我正在试验新的 android studio IDE，并按照说明导出我的旧 eclipse 项目并将其导入到 android studio。该项目之前运行得很漂亮，但在 android studio 中它在启动时崩溃：
414/? E/dalvikvm: Could not find method android.view.Display.getRotation, referenced from method com.eliddell.AR.ARLaunch.onCreate
05-17 10:45:04.315 414-414/? W/dalvikvm: VFY: unable to resolve virtual method 31: Landroid/view/Display;.getRotation ()I
05-17 10:45:04.315 414-414/? W/dalvikvm: VFY: rejecting opcode 0x6e at 0x0029
05-17 10:45:04.315 414-414/? W/dalvikvm: VFY: rejected Lcom/eliddell/AR/ARLaunch;.onCreate (Landroid/os/Bundle;)V
05-17 10:45:04.315 414-414/? W/dalvikvm: Verifier rejected class Lcom/eliddell/AR/ARLaunch;
05-17 10:45:04.315 414-414/? W/dalvikvm: Class init failed in newInstance call (Lcom/eliddell/AR/ARLaunch;)
05-17 10:45:04.315 414-414/? D/AndroidRuntime: Shutting down VM
05-17 10:45:04.315 414-414/? W/dalvikvm: threadid=3: thread exiting with uncaught exception (group=0x4001aa28)
05-17 10:45:04.315 414-414/? E/AndroidRuntime: Uncaught handler: thread main exiting due to uncaught exception
05-17 10:45:04.325 414-414/? E/AndroidRuntime: java.lang.VerifyError: com.eliddell.AR.ARLaunch
at java.lang.Class.newInstanceImpl(Native Method)
at java.lang.Class.newInstance(Class.java:1472)
at android.app.Instrumentation.newActivity(Instrumentation.java:1097)
at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2316)
at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2417)
at android.app.ActivityThread.access$2100(ActivityThread.java:116)
at android.app.ActivityThread$H.handleMessage(ActivityThread.java:1794)
at android.os.Handler.dispatchMessage(Handler.java:99)
at android.os.Looper.loop(Looper.java:123)
at android.app.ActivityThread.main(ActivityThread.java:4203)
at java.lang.reflect.Method.invokeNative(Native Method)
at java.lang.reflect.Method.invoke(Method.java:521)
at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:791)
at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:549)
at dalvik.system.NativeStart.main(Native Method)
05-17 10:45:04.325 79-83/system_process I/Process: Sending signal. PID: 414 SIG: 3
05-17 10:45:04.325 414-417/? I/dalvikvm: threadid=7: reacting to signal 3
05-17 10:45:04.335 414-417/? E/dalvikvm: Unable to open stack trace file '/data/anr/traces.txt': Permission denied
05-17 10:45:08.105 414-414/? I/Process: Sending signal. PID: 414 SIG: 9
05-17 10:45:08.105 79-84/system_process I/ActivityManager: Process com.eliddell.AR (pid 414) has died.
05-17 10:45:08.165 79-84/system_process W/UsageStats: Unexpected resume of com.android.launcher while already resumed in com.eliddell.AR
05-17 10:45:08.245 79-85/system_process W/InputManagerService: Window already focused, ignoring focus gain of: com.android.internal.view.IInputMethodClient$Stub$Proxy@43864b20
关于什么是错的任何想法？或者我如何将我的旧项目恢复到 Eclipse
