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Android Build a Simple Android App (retired 2014) Pretty Little Things Adding an Image

ERROR, even changing the lines you said!!

Hello Help Please!

05-20 12:49:29.432: E/AndroidRuntime(1273): FATAL EXCEPTION: main 05-20 12:49:29.432: E/AndroidRuntime(1273): Process: com.mrvaldemar.crystalball, PID: 1273 05-20 12:49:29.432: E/AndroidRuntime(1273): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.mrvaldemar.crystalball/com.mrvaldemar.crystalball.MainActivity}: java.lang.IllegalStateException: You need to use a Theme.AppCompat theme (or descendant) with this activity. 05-20 12:49:29.432: E/AndroidRuntime(1273): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2195) 05-20 12:49:29.432: E/AndroidRuntime(1273): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2245) 05-20 12:49:29.432: E/AndroidRuntime(1273): at android.app.ActivityThread.access$800(ActivityThread.java:135) 05-20 12:49:29.432: E/AndroidRuntime(1273): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1196) 05-20 12:49:29.432: E/AndroidRuntime(1273): at android.os.Handler.dispatchMessage(Handler.java:102) 05-20 12:49:29.432: E/AndroidRuntime(1273): at android.os.Looper.loop(Looper.java:136) 05-20 12:49:29.432: E/AndroidRuntime(1273): at android.app.ActivityThread.main(ActivityThread.java:5017) 05-20 12:49:29.432: E/AndroidRuntime(1273): at java.lang.reflect.Method.invokeNative(Native Method) 05-20 12:49:29.432: E/AndroidRuntime(1273): at java.lang.reflect.Method.invoke(Method.java:515) 05-20 12:49:29.432: E/AndroidRuntime(1273): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:779) 05-20 12:49:29.432: E/AndroidRuntime(1273): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:595) 05-20 12:49:29.432: E/AndroidRuntime(1273): at dalvik.system.NativeStart.main(Native Method) 05-20 12:49:29.432: E/AndroidRuntime(1273): Caused by: java.lang.IllegalStateException: You need to use a Theme.AppCompat theme (or descendant) with this activity. 05-20 12:49:29.432: E/AndroidRuntime(1273): at android.support.v7.app.ActionBarActivityDelegate.onCreate(ActionBarActivityDelegate.java:111) 05-20 12:49:29.432: E/AndroidRuntime(1273): at android.support.v7.app.ActionBarActivityDelegateICS.onCreate(ActionBarActivityDelegateICS.java:58) 05-20 12:49:29.432: E/AndroidRuntime(1273): at android.support.v7.app.ActionBarActivity.onCreate(ActionBarActivity.java:98) 05-20 12:49:29.432: E/AndroidRuntime(1273): at com.mrvaldemar.crystalball.MainActivity.onCreate(MainActivity.java:20) 05-20 12:49:29.432: E/AndroidRuntime(1273): at android.app.Activity.performCreate(Activity.java:5231) 05-20 12:49:29.432: E/AndroidRuntime(1273): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1087) 05-20 12:49:29.432: E/AndroidRuntime(1273): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2159)

1 Answer

Calvin Nix
Calvin Nix
43,828 Points

Did you also remember to edit the Manifest file?

Siddharth Saravanan
Siddharth Saravanan
1,208 Points

Yes Calvin Nix is right you have to edit the Manifest file to get the app to run