how can i resolve this node.js issue

i need help with this error. just starting out node.js and i got this error code when i tried running node index.js command

node index.js


node:internal/modules/cjs/loader:1228
  throw err;
  ^

Error: Cannot find module 'D:\MY FILES\CODING\BACKEND - NODE JS\complete-node-bootcamp-master\1-node-farm\index.js'
    at Module._resolveFilename (node:internal/modules/cjs/loader:1225:15)
    at Module._load (node:internal/modules/cjs/loader:1051:27)
    at Function.executeUserEntryPoint [as runMain] (node:internal/modules/run_main:174:12)        
    at node:internal/main/run_main_module:28:49 {
  code: 'MODULE_NOT_FOUND',
  requireStack: []
}

i then later ran npm install and npm start and then got another error:

npm error code ENOENT
npm error syscall open
npm error path D:\MY FILES\CODING\BACKEND - NODE JS\complete-node-bootcamp-master\1-node-farm\package.json
npm error errno -4058
npm error enoent Could not read package.json: Error: ENOENT: no such file or directory, open 'D:\MY FILES\CODING\BACKEND - NODE JS\complete-node-bootcamp-master\1-node-farm\package.json'
npm error enoent This is related to npm not being able to find a file.
npm error enoent