Question

这些是我从目录sangam

运行grunt serve命令后得到的语句

C:\Users\Rohit\Documents\GitHub\sangam>grunt serve
Running "serve" task

Running "clean:server" (clean) task

Running "env:all" (env) task

Running "concurrent:server" (concurrent) task

Running "injector:scripts" (injector) task
Missing option `template`, using `dest` as template instead
Injecting js files (14 files)
>> Nothing changed

Running "injector:css" (injector) task
Missing option `template`, using `dest` as template instead
Injecting css files (5 files)
>> Nothing changed

Running "wiredep:target" (wiredep) task

Running "autoprefixer:dist" (autoprefixer) task

Running "express:dev" (express) task
Starting background Express server
Debugger listening on port 5858
module.js:327
    throw err;
    ^

Error: Cannot find module 'mongodb/node_modules/bson'
    at Function.Module._resolveFilename (module.js:325:15)
    at Function.Module._load (module.js:276:25)
    at Module.require (module.js:353:17)
    at require (internal/module.js:12:17)
    at Object.<anonymous> (C:\Users\Rohit\Documents\GitHub\sangam\node_modules\mongoose\lib\drivers\node-mongodb-native\objectid.js:8:16)
    at Module._compile (module.js:409:26)
    at Object.Module._extensions..js (module.js:416:10)
    at Module.load (module.js:343:32)
    at Function.Module._load (module.js:300:12)
    at Module.require (module.js:353:17)

Running "wait" task
>> Waiting for server reload...
Done waiting!

Running "open:server" (open) task

Running "watch" task
Waiting...

运行grunt服务后，我收到了该错误

＆＃34;找不到模块＆m ;; mongodb / node_modules / bson＆＃39;＆＃34; ，

打开localhost页面，但是我得到了＃34;无法到达此页＆＃34; ，请帮我这个

Answer 1

如github-issue所述，请尝试执行以下步骤： -

确保这两个包都是这些版本

＆＃34; mongodb＆＃34;：＆＃34; ^ 2.1.16＆＃34;，   ＆＃34; mongoose＆＃34;：＆＃34; ^ 4.4.12＆＃34;

npm install -g node-gyp 
cd /to/your/project-folder
rm -rf node_modules
npm install

也可以尝试： -

在node_modules / mongodb中执行npm install。

希望这会对你有所帮助。

Answer 2

尝试再次将mongoose 4.2.8更改为package.json和npm install。它既适用于本地，也适用于heroku。

Answer 3

一定要做到这一点非常重要：

npm install -g node-gyp 
cd /to/your/project-folder
rm -rf node_modules
npm install

Answer 4

我做了什么 刚删除了node_modules文件夹并运行

npm install

它运作良好。

找不到模块＆＃39; mongodb / node_modules / bson＆＃39;

4 个答案: