最近运行虚拟机的时候logcat中总会不停的出现下面的error信息，程序还能正常运行，但是这是为什么呢，有什么解决方法么？
10-01 08:35:53.919: D/ExchangeService(678): Received deviceId from Email app: null
10-01 08:35:53.919: D/ExchangeService(678): !!! deviceId unknown; stopping self and retrying
10-01 08:35:59.085: D/ExchangeService(678): !!! EAS ExchangeService, onStartCommand, startingUp = false, running = false
10-01 08:35:59.095: W/ActivityManager(297): Unable to start service Intent { act=com.android.email.ACCOUNT_INTENT } U=0: not found
10-01 08:35:59.095: D/ExchangeService(678): !!! Email application not found; stopping self
10-01 08:35:59.125: W/ActivityManager(297): Unable to start service Intent { act=com.android.email.ACCOUNT_INTENT } U=0: not found
10-01 08:35:59.175: E/ActivityThread(678): Service com.android.exchange.ExchangeService has leaked ServiceConnection [email protected]7088 that was originally bound here
10-01 08:35:59.175: E/ActivityThread(678): android.app.ServiceConnectionLeaked: Service com.android.exchange.ExchangeService has leaked ServiceConnection [email protected]7088 that was originally bound here
10-01 08:35:59.175: E/ActivityThread(678): at android.app.LoadedApk$ServiceDispatcher.<init>(LoadedApk.java:969)
10-01 08:35:59.175: E/ActivityThread(678): at android.app.LoadedApk.getServiceDispatcher(LoadedApk.java:863)
10-01 08:35:59.175: E/ActivityThread(678): at android.app.ContextImpl.bindService(ContextImpl.java:1418)
10-01 08:35:59.175: E/ActivityThread(678): at android.app.ContextImpl.bindService(ContextImpl.java:1407)
10-01 08:35:59.175: E/ActivityThread(678): at android.content.ContextWrapper.bindService(ContextWrapper.java:473)
10-01 08:35:59.175: E/ActivityThread(678): at com.android.emailcommon.service.ServiceProxy.setTask(ServiceProxy.java:157)
10-01 08:35:59.175: E/ActivityThread(678): at com.android.emailcommon.service.ServiceProxy.setTask(ServiceProxy.java:145)
10-01 08:35:59.175: E/ActivityThread(678): at com.android.emailcommon.service.ServiceProxy.test(ServiceProxy.java:191)
10-01 08:35:59.175: E/ActivityThread(678): at com.android.exchange.ExchangeService$7.run(ExchangeService.java:1850)
10-01 08:35:59.175: E/ActivityThread(678): at com.android.emailcommon.utility.Utility$2.doInBackground(Utility.java:551)
10-01 08:35:59.175: E/ActivityThread(678): at com.android.emailcommon.utility.Utility$2.doInBackground(Utility.java:549)
10-01 08:35:59.175: E/ActivityThread(678): at android.os.AsyncTask$2.call(AsyncTask.java:287)
10-01 08:35:59.175: E/ActivityThread(678): at java.util.concurrent.FutureTask.run(FutureTask.java:234)
10-01 08:35:59.175: E/ActivityThread(678): at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1080)
10-01 08:35:59.175: E/ActivityThread(678): at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:573)
10-01 08:35:59.175: E/ActivityThread(678): at java.lang.Thread.run(Thread.java:856)
10-01 08:35:59.205: E/StrictMode(678): null
10-01 08:35:59.205: E/StrictMode(678): android.app.ServiceConnectionLeaked: Service com.android.exchange.ExchangeService has leaked ServiceConnection [email protected]7088 that was originally bound here
10-01 08:35:59.205: E/StrictMode(678): at android.app.LoadedApk$ServiceDispatcher.<init>(LoadedApk.java:969)
10-01 08:35:59.205: E/StrictMode(678): at android.app.LoadedApk.getServiceDispatcher(LoadedApk.java:863)
10-01 08:35:59.205: E/StrictMode(678): at android.app.ContextImpl.bindService(ContextImpl.java:1418)
10-01 08:35:59.205: E/StrictMode(678): at android.app.ContextImpl.bindService(ContextImpl.java:1407)
10-01 08:35:59.205: E/StrictMode(678): at android.content.ContextWrapper.bindService(ContextWrapper.java:473)
10-01 08:35:59.205: E/StrictMode(678): at com.android.emailcommon.service.ServiceProxy.setTask(ServiceProxy.java:157)
10-01 08:35:59.205: E/StrictMode(678): at com.android.emailcommon.service.ServiceProxy.setTask(ServiceProxy.java:145)
10-01 08:35:59.205: E/StrictMode(678): at com.android.emailcommon.service.ServiceProxy.test(ServiceProxy.java:191)
10-01 08:35:59.205: E/StrictMode(678): at com.android.exchange.ExchangeService$7.run(ExchangeService.java:1850)
10-01 08:35:59.205: E/StrictMode(678): at com.android.emailcommon.utility.Utility$2.doInBackground(Utility.java:551)
10-01 08:35:59.205: E/StrictMode(678): at com.android.emailcommon.utility.Utility$2.doInBackground(Utility.java:549)
10-01 08:35:59.205: E/StrictMode(678): at android.os.AsyncTask$2.call(AsyncTask.java:287)
10-01 08:35:59.205: E/StrictMode(678): at java.util.concurrent.FutureTask.run(FutureTask.java:234)