使用bcrypt哈希密码时出错：找不到模块bcrypt_lib.node

问题描述

我正在使用node.js开发一个api项目，并在尝试使用bcrypt包对我的代码进行哈希处理时收到此错误：

  throw err;
  ^

Error: Cannot find module '/home/emad/work/node.js/npm-demo/node_modules/bcrypt/lib/binding/napi-v3/bcrypt_lib.node'
Require stack:
- /home/emad/work/node.js/npm-demo/node_modules/bcrypt/bcrypt.js
- /home/emad/work/node.js/npm-demo/routes/users.js
- /home/emad/work/node.js/npm-demo/index.js
    at Function.Module._resolveFilename (internal/modules/cjs/loader.js:965:15)
    at Function.Module._load (internal/modules/cjs/loader.js:841:27)
    at Module.require (internal/modules/cjs/loader.js:1025:19)
    at require (internal/modules/cjs/helpers.js:72:18)
    at Object.<anonymous> (/home/emad/work/node.js/npm-demo/node_modules/bcrypt/bcrypt.js:6:16)
    at Module._compile (internal/modules/cjs/loader.js:1137:30)
    at Object.Module._extensions..js (internal/modules/cjs/loader.js:1157:10)
    at Module.load (internal/modules/cjs/loader.js:985:32)
    at Function.Module._load (internal/modules/cjs/loader.js:878:14)
    at Module.require (internal/modules/cjs/loader.js:1025:19)
    at require (internal/modules/cjs/helpers.js:72:18)
    at Object.<anonymous> (/home/emad/work/node.js/npm-demo/routes/users.js:1:16)
    at Module._compile (internal/modules/cjs/loader.js:1137:30)
    at Object.Module._extensions..js (internal/modules/cjs/loader.js:1157:10)
    at Module.load (internal/modules/cjs/loader.js:985:32)
    at Function.Module._load (internal/modules/cjs/loader.js:878:14)
    at Module.require (internal/modules/cjs/loader.js:1025:19)
    at require (internal/modules/cjs/helpers.js:72:18)
    at Object.<anonymous> (/home/emad/work/node.js/npm-demo/index.js:8:14)
    at Module._compile (internal/modules/cjs/loader.js:1137:30)
    at Object.Module._extensions..js (internal/modules/cjs/loader.js:1157:10)
    at Module.load (internal/modules/cjs/loader.js:985:32) {
  code: 'MODULE_NOT_FOUND',requireStack: [
    '/home/emad/work/node.js/npm-demo/node_modules/bcrypt/bcrypt.js','/home/emad/work/node.js/npm-demo/routes/users.js','/home/emad/work/node.js/npm-demo/index.js'
  ]
}

我的操作系统是Ubuntu 18.04.5 LTS，我安装了npm站点bcrypt页面中记录的所有依赖项

解决方法

尝试以下步骤并运行：-

1. 删除node_modules文件夹
2. 运行st
3. npm安装