主要是https://packagecontrol.io 这个被墙了 下载不下来导致的错误，把下载链接改为国内的.
操作步骤：
- 打开：
Preferences > Package Settings > Package Control > Settings - User
- 添加
"channels":
[
"http://cst.stu.126.net/u/json/cms/channel_v3.json",
//“https://packagecontrol.io/channel_v3.json”,
//“https://web.archive.org/web/20160103232808/https://packagecontrol.io/channel_v3.json”,
//“https://gist.githubusercontent.com/nick1m/660ed046a096dae0b0ab/raw/e6e9e23a0bb48b44537f61025fbc359f8d586eb4/channel_v3.json”
]