node 报错 fail to load c++ bson extension,user pure JS version?

Question

C:\Users\Administrator\Desktop\项目\Nodeblog\Chapter1>node app.js
Failed to load c++ bson extension, using pure JS version
express-session deprecated undefined resave option; provide resave option app.js:36:9
express-session deprecated undefined saveUninitialized option; provide saveUninitialized option app.js:36:9
Express server listening on port 3000

Answer 1

参考资料-stackoverflow
npm update
npm install bson