我正在使用node.js运行我的教授在我的chrome上给出的一个应用程序 . 发生了一些错事,但我不知道,因为我是一名新秀 . 结构如下:
/app
/models
answers.js
questions.js
sessions.js
user.js
passport.js
qmanage.js
routes.js
/config
auth.js
database.js
mcd.js
package.json
/public
some css png fonts jpg document
qloader.js
server.js
/views
some ejs document
首先,它显示了这个问题:
module.js:457
throw err;
^
Error: Cannot find module 'mongoose'
at Function.Module._resolveFilename (module.js:455:15)
at Function.Module._load (module.js:403:25)
at Module.require (module.js:483:17)
at require (internal/module.js:20:19)
at Object.<anonymous> (/Users/shen/Desktop/os/cse303.p2/server.js:2:16)
at Module._compile (module.js:556:32)
at Object.Module._extensions..js (module.js:565:10)
at Module.load (module.js:473:32)
at tryModuleLoad (module.js:432:12)
at Function.Module._load (module.js:424:3)
然后,基于这个帮助Node.js error Error: Cannot find module 'mongoose'我在项目的根路径中运行 npm install mongoose
. 然后我有以下错误:
dyn143030:cse shen$ node server.js
{ Error: Cannot find module '../build/Release/bson'
at Function.Module._resolveFilename (module.js:455:15)
at Function.Module._load (module.js:403:25)
at Module.require (module.js:483:17)
at require (internal/module.js:20:19)
at Object.<anonymous> (/Users/shen/Desktop/os/cse303.p2/node_modules/bson/ext/index.js:15:10)
at Module._compile (module.js:556:32)
at Object.Module._extensions..js (module.js:565:10)
at Module.load (module.js:473:32)
at tryModuleLoad (module.js:432:12)
at Function.Module._load (module.js:424:3) code: 'MODULE_NOT_FOUND' }
js-bson: Failed to load c++ bson extension, using pure JS version
events.js:160
throw er; // Unhandled 'error' event
^
Error: Invalid mongodb uri. Missing hostname
at muri (/Users/shen/Desktop/os/cse303.p2/node_modules/muri/lib/index.js:40:11)
at NativeConnection.Connection.open (/Users/shen/Desktop/os/cse303.p2/node_modules/mongoose/lib/connection.js:195:16)
at Mongoose.connect (/Users/shen/Desktop/os/cse303.p2/node_modules/mongoose/lib/index.js:212:15)
at Object.<anonymous> (/Users/shen/Desktop/os/cse303.p2/server.js:4:10)
at Module._compile (module.js:556:32)
at Object.Module._extensions..js (module.js:565:10)
at Module.load (module.js:473:32)
at tryModuleLoad (module.js:432:12)
at Function.Module._load (module.js:424:3)
at Module.runMain (module.js:590:10)
at run (bootstrap_node.js:394:7)
at startup (bootstrap_node.js:149:9)
at bootstrap_node.js:509:3
我试图从这个帮助找到解决方案[Cannot find module '../build/Release/bson'] code: 'MODULE_NOT_FOUND' } js-bson: Failed to load c++ bson extension, using pure JS version](https://stackoverflow.com/questions/28651028/cannot-find-module-build-release-bson-code-module-not-found-js-bson)但似乎不是我的情况,因为我使用的是OS X 10.11.3
dyn143030:cse shen$ node -v
v6.5.0
dyn143030:cse shen$ npm -v
3.10.3
从我的角度来看,我认为系统发现某个地方错了,所以如何修改呢?谢谢!如果需要更多信息,请告诉我 .
2 回答
我在node_modules \ bson \ ext \ index.js中找到
并在第10行更改路径
bson = require('../build/Release/bson');
至bson = require('bson');
您可以尝试将mongoose添加到package.json文件中的依赖项列表中,或者也可以在项目文件夹中执行> npm install mongoose .