安装后我无法启动Android Studio，这是错误：
sys-img-x68-addon-google_apis-google-21，extra-android-m2repository 还没有安装3个SDK组件
这是日志：
Android SDK was installed to C:\Users\Vincent\AppData\Local\Android\sdk
Refresh Sources:
Fetched Add-ons List successfully
Refresh Sources
Installing Archives:
Preparing to install archives
Download finished with wrong size. Expected 159505060 bytes, got 1527 bytes.
Download finished with wrong size. Expected 1848028 bytes, got 1537 bytes.
Download finished with wrong size. Expected 271448751 bytes, got 1559 bytes.
Download finished with wrong size. Expected 41693483 bytes, got 1533 bytes.
Download finished with wrong size. Expected 39017864 bytes, got 1531 bytes.
Done. Nothing was installed.
sys-img-x86-addon-google_apis-google-21, extra-android-m2repository and 3 more SDK components were not installed
注意：我在代理服务器上，但我已设置了代理设置 在此先感谢您的任何帮助