Caused by: java.lang.NullPointerException at br.com.MYPROJECT.MYACTIVITY.onCreate(Padroeiros.java:139)
you have a Null Pointer Exception at line 139 of Padroeiros.java
Frage
I have an activity with only some buttons. When I click in one appears an Alert Dialog. It works in 2.3.6, 4.0.3 and 4.1.2, but in 4.3 and 4.4.2 I had a problem.
My errors:
05-15 19:15:23.145: E/AndroidRuntime(16247): FATAL EXCEPTION: main
05-15 19:15:23.145: E/AndroidRuntime(16247): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.MYPROJECT/br.com.MYPROJECT.MYACTIVITY}: java.lang.NullPointerException
05-15 19:15:23.145: E/AndroidRuntime(16247): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2295)
05-15 19:15:23.145: E/AndroidRuntime(16247): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2349)
05-15 19:15:23.145: E/AndroidRuntime(16247): at android.app.ActivityThread.access$700(ActivityThread.java:159)
05-15 19:15:23.145: E/AndroidRuntime(16247): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1316)
05-15 19:15:23.145: E/AndroidRuntime(16247): at android.os.Handler.dispatchMessage(Handler.java:99)
05-15 19:15:23.145: E/AndroidRuntime(16247): at android.os.Looper.loop(Looper.java:176)
05-15 19:15:23.145: E/AndroidRuntime(16247): at android.app.ActivityThread.main(ActivityThread.java:5419)
05-15 19:15:23.145: E/AndroidRuntime(16247): at java.lang.reflect.Method.invokeNative(Native Method)
05-15 19:15:23.145: E/AndroidRuntime(16247): at java.lang.reflect.Method.invoke(Method.java:525)
05-15 19:15:23.145: E/AndroidRuntime(16247): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1046)
05-15 19:15:23.145: E/AndroidRuntime(16247): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:862)
05-15 19:15:23.145: E/AndroidRuntime(16247): at dalvik.system.NativeStart.main(Native Method)
05-15 19:15:23.145: E/AndroidRuntime(16247): Caused by: java.lang.NullPointerException
05-15 19:15:23.145: E/AndroidRuntime(16247): at br.com.MYPROJECT.MYACTIVITY.onCreate(Padroeiros.java:139)
05-15 19:15:23.145: E/AndroidRuntime(16247): at android.app.Activity.performCreate(Activity.java:5372)
05-15 19:15:23.145: E/AndroidRuntime(16247): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1104)
05-15 19:15:23.145: E/AndroidRuntime(16247): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2257)
Lösung
Caused by: java.lang.NullPointerException at br.com.MYPROJECT.MYACTIVITY.onCreate(Padroeiros.java:139)
you have a Null Pointer Exception at line 139 of Padroeiros.java
Andere Tipps
check your manifest
you app package and your activity package can be different. but in this case please use activity full path in name attribute
for example :
<activity
android:name="br.com.MYPROJECT.MYACTIVITY"
android:launchMode="singleTask"
android:screenOrientation="portrait"
android:windowSoftInputMode="adjustResize" >
</activity>