TypeError: os.tmpDir is not a function
   at new Form (/home/vcontroller/cloudenforce/opcsec/contrail-web-core/node_modules/multiparty/index.js:55:44)
   at exports.SystemUpload (xx.js:103:16)
   at callbacks (xx.js/node_modules/express/lib/router/index.js:164:37)
   at param (/home/vcontroller/cloudenforce/opcsec/contrail-web-core/node_modules/express/lib/router/index.js:138:11)
   at pass (xx.js/node_modules/express/lib/router/index.js:145:5)
   at Router._dispatch (xx.js/node_modules/express/lib/router/index.js:173:5)
   at Object.router [as handle] (xx.js/node_modules/express/lib/router/index.js:33:10)
   at next (xx.js/node_modules/connect/lib/proto.js:174:15)
   at Immediate.<anonymous> (xx.js/node_modules/express-session/index.js:502:7)
   at processImmediate (internal/timers.js:463:21)

https://nodejs.org/api/os.html#os_os_tmpdir 

http://nodejs.dovov.com/os-tmpdir.html

已被弃用