Android Studio Runtime Error :    Run Time errors guys... App does not open. Please advise

Whenever I run the app on my device it does not open I only get the following message "Unfortunately My_APP has stopped working" Any help is much appreciated I have been working on this for a while now and this error is really bugging me. 

    01-15 18:55:18.264 4285-4285/com.example.adeel.lfc_news E/AndroidRuntime: FATAL EXCEPTION: main
                                                                          Process: com.example.adeel.lfc_news, PID: 4285
                                                                          java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.adeel.lfc_news/com.example.adeel.lfc_news.MainActivity}: java.lang.IllegalArgumentException: AppCompat does not support the current theme features: { windowActionBar: false, windowActionBarOverlay: false, android:windowIsFloating: false, windowActionModeOverlay: false, windowNoTitle: false }
                                                                              at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2658)
                                                                              at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2723)
                                                                              at android.app.ActivityThread.access$900(ActivityThread.java:172)
                                                                              at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1422)
                                                                              at android.os.Handler.dispatchMessage(Handler.java:102)
                                                                              at android.os.Looper.loop(Looper.java:145)
                                                                              at android.app.ActivityThread.main(ActivityThread.java:5832)
                                                                              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: java.lang.IllegalArgumentException: AppCompat does not support the current theme features: { windowActionBar: false, windowActionBarOverlay: false, android:windowIsFloating: false, windowActionModeOverlay: false, windowNoTitle: false }
                                                                              at android.support.v7.app.AppCompatDelegateImplV7.createSubDecor(AppCompatDelegateImplV7.java:458)
                                                                              at android.support.v7.app.AppCompatDelegateImplV7.ensureSubDecor(AppCompatDelegateImplV7.java:312)
                                                                              at android.support.v7.app.AppCompatDelegateImplV7.setContentView(AppCompatDelegateImplV7.java:277)
                                                                              at android.support.v7.app.AppCompatActivity.setContentView(AppCompatActivity.java:140)
                                                                              at com.example.adeel.lfc_news.MainActivity.onCreate(MainActivity.java:24)
                                                                              at android.app.Activity.performCreate(Activity.java:6221)
                                                                              at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1119)
                                                                              at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2611)
                                                                              at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2723) 
                                                                              at android.app.ActivityThread.access$900(ActivityThread.java:172) 
                                                                              at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1422) 
                                                                              at android.os.Handler.dispatchMessage(Handler.java:102) 
                                                                              at android.os.Looper.loop(Looper.java:145) 
                                                                              at android.app.ActivityThread.main(ActivityThread.java:5832) 
                                                                              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) 
