Hello. I want to display a marker on mapview and want to do any activity when user clicks on the marker. The marker is displayed correctly but when i tap on it there is a NullPointerException and i dont know why its occuring. I followed the turotial from http://developer.android.com/intl/de/resources/tutorials/views/hello-mapview.html and i found out that many people had this issue who followed this tutorial but i found no solution.
Kindly help. I/ActivityManager( 582): Displayed activity com.collabera.labs.sai.maps/.baloonmaps: 1040 ms (total 1040 ms) D/AndroidRuntime( 734): Shutting down VM W/dalvikvm( 734): threadid=3: thread exiting with uncaught exception (group=0x4001aa28) E/AndroidRuntime( 734): Uncaught handler: thread main exiting due to uncaught exception E/AndroidRuntime( 734): java.lang.NullPointerException E/AndroidRuntime( 734): at android.widget.Toast.<init>(Toast.java: 89) E/AndroidRuntime( 734): at android.widget.Toast.makeText(Toast.java: 231) E/AndroidRuntime( 734): at com.collabera.labs.sai.maps.HelloItemizedOverlay.onTap(HelloItemizedOverlay.java: 84) E/AndroidRuntime( 734): at com.google.android.maps.ItemizedOverlay.onTap(ItemizedOverlay.java: 453) E/AndroidRuntime( 734): at com.google.android.maps.OverlayBundle.onTap(OverlayBundle.java:83) E/AndroidRuntime( 734): at com.google.android.maps.MapView $1.onSingleTapUp(MapView.java:346) E/AndroidRuntime( 734): at android.view.GestureDetector.onTouchEvent(GestureDetector.java:506) E/AndroidRuntime( 734): at com.google.android.maps.MapView.onTouchEvent(MapView.java:628) E/AndroidRuntime( 734): at android.view.View.dispatchTouchEvent(View.java:3672) E/AndroidRuntime( 734): at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:850) E/AndroidRuntime( 734): at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:882) E/AndroidRuntime( 734): at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:882) E/AndroidRuntime( 734): at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:882) E/AndroidRuntime( 734): at android.view.ViewGroup.dispatchTouchEvent(ViewGroup.java:882) E/AndroidRuntime( 734): at com.android.internal.policy.impl.PhoneWindow $DecorView.superDispatchTouchEvent(PhoneWindow.java:1712) E/AndroidRuntime( 734): at com.android.internal.policy.impl.PhoneWindow.superDispatchTouchEvent(PhoneWindow.java: 1202) E/AndroidRuntime( 734): at android.app.Activity.dispatchTouchEvent(Activity.java:1987) E/AndroidRuntime( 734): at com.android.internal.policy.impl.PhoneWindow $DecorView.dispatchTouchEvent(PhoneWindow.java:1696) E/AndroidRuntime( 734): at android.view.ViewRoot.handleMessage(ViewRoot.java:1658) E/AndroidRuntime( 734): at android.os.Handler.dispatchMessage(Handler.java:99) E/AndroidRuntime( 734): at android.os.Looper.loop(Looper.java:123) E/AndroidRuntime( 734): at android.app.ActivityThread.main(ActivityThread.java:4203) E/AndroidRuntime( 734): at java.lang.reflect.Method.invokeNative(Native Method) E/AndroidRuntime( 734): at java.lang.reflect.Method.invoke(Method.java:521) E/AndroidRuntime( 734): at com.android.internal.os.ZygoteInit $MethodAndArgsCaller.run(ZygoteInit.java:791) E/AndroidRuntime( 734): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:549) E/AndroidRuntime( 734): at dalvik.system.NativeStart.main(Native Method) I/Process ( 582): Sending signal. PID: 734 SIG: 3 I/dalvikvm( 734): threadid=7: reacting to signal 3 E/dalvikvm( 734): Unable to open stack trace file '/data/anr/ traces.txt': Permission denied -- You received this message because you are subscribed to the Google Groups "Android Beginners" group. NEW! Try asking and tagging your question on Stack Overflow at http://stackoverflow.com/questions/tagged/android To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/android-beginners?hl=en
