Arkadaşlar Action Bar'daki yazı stilini değistirmek istiyorum bunun için ne yapmam gerekir?

Arkadaşlar kilitlenme hatası var şoyle nasıl çözebilirim:

java.lang.RuntimeException: Unable to start activity  android.view.InflateException: Binary XML file line #22: Error inflating class <unknown>
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2814)
at android.app.ActivityThread.startActivityNow(ActivityThread.java:2554)
at android.app.LocalActivityManager.moveToState(LocalActivityManager.java:135)
at android.app.LocalActivityManager.startActivity(LocalActivityManager.java:347)
at android.widget.TabHost$IntentContentStrategy.getContentView(TabHost.java:780)
at android.widget.TabHost.setCurrentTab(TabHost.java:439)
at android.widget.TabHost$2.onTabSelectionChanged(TabHost.java:180)
at android.widget.TabWidget$TabClickListener.onClick(TabWidget.java:551)
at android.view.View.performClick(View.java:5217)
at android.view.View$PerformClick.run(View.java:20983)
at android.os.Handler.handleCallback(Handler.java:739)
at android.os.Handler.dispatchMessage(Handler.java:95)
at android.os.Looper.loop(Looper.java:145)
at android.app.ActivityThread.main(ActivityThread.java:6141)
at java.lang.reflect.Method.invoke(Native Method)
at java.lang.reflect.Method.invoke(Method.java:372)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:1399)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:1194)
Caused by: android.view.InflateException: Binary XML file line #22: Error inflating class <unknown>
at android.view.LayoutInflater.createView(LayoutInflater.java:640)
at com.android.internal.policy.impl.PhoneLayoutInflater.onCreateView(PhoneLayoutInflater.java:55)
at android.view.LayoutInflater.onCreateView(LayoutInflater.java:689)
at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:748)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:813)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:821)
at android.view.LayoutInflater.rInflate(LayoutInflater.java:821)
at android.view.LayoutInflater.inflate(LayoutInflater.java:511)
at android.view.LayoutInflater.inflate(LayoutInflater.java:415)
at android.view.LayoutInflater.inflate(LayoutInflater.java:366)
at com.android.internal.policy.impl.PhoneWindow.setContentView(PhoneWindow.java:449)
at android.app.Activity.setContentView(Activity.java:2278)
at android.app.Activity.performCreate(Activity.java:6374)
at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1119)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2767)
... 17 more
Caused by: java.lang.reflect.InvocationTargetException
at java.lang.reflect.Constructor.newInstance(Native Method)
at java.lang.reflect.Constructor.newInstance(Constructor.java:288)
at android.view.LayoutInflater.createView(LayoutInflater.java:614)
... 32 more
Caused by: java.lang.OutOfMemoryError: Failed to allocate a 15260172 byte allocation with 6192832 free bytes and 5MB until OOM
at dalvik.system.VMRuntime.newNonMovableArray(Native Method)
at android.graphics.BitmapFactory.nativeDecodeAsset(Native Method)
at android.graphics.BitmapFactory.decodeStream(BitmapFactory.java:816)
at android.graphics.BitmapFactory.decodeResourceStream(BitmapFactory.java:637)
at android.graphics.drawable.Drawable.createFromResourceStream(Drawable.java:1019)
at android.content.res.Resources.loadDrawableForCookie(Resources.java:3778)
at android.content.res.Resources.loadDrawable(Resources.java:3651)
at android.content.res.TypedArray.getDrawable(TypedArray.java:762)
at android.view.View.<init>(View.java:3990)
at android.widget.ImageView.<init>(ImageView.java:144)
at android.widget.ImageView.<init>(ImageView.java:140)
at android.widget.ImageView.<init>(ImageView.java:136)

Arkadaşlar viewflipper kullandıgım uygulamam var fakat fazla image yükleyince hata veriyor ne yapmam gerekir?

HATA:  Caused by:java.leng.OutOfMemoryError : Failed to allocate

            at.dalviksystem.VMRuntime.newnonmovableArray

            at.androidgraphics.bitmapFactory.NativeDecodeAsset

          at.androidgraphics.bitmapFactory.NativeDecodeStream

        at.java.lang.reflect.Constructor.NewInstance

Arkadaşlar uygulamayı güncellemeden  uygulamaya yeni fotoğraflar yüklemek istiyorum bunun için ne kullanmam gerekir ? 

Arkadaşlar Jar mismatch! fix your dependencies hatası alıyorum bu yuzden libraryleri kullanamıyorum ne yapmam gerekir?