code: 'MODULE_NOT_FOUND',

[gunmasterg9]

sudo npm start

[email protected] start
node ./server/index.js

node:internal/modules/cjs/loader:1137
throw err;
^

Error: Cannot find module 'express'
Require stack:

• /home/admin/Downloads/pi-weather-station/server/index.js
  at Module._resolveFilename (node:internal/modules/cjs/loader:1134:15)
  at Module._load (node:internal/modules/cjs/loader:975:27)
  at Module.require (node:internal/modules/cjs/loader:1225:19)
  at require (node:internal/modules/helpers:177:18)
  at Object. (/home/admin/Downloads/pi-weather-station/server/index.js:1:17)
  at Module._compile (node:internal/modules/cjs/loader:1356:14)
  at Module._extensions..js (node:internal/modules/cjs/loader:1414:10)
  at Module.load (node:internal/modules/cjs/loader:1197:32)
  at Module._load (node:internal/modules/cjs/loader:1013:12)
  at Function.executeUserEntryPoint [as runMain] (node:internal/modules/run_main:128:12) {
  code: 'MODULE_NOT_FOUND',
  requireStack: [ '/home/admin/Downloads/pi-weather-station/server/index.js' ]
  }

Node.js v18.19.0

[nolsen42]

Install express in npm

npm install express