刚刚真机调试打印错误了，之前一直没有。。。 errMsg: "cloud.callFunction:fail polling exceed max timeout retry (callId: 1591927356814-0.6794197597446838) (trace: 10:2:36 start->10:2:36 app show->10:2:52 timeout, retry->10:3:7 timeout, retry->10:3:23 timeout, abort); at cloud.callFunction api; " stack: "Error: errCode: -404012 polling exceed max timeout retry | errMsg: cloud.callFunction:fail polling exceed max timeout retry (callId: 1591927356814-0.6794197597446838) (trace: 10:2:36 start->10:2:36 app show->10:2:52 timeout, retry->10:3:7 timeout, retry->10:3:23 timeout, abort); at cloud.callFunction api; ↵ at new u (eval at n.call.document (http://127.0.0.1:26814/remote-debug/runtime.js?devtools_ignore=true:1:8794), <anonymous>:2:258831)↵ at d (eval at n.call.document (http://127.0.0.1:26814/remote-debug/runtime.js?devtools_ignore=true:1:8794), <anonymous>:2:259338)↵ at f (eval at n.call.document (http://127.0.0.1:26814/remote-debug/runtime.js?devtools_ignore=true:1:8794), <anonymous>:2:259433)↵ at eval (eval at n.call.document (http://127.0.0.1:26814/remote-debug/runtime.js?devtools_ignore=true:1:8794), <anonymous>:2:426528)↵ at eval (eval at n.call.document (http://127.0.0.1:26814/remote-debug/runtime.js?devtools_ignore=true:1:8794), <anonymous>:2:255256)↵ at Object.eval [as next] (eval at n.call.document (http://127.0.0.1:26814/remote-debug/runtime.js?devtools_ignore=true:1:8794), <anonymous>:2:255361)↵ at r (eval at n.call.document (http://127.0.0.1:26814/remote-debug/runtime.js?devtools_ignore=true:1:8794), <anonymous>:2:254107)"

可能有小伙伴会遇到和我一样的问题，记录一下： 原因就是楼上大神回答的那样，本地调试是不能从云函数配置的环境变量中取值的，只能从IDE右下角的输入框配置 [图片]