刚刚接触Android,创建了一个project直接运行报错,求指导!谢谢

刚刚接触Android,创建了一个project直接运行报错,求指导!多谢!
Console:
---------------------------------------------------------------------------------------
[2014-07-18 13:01:18 - helloAndroid] Android Launch!
[2014-07-18 13:01:18 - helloAndroid] adb is running normally.
[2014-07-18 13:01:18 - helloAndroid] Performing com.example.helloandroid.MainActivity activity launch
[2014-07-18 13:01:18 - helloAndroid] Automatic Target Mode: using existing emulator 'emulator-5554' running compatible AVD 'test'
[2014-07-18 13:01:18 - helloAndroid] Uploading helloAndroid.apk onto device 'emulator-5554'
[2014-07-18 13:01:19 - helloAndroid] Installing helloAndroid.apk...
[2014-07-18 13:01:31 - helloAndroid] Success!
[2014-07-18 13:01:31 - helloAndroid] Starting activity com.example.helloandroid.MainActivity on device emulator-5554
[2014-07-18 13:01:32 - helloAndroid] ActivityManager: WARNING: linker: libdvm.so has text relocations. This is wasting memory and prevents security hardening. Please fix.
[2014-07-18 13:01:34 - helloAndroid] ActivityManager: Starting: Intent { act=android.intent.action.MAIN cat=[android.intent.category.LAUNCHER] cmp=com.example.helloandroid/.MainActivity }


LogCat:
--------------------------------------------------------------------------------------
07-18 05:00:20.234: E/AndroidRuntime(1888): FATAL EXCEPTION: main
07-18 05:00:20.234: E/AndroidRuntime(1888): Process: com.example.helloandroid, PID: 1888
07-18 05:00:20.234: E/AndroidRuntime(1888): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.example.helloandroid/com.example.helloandroid.MainActivity}: android.util.AndroidRuntimeException: You cannot combine swipe dismissal and the action bar.
07-18 05:00:20.234: E/AndroidRuntime(1888):  at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2197)
07-18 05:00:20.234: E/AndroidRuntime(1888):  at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2258)
07-18 05:00:20.234: E/AndroidRuntime(1888):  at android.app.ActivityThread.access$800(ActivityThread.java:138)
07-18 05:00:20.234: E/AndroidRuntime(1888):  at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1209)
07-18 05:00:20.234: E/AndroidRuntime(1888):  at android.os.Handler.dispatchMessage(Handler.java:102)
07-18 05:00:20.234: E/AndroidRuntime(1888):  at android.os.Looper.loop(Looper.java:136)
07-18 05:00:20.234: E/AndroidRuntime(1888):  at android.app.ActivityThread.main(ActivityThread.java:5026)
07-18 05:00:20.234: E/AndroidRuntime(1888):  at java.lang.reflect.Method.invokeNative(Native Method)
07-18 05:00:20.234: E/AndroidRuntime(1888):  at java.lang.reflect.Method.invoke(Method.java:515)
07-18 05:00:20.234: E/AndroidRuntime(1888):  at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:777)
07-18 05:00:20.234: E/AndroidRuntime(1888):  at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:602)
07-18 05:00:20.234: E/AndroidRuntime(1888):  at dalvik.system.NativeStart.main(Native Method)
07-18 05:00:20.234: E/AndroidRuntime(1888): Caused by: android.util.AndroidRuntimeException: You cannot combine swipe dismissal and the action bar.
07-18 05:00:20.234: E/AndroidRuntime(1888):  at com.android.internal.policy.impl.PhoneWindow.requestFeature(PhoneWindow.java:275)
07-18 05:00:20.234: E/AndroidRuntime(1888):  at com.android.internal.policy.impl.PhoneWindow.generateLayout(PhoneWindow.java:2872)
07-18 05:00:20.234: E/AndroidRuntime(1888):  at com.android.internal.policy.impl.PhoneWindow.installDecor(PhoneWindow.java:3129)
07-18 05:00:20.234: E/AndroidRuntime(1888):  at com.android.internal.policy.impl.PhoneWindow.setContentView(PhoneWindow.java:303)
07-18 05:00:20.234: E/AndroidRuntime(1888):  at android.app.Activity.setContentView(Activity.java:1930)
07-18 05:00:20.234: E/AndroidRuntime(1888):  at android.support.v7.app.ActionBarActivity.superSetContentView(ActionBarActivity.java:217)
07-18 05:00:20.234: E/AndroidRuntime(1888):  at android.support.v7.app.ActionBarActivityDelegateICS.setContentView(ActionBarActivityDelegateICS.java:110)
07-18 05:00:20.234: E/AndroidRuntime(1888):  at android.support.v7.app.ActionBarActivity.setContentView(ActionBarActivity.java:77)
07-18 05:00:20.234: E/AndroidRuntime(1888):  at com.example.helloandroid.MainActivity.onCreate(MainActivity.java:14)
07-18 05:00:20.234: E/AndroidRuntime(1888):  at android.app.Activity.performCreate(Activity.java:5242)
07-18 05:00:20.234: E/AndroidRuntime(1888):  at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1087)
07-18 05:00:20.234: E/AndroidRuntime(1888):  at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2161)
07-18 05:00:20.234: E/AndroidRuntime(1888):  ... 11 more