无法启动'./qemu/windows-x86_64/qemu-system-i386.exe':没有此类文件或目录

我跟着这个链接一切 http://ionicframework.com/docs/guide/installation.html 和我装Genymotion的Android Studio......但我下面......所示的错误挣扎每当我运行ionic run android或ionic emulate android:

Running command: "C:\Program Files\nodejs\node.exe" 
C:\Users\t\todo\hooks\after_prepare\010_add_platform_class.js 
C:/Users/t/todo
add to body class: platform-android
Running command: cmd "/s /c "C:\Users\t\todo\platforms\android\cordova\run.bat""
ANDROID_HOME=C:\Users\t\AppData\Local\Android\sdk
JAVA_HOME=C:\Program Files\Java\jdk1.7.0_79\
WARNING : No target specified, deploying to emulator
WARNING : no emulator specified, defaulting to Nexus_5_API_23_x86
Waiting for emulator...
Could not launch './qemu/windows-x86_64/qemu-system-i386.exe': No such file or directory

我真的没有得到如何纠正这一部分...任何建议或帮助将非常感激......

我正在使用带有SDK Build-Tools 25.0.2的Android Studio 2.3,我的问题解决了安装"Android Emulator":