i have the error in express js yup validation applying in the router side

node:internal/modules/cjs/loader:1147
[0] throw err;
[0] ^
[0]
[0] Error: Cannot find module '../yup/Yup'
[0] Require stack:
[0] - D:\My_Own_Learning\expressForm\Server\routers\bookRouter.js
[0] - D:\My_Own_Learning\expressForm\Server\app.js
[0] at Module._resolveFilename (node:internal/modules/cjs/loader:1144:15)
[0] at Module._load (node:internal/modules/cjs/loader:985:27)
[0] at Module.require (node:internal/modules/cjs/loader:1235:19)
[0] at require (node:internal/modules/helpers:176:18)
[0] at Object. (D:\My_Own_Learning\expressForm\Server\routers\bookRouter.js:3:32)
[0] at Module._compile (node:internal/modules/cjs/loader:1376:14)
[0] at Module._extensions..js (node:internal/modules/cjs/loader:1435:10)
[0] at Module.load (node:internal/modules/cjs/loader:1207:32)
[0] at Module._load (node:internal/modules/cjs/loader:1023:12)
[0] at Module.require (node:internal/modules/cjs/loader:1235:19) {
[0] code: 'MODULE_NOT_FOUND',
[0] requireStack: [
[0] 'D:\My_Own_Learning\expressForm\Server\routers\bookRouter.js',
[0] 'D:\My_Own_Learning\expressForm\Server\app.js'
[0] ]
[0] }
[0]
[0] Node.js v20.11.0
[0] [nodemon] app crashed - waiting for file changes before starting...
[1] 6:27:33 pm [vite] http proxy error: /api/bookRouter/postFormData
[1] AggregateError
[1] at internalConnectMultiple (node:net:1114:18)
[1] at afterConnectMultiple (node:net:1667:5)