J
jameslover2014
Neues Mitglied
- 0
Wenn ich eine app im emulator öffne steht da immer: Unfotionally app stopped working. Ich habe keine ahnung. Ich würde mich sehr über antworten freuen. Danke schohn mal im vorraus.!!!!
Hir ist die LogCat:
07-14 15:17:40.091: E/AndroidRuntime(1916): FATAL EXCEPTION: main 07-14 15:17:40.091: E/AndroidRuntime(1916): Process: com.example.testing, PID: 1916 07-14 15:17:40.091: E/AndroidRuntime(1916): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.testing/com.example.testing.MainActivity}: java.lang.NullPointerException 07-14 15:17:40.091: E/AndroidRuntime(1916): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2195) 07-14 15:17:40.091: E/AndroidRuntime(1916): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2245) 07-14 15:17:40.091: E/AndroidRuntime(1916): at android.app.ActivityThread.access$800(ActivityThread.java:135) 07-14 15:17:40.091: E/AndroidRuntime(1916): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1196) 07-14 15:17:40.091: E/AndroidRuntime(1916): at android.os.Handler.dispatchMessage(Handler.java:102) 07-14 15:17:40.091: E/AndroidRuntime(1916): at android.os.Looper.loop(Looper.java:136) 07-14 15:17:40.091: E/AndroidRuntime(1916): at android.app.ActivityThread.main(ActivityThread.java:5017) 07-14 15:17:40.091: E/AndroidRuntime(1916): at java.lang.reflect.Method.invokeNative(Native Method) 07-14 15:17:40.091: E/AndroidRuntime(1916): at java.lang.reflect.Method.invoke(Method.java:515) 07-14 15:17:40.091: E/AndroidRuntime(1916): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:779) 07-14 15:17:40.091: E/AndroidRuntime(1916): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:595) 07-14 15:17:40.091: E/AndroidRuntime(1916): at dalvik.system.NativeStart.main(Native Method) 07-14 15:17:40.091: E/AndroidRuntime(1916): Caused by: java.lang.NullPointerException 07-14 15:17:40.091: E/AndroidRuntime(1916): at com.example.testing.MainActivity.onCreate(MainActivity.java:36) 07-14 15:17:40.091: E/AndroidRuntime(1916): at android.app.Activity.performCreate(Activity.java:5231) 07-14 15:17:40.091: E/AndroidRuntime(1916): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1087) 07-14 15:17:40.091: E/AndroidRuntime(1916): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2159) 07-14 15:17:40.091: E/AndroidRuntime(1916): ... 11 more
Hir MainActivity Code:
counter = 0; buttonone = (Button) findViewById(R.id.button1); buttontwo = (Button) findViewById (R.id.button2); txt = (TextView) findViewById (R.id.textView1);
buttonone.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { // TODO Auto-generated method stub counter ++; txt.setText(" " + counter); } }); buttontwo.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { // TODO Auto-genera Ich würde mich wirklich freuen wenn jemand helfen kann!!!
Hir ist die LogCat:
07-14 15:17:40.091: E/AndroidRuntime(1916): FATAL EXCEPTION: main 07-14 15:17:40.091: E/AndroidRuntime(1916): Process: com.example.testing, PID: 1916 07-14 15:17:40.091: E/AndroidRuntime(1916): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.testing/com.example.testing.MainActivity}: java.lang.NullPointerException 07-14 15:17:40.091: E/AndroidRuntime(1916): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2195) 07-14 15:17:40.091: E/AndroidRuntime(1916): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2245) 07-14 15:17:40.091: E/AndroidRuntime(1916): at android.app.ActivityThread.access$800(ActivityThread.java:135) 07-14 15:17:40.091: E/AndroidRuntime(1916): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1196) 07-14 15:17:40.091: E/AndroidRuntime(1916): at android.os.Handler.dispatchMessage(Handler.java:102) 07-14 15:17:40.091: E/AndroidRuntime(1916): at android.os.Looper.loop(Looper.java:136) 07-14 15:17:40.091: E/AndroidRuntime(1916): at android.app.ActivityThread.main(ActivityThread.java:5017) 07-14 15:17:40.091: E/AndroidRuntime(1916): at java.lang.reflect.Method.invokeNative(Native Method) 07-14 15:17:40.091: E/AndroidRuntime(1916): at java.lang.reflect.Method.invoke(Method.java:515) 07-14 15:17:40.091: E/AndroidRuntime(1916): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:779) 07-14 15:17:40.091: E/AndroidRuntime(1916): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:595) 07-14 15:17:40.091: E/AndroidRuntime(1916): at dalvik.system.NativeStart.main(Native Method) 07-14 15:17:40.091: E/AndroidRuntime(1916): Caused by: java.lang.NullPointerException 07-14 15:17:40.091: E/AndroidRuntime(1916): at com.example.testing.MainActivity.onCreate(MainActivity.java:36) 07-14 15:17:40.091: E/AndroidRuntime(1916): at android.app.Activity.performCreate(Activity.java:5231) 07-14 15:17:40.091: E/AndroidRuntime(1916): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1087) 07-14 15:17:40.091: E/AndroidRuntime(1916): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2159) 07-14 15:17:40.091: E/AndroidRuntime(1916): ... 11 more
Hir MainActivity Code:
counter = 0; buttonone = (Button) findViewById(R.id.button1); buttontwo = (Button) findViewById (R.id.button2); txt = (TextView) findViewById (R.id.textView1);
buttonone.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { // TODO Auto-generated method stub counter ++; txt.setText(" " + counter); } }); buttontwo.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { // TODO Auto-genera Ich würde mich wirklich freuen wenn jemand helfen kann!!!