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Installation error:INSTALL_FAILED_VERSION_DOWNGRADE

由于安装apk的VersionCode高于已有当前程序

<?xml version="1.0" encoding="utf-8"?><manifest xmlns:android="http://schemas.android.com/apk/res/android"    package="com.my.test"    android:versionCode="48"    android:versionName="3.0.0" >

 

Installation error:INSTALL_FAILED_VERSION_DOWNGRADE