[英]Mongoose is installed, but I get the error "Cannot Find Module Mongoose"
我將 mongoose 包含到我的 Node.js 項目中,但是當我啟動服務器時出現此錯誤:`Error: Cannot find module 'mongoose'
Error: Cannot find module 'mongoose'
at Function.Module._resolveFilename (internal/modules/cjs/loader.js:611:15)
at Function.Module._load (internal/modules/cjs/loader.js:537:25)
at Module.require (internal/modules/cjs/loader.js:665:17)
at require (internal/modules/cjs/helpers.js:20:18)
at Object.<anonymous> (/Users/jaredmoats/Desktop/Web-Development/courses/full-stack-react/models/User.js:1:80)
at Module._compile (internal/modules/cjs/loader.js:736:30)
at Object.Module._extensions..js (internal/modules/cjs/loader.js:747:10)
at Module.load (internal/modules/cjs/loader.js:628:32)
at tryModuleLoad (internal/modules/cjs/loader.js:568:12)
at Function.Module._load (internal/modules/cjs/loader.js:560:3)
at Module.require (internal/modules/cjs/loader.js:665:17)
at require (internal/modules/cjs/helpers.js:20:18)
at Object.<anonymous> (/Users/jaredmoats/Desktop/Web-Development/courses/full-stack-react/server/index.js:5:1)
at Module._compile (internal/modules/cjs/loader.js:736:30)
at Object.Module._extensions..js (internal/modules/cjs/loader.js:747:10)
at Module.load (internal/modules/cjs/loader.js:628:32)
這讓我感到困惑,因為我的 mongoose 幾周前就成功地完成了這個項目。 它突然決定不工作了。
有誰知道發生了什么事?
編輯:
這是我的 index.js。
const express = require("express");
const mongoose = require("mongoose");
const keys = require("./config/keys");
require("./services/passport");
require("../models/User");
mongoose.connect(keys.mongoURI);
console.log(keys.mongoURI);
//generate a new express application
const app = express();
//Call the exported function in authRoutes immediately after it's required.
require("./routes/authRoutes")(app);
//dyanamically figure out what port to listen to (for heroku)
const PORT = process.env.PORT || 5000;
//tell express to start listening on assigned port
app.listen(PORT);
非常感謝!
試試這個
rm -rf node_modules
npm install -g npm@latest
npm i core-util-is
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