[2015-10-29 14:21:03 – zzh] —
[2015-10-29 14:21:03 – zzh] Android Launch!
[2015-10-29 14:21:03 – zzh] adb is running normally.
[2015-10-29 14:21:03 – zzh] Performing com.example.zzh.MainActivity activity launch
[2015-10-29 14:21:03 – zzh] Automatic Target Mode: using existing emulator “”emulator-5554″” running compatible AVD “”Android6.0″”
[2015-10-29 14:21:03 – zzh] Uploading zzh.apk onto device “”emulator-5554″”
[2015-10-29 14:21:03 – zzh] Installing zzh.apk…
[2015-10-29 14:21:03 – zzh] Installation error: INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE
[2015-10-29 14:21:03 – zzh] Please check logcat output for more details.
[2015-10-29 14:21:03 – zzh] Launch canceled!
新建的项目，里面只有Hello world 这是什么原因？
网上本人找了一下 找不到这种类型的错误
谢谢！
[2015-10-29 14:21:03 – zzh] Android Launch!
[2015-10-29 14:21:03 – zzh] adb is running normally.
[2015-10-29 14:21:03 – zzh] Performing com.example.zzh.MainActivity activity launch
[2015-10-29 14:21:03 – zzh] Automatic Target Mode: using existing emulator “”emulator-5554″” running compatible AVD “”Android6.0″”
[2015-10-29 14:21:03 – zzh] Uploading zzh.apk onto device “”emulator-5554″”
[2015-10-29 14:21:03 – zzh] Installing zzh.apk…
[2015-10-29 14:21:03 – zzh] Installation error: INSTALL_FAILED_PERMISSION_MODEL_DOWNGRADE
[2015-10-29 14:21:03 – zzh] Please check logcat output for more details.
[2015-10-29 14:21:03 – zzh] Launch canceled!
新建的项目，里面只有Hello world 这是什么原因？
网上本人找了一下 找不到这种类型的错误
谢谢！
解决方案：40分
是不是有相同apk安装了，可以找找看。
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