang.NullPointerException 09-29 02:09:46.636: ERROR/AndroidRuntime(2995): at com.sample.test.Home.onCreate(Home.java:38) 09-29 02:09:46.636: ERROR/AndroidRuntime(2995): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java: 1047) 09-29 02:09:46.636: ERROR/AndroidRuntime(2995): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java: 2627) 09-29 02:09:46.636: ERROR/AndroidRuntime(2995): ... 11 more 09-29 02:09:46.646: WARN/ActivityManager(59): Force finishing activity com.sample.test/.Home 09-29 02:09:47.156: WARN/ActivityManager(59): Activity pause timeout for HistoryRecord{44095e38 com.sample.test/.Home} 09-29 02:09:57.664: WARN/ActivityManager(59): Activity destroy timeout for HistoryRecord{44089b28 com.sample.test/.Starter} 09-29 02:09:57.675: WARN/ActivityManager(59): Activity destroy timeout for HistoryRecord{44095e38 com.sample.test/.Home} 09-29 02:10:01.025: INFO/Process(2995): Sending signal. PID: 2995 SIG: 9 09-29 02:10:01.045: INFO/ActivityManager(59): Process com.sample.test (pid 2995) has died. 09-29 02:10:01.045: WARN/GpsLocationProvider(59): Unneeded remove listener for uid 1000 09-29 02:10:01.105: WARN/InputManagerService(59): Window already focused, ignoring focus gain of: com.android.internal.view.iinputmethodclient$stub$pr...@43f49530 On Sep 29, 1:36 am, TreKing treking...@gmail.com wrote: On Tue, Sep 28, 2010 at 3:33 PM, Gold thangadura...@gmail.com wrote: I tried but it will show Null pointer exception. Where? What's the stack trace?
Re: [android-developers] Re: Null Pointer exception in Location Manager
On Tue, Sep 28, 2010 at 3:41 PM, Gold thangadura...@gmail.com wrote: 09-29 02:09:46.636: ERROR/AndroidRuntime(2995): Caused by: java.lang.NullPointerException 09-29 02:09:46.636: ERROR/AndroidRuntime(2995): at com.sample.test.Home.onCreate(Home.java:38) Now which part of your code is at line 38? - TreKing http://sites.google.com/site/rezmobileapps/treking - Chicago transit tracking app for Android-powered devices -- You received this message because you are subscribed to the Google Groups Android Developers group. To post to this group, send email to android-developers@googlegroups.com To unsubscribe from this group, send email to android-developers+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/android-developers?hl=en
[android-developers] Re: Null Pointer exception in Location Manager
Hi.. While clicking the button1 that is redbtn.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { Toast.makeText(getBaseContext(), Latitude : + latitude.toString(), Toast.LENGTH_SHORT). show(); } }); Here it will show the exception On Sep 29, 1:45 am, TreKing treking...@gmail.com wrote: On Tue, Sep 28, 2010 at 3:41 PM, Gold thangadura...@gmail.com wrote: 09-29 02:09:46.636: ERROR/AndroidRuntime(2995): Caused by: java.lang.NullPointerException 09-29 02:09:46.636: ERROR/AndroidRuntime(2995): at com.sample.test.Home.onCreate(Home.java:38) Now which part of your code is at line 38? - TreKing http://sites.google.com/site/rezmobileapps/treking - Chicago transit tracking app for Android-powered devices -- You received this message because you are subscribed to the Google Groups Android Developers group. To post to this group, send email to android-developers@googlegroups.com To unsubscribe from this group, send email to android-developers+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/android-developers?hl=en
Re: [android-developers] Re: Null Pointer exception in Location Manager
On Tue, Sep 28, 2010 at 3:49 PM, Gold thangadura...@gmail.com wrote: While clicking the button1 that is Step through the debugger through this point and inspect the values of your variables in the click listener. This will tell you exactly what's null in there. - TreKing http://sites.google.com/site/rezmobileapps/treking - Chicago transit tracking app for Android-powered devices -- You received this message because you are subscribed to the Google Groups Android Developers group. To post to this group, send email to android-developers@googlegroups.com To unsubscribe from this group, send email to android-developers+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/android-developers?hl=en
[android-developers] Re: Null Pointer exception in Location Manager
