我正在尝试在Intel x86 android emualtor上运行我的应用程序。这个模拟器工作得非常快，但今天我收到此错误并且无法在模拟器中测试我的应用程序。
[2012-08-11 15:42:34 - Practice2] Android Launch!
[2012-08-11 15:42:34 - Practice2] adb is running normally.
[2012-08-11 15:42:34 - Practice2] Performing com.umer.practice2.SplashScreen activity launch
[2012-08-11 15:42:34 - Practice2] Automatic Target Mode: using existing emulator 'emulator-5554' running compatible AVD 'a'
[2012-08-11 15:42:34 - Practice2] Uploading Practice2.apk onto device 'emulator-5554'
[2012-08-11 15:46:24 - Practice2] Installing Practice2.apk...
[2012-08-11 15:48:25 - Practice2] Failed to install Practice2.apk on device 'emulator-5554!
[2012-08-11 15:48:25 - Practice2] (null)
[2012-08-11 15:48:25 - Practice2] Launch canceled!
我该怎么做才能解决这个问题？
由于