[Android Software/Hacking General [Developers Only]] Seduce:
Hi,

I have the same problem with the app on my Xperia J (stock JB 4.1.2).

I tried to take a log, I hope it helps...

11-01 12:48:47.170 I/ActivityManager( 490): START {act=android.intent.action.MAIN cat=[android.intent.category.LAUNCHER] flg=0x10200000 cmp=com.androguide.recovery.emulator/.Main bnds=[240,408][240,408] u=0} from pid 716

11-01 12:48:47.260 I/ActivityManager( 490): Start proc com.androguide.recovery.emulator for activity com.androguide.recovery.emulator/.Main: pid=5499 uid=10077 gids={1015, 1028}

11-01 12:48:47.350 E/Trace ( 5499): error opening trace file: No such file or directory (2)

11-01 12:48:47.360 I/eFrame ( 5260): pkgname_before:com.teslacoilsw.launcher

11-01 12:48:47.480 W/dalvikvm( 5499): threadid=1: thread exiting with uncaught exception (group=0x40c26450)

11-01 12:48:47.500 E/AndroidRuntime( 5499): FATAL EXCEPTION: main

11-01 12:48:47.500 E/AndroidRuntime( 5499): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.androguide.recovery.emulator/com.androguide.recovery.emulator.Main}: java.lang.RuntimeException: Binary XML file line #73: You must supply a layout_width attribute.

11-01 12:48:47.500 E/AndroidRuntime( 5499):	at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2065)

11-01 12:48:47.500 E/AndroidRuntime( 5499):	at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2090)

11-01 12:48:47.500 E/AndroidRuntime( 5499):	at android.app.ActivityThread.access$600(ActivityThread.java:136)

11-01 12:48:47.500 E/AndroidRuntime( 5499):	at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1201)

11-01 12:48:47.500 E/AndroidRuntime( 5499):	at android.os.Handler.dispatchMessage(Handler.java:99)

11-01 12:48:47.500 E/AndroidRuntime( 5499):	at android.os.Looper.loop(Looper.java:137)

11-01 12:48:47.500 E/AndroidRuntime( 5499):	at android.app.ActivityThread.main(ActivityThread.java:4802)

11-01 12:48:47.500 E/AndroidRuntime( 5499):	at java.lang.reflect.Method.invokeNative(Native Method)

11-01 12:48:47.500 E/AndroidRuntime( 5499):	at java.lang.reflect.Method.invoke(Method.java:511)

11-01 12:48:47.500 E/AndroidRuntime( 5499):	at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:813)

11-01 12:48:47.500 E/AndroidRuntime( 5499):	at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:580)

11-01 12:48:47.500 E/AndroidRuntime( 5499):	at dalvik.system.NativeStart.main(Native Method)

11-01 12:48:47.500 E/AndroidRuntime( 5499): Caused by: java.lang.RuntimeException: Binary XML file line #73: You must supply a layout_width attribute.

11-01 12:48:47.500 E/AndroidRuntime( 5499):	at android.content.res.TypedArray.getLayoutDimension(TypedArray.java:491)

11-01 12:48:47.500 E/AndroidRuntime( 5499):	at android.view.ViewGroup$LayoutParams.setBaseAttributes(ViewGroup.java:5592)

11-01 12:48:47.500 E/AndroidRuntime( 5499):	at android.view.ViewGroup$MarginLayoutParams.<init>(ViewGroup.java:5735)

11-01 12:48:47.500 E/AndroidRuntime( 5499):	at android.widget.LinearLayout$LayoutParams.<init>(LinearLayout.java:1868)

11-01 12:48:47.500 E/AndroidRuntime( 5499):	at android.widget.LinearLayout.generateLayoutParams(LinearLayout.java:1780)

11-01 12:48:47.500 E/AndroidRuntime( 5499):	at android.widget.LinearLayout.generateLayoutParams(LinearLayout.java:63)

11-01 12:48:47.500 E/AndroidRuntime( 5499):	at android.view.LayoutInflater.rInflate(LayoutInflater.java:748)

11-01 12:48:47.500 E/AndroidRuntime( 5499):	at android.view.LayoutInflater.rInflate(LayoutInflater.java:749)

11-01 12:48:47.500 E/AndroidRuntime( 5499):	at android.view.LayoutInflater.inflate(LayoutInflater.java:489)

11-01 12:48:47.500 E/AndroidRuntime( 5499):	at android.view.LayoutInflater.inflate(LayoutInflater.java:396)

11-01 12:48:47.500 E/AndroidRuntime( 5499):	at android.view.LayoutInflater.inflate(LayoutInflater.java:352)

11-01 12:48:47.500 E/AndroidRuntime( 5499):	at com.android.internal.policy.impl.PhoneWindow.setContentView(PhoneWindow.java:256)

11-01 12:48:47.500 E/AndroidRuntime( 5499):	at android.app.Activity.setContentView(Activity.java:1869)

11-01 12:48:47.500 E/AndroidRuntime( 5499):	at com.androguide.recovery.emulator.Main.onCreate(Main.java:67)

11-01 12:48:47.500 E/AndroidRuntime( 5499):	at android.app.Activity.performCreate(Activity.java:5013)

11-01 12:48:47.500 E/AndroidRuntime( 5499):	at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1079)

11-01 12:48:47.500 E/AndroidRuntime( 5499):	at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2029)

11-01 12:48:47.500 E/AndroidRuntime( 5499):	... 11 more

11-01 12:48:47.500 W/ActivityManager( 490): Force finishing activity com.androguide.recovery.emulator/.Main

11-01 12:48:47.850 D/-heap ( 490): GC_CONCURRENT freed 1355K, 26% free 15423K/20615K, paused 28ms+16ms, total 252ms

11-01 12:48:48.100 W/ActivityManager( 490): Activity pause timeout for ActivityRecord{41cb7cb0 com.androguide.recovery.emulator/.Main}

11-01 12:48:48.240 I/ActivityManager( 490): No longer want com.google.android.syncadapters.calendar (pid 5136): hidden #13

11-01 12:48:48.530 I/eFrame ( 5260): pkgname_before:com.androguide.recovery.emulator

11-01 12:48:49.430 W/InputMethodManagerService( 490): Window already focused, ignoring focus gain of: com.android.internal.view.IInputMethodClient$Stub$Proxy@41977168 attribute=null

11-01 12:48:49.450 I/ActivityManager( 490): Process com.androguide.recovery.emulator (pid 5499) has died.

11-01 12:48:51.880 I/NotificationService( 490): mScreenStateChanged not changed. Drop the update light request.

greez