Hi,, If i click redbutton I need to display latitude if i click greenbutton i need to display longitude How can i did that..! please give any solution..! On Sep 29, 1:44 am, Kostya Vasilyev kmans...@gmail.com wrote: Your code doesn't seem to assign any values to redbtn and greenbtn. Then you call methods on these objects - perhaps they are still Null at that point? -- Kostya Vasilyev --http://kmansoft.wordpress.com 29.09.2010 0:34 пользователь Gold thangadura...@gmail.com написал: Hi..All, I need to disply current Position latitude and logintude .. I tried but it will show Null pointer exception.. here with i attached my code... please help me to solve this problem.. I run this application on android emulator import android.app.Activity; import android.app.Dialog; import android.content.Context; import android.location.Location; import android.location.LocationListener; import android.location.LocationManager; import android.location.LocationProvider; import android.os.Bundle; import android.view.View; import android.view.View.OnClickListener; import android.widget.Button; import android.widget.Toast; public class Home extends Activity { private Button btn1; private Button btn2; private Button btn3; private LocationListener myLocationListener; private LocationManager myLocationManager; public String latitude; public String longitude; /** Called when the activity is first created. */ �...@override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.home); myLocationManager = (LocationManager)getSystemService(Context.LOCATION_SERVICE); myLocationListener = new MyLocationListener(); myLocationManager.requestLocationUpdates(LocationManager.GPS_PROVIDER, 1, 1, myLocationListener); latitude=String.valueOf(myLocationManager.getLastKnownLocation(LocationManager.GPS_PROVIDER).getLatitude()); longitude = String.valueOf(myLocationManager.getLastKnownLocation(LocationManager.GPS_PROVIDER).getLongitude()); btn1= (Button)findViewById(R.id.btn1); btn2= (Button)findViewById(R.id.btn2); btn3= (Button)findViewById(R.id.btn3); redbtn.setOnClickListener(new OnClickListener() { �...@override public void onClick(View v) { Toast.makeText(getBaseContext(), Latitude : + latitude.toString(), Toast.LENGTH_SHORT).show(); } }); greenBtn.setOnClickListener(new OnClickListener() { �...@override public void onClick(View v) { // TODO Auto-generated method stub Toast.makeText(getBaseContext(), Longitude: + longitude.toString(), Toast.LENGTH_SHORT).show(); } }); cancelBtn.setOnClickListener(new OnClickListener() { �...@override public void onClick(View v) { // TODO Auto-generated method stub Toast.makeText(Home.this, NO gps, Toast.LENGTH_SHORT).show(); } }); } public class MyLocationListener implements LocationListener { public void onLocationChanged(Location argLocation) { if(argLocation != null) { latitude = String.valueOf(argLocation.getLatitude()); longitude = String.valueOf(argLocation.getLongitude()); } } public void onProviderDisabled(String provider) { } public void onProviderEnabled(String provider) { } public void onStatusChanged(String provider, int status, Bundle arg2) { } }; } Thanks Warm Regards, gold -- You received this message because you are subscribed to the Google Groups Android Developers group. To post to this group, send email to android-developers@googlegroups.com To unsubscribe from this group, send email to android-developers+unsubscr...@googlegroups.comandroid-developers%2bunsubscr...@googlegroups.com For more options, visit this group athttp://groups.google.com/group/android-developers?hl=en -- You received this message because you are subscribed to the Google Groups Android Developers
Re: [android-developers] Re: Null Pointer exception in Location Manager
On Tue, Sep 28, 2010 at 4:00 PM, Gold thangadura...@gmail.com wrote: If i click redbutton I need to display latitude if i click greenbutton i need to display longitude OK. Does this mean you fixed your null pointer problem? How can i did that..! please give any solution..! Do what? Solution to what? Clicking buttons? Getting lat / long? Displaying to where? On a map? On the screen? On a button? In the logs? - TreKing http://sites.google.com/site/rezmobileapps/treking - Chicago transit tracking app for Android-powered devices -- You received this message because you are subscribed to the Google Groups Android Developers group. To post to this group, send email to android-developers@googlegroups.com To unsubscribe from this group, send email to android-developers+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/android-developers?hl=en
[android-developers] Re: Null Pointer exception in Location Manager
On Tue, Sep 28, 2010 at 4:09 PM, Gold thangadura...@gmail.com wrote: hi.. No , still i am checking, Now while loading home screen itself thorw the error The application stopped unexpectly in log also i get same error null pointer exception thanks warm regards, gold A) Please respond to the group B) Again, use your debugger to step through your code around where it's throwing the exception. This should tell you EXACTLY what's null. The rest of us are not going to be able to debug your program for you like this. - TreKing http://sites.google.com/site/rezmobileapps/treking - Chicago transit tracking app for Android-powered devices -- You received this message because you are subscribed to the Google Groups Android Developers group. To post to this group, send email to android-developers@googlegroups.com To unsubscribe from this group, send email to android-developers+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/android-developers?hl=en