Invalid Build File Hash(2d42819b986650054a3b79b027287803) for chunk: app.js

[Er-Ramanand-Dubey]

/* can anyone help me? because my website goes down due to this error, Can anyone provide me a solution for this? */

at Server.handleBuildHash (/node_modules/next/dist/server/index.js:1265:15)
at Server._callee9$ (/node_modules/next/dist/server/index.js:486:28)
at tryCatch (/node_modules/babel-runtime/node_modules/regenerator-runtime/runtime.js:62:40)
at Generator.invoke [as _invoke] (/node_modules/babel-runtime/node_modules/regenerator-runtime/runtime.js:296:22)
at Generator.prototype.(anonymous function) [as next] (/node_modules/babel-runtime/node_modules/regenerator-runtime/runtime.js:114:21)
at step (/node_modules/babel-runtime/helpers/asyncToGenerator.js:17:30)
at /node_modules/babel-runtime/helpers/asyncToGenerator.js:35:14
at Promise ()
at F (/node_modules/core-js/library/modules/_export.js:36:28)
at Object. (/node_modules/babel-runtime/helpers/asyncToGenerator.js:14:12)
at Object._nextHashAppJs [as fn] (/node_modules/next/dist/server/index.js:500:27)
at Router._callee$ (/node_modules/next/dist/server/router.js:81:60)
at tryCatch (/node_modules/babel-runtime/node_modules/regenerator-runtime/runtime.js:62:40)
at Generator.invoke [as _invoke] (/node_modules/babel-runtime/node_modules/regenerator-runtime/runtime.js:296:22)
at Generator.prototype.(anonymous function) [as next] (/node_modules/babel-runtime/node_modules/regenerator-runtime/runtime.js:114:21)
at step (/

node_modules/babel-runtime/helpers/asyncToGenerator.js:17:30)

[timneutkens]

You should probably upgrade Next.js. handleBuildHash was removed ages ago.

[Er-Ramanand-Dubey]

thank you for the suggestion.
if I upgrade the NextJs in our project. will all dependencies of our project compatible with this version.

[Er-Ramanand-Dubey]

sir i am trying to upgrade Nextjs version.. but i am getting this error...can u help me

(node:2420) UnhandledPromiseRejectionWarning: TypeError: Cannot read property 'unshift' of undefined
at cfg.entry (\next.config.js:51:31)
at async DynamicEntryPlugin.webpackConfig.entry (\node_modules\next\dist\build\webpack-config.js:145:156)
(node:2420) UnhandledPromiseRejectionWarning: Unhandled promise rejection. This error originated either by throwing inside of an async function without a catch block, or by rejecting a promise which was not handled with .catch(). To terminate the node process on unhandled promise rejection, use the CLI flag --unhandled-rejections=strict (see https://nodejs.org/api/cli.html#cli_unhandled_rejections_mode). (rejection id: 1)
(node:2420) [DEP0018] DeprecationWarning: Unhandled promise rejections are deprecated. In the future, promise rejections that are not handled will terminate the Node.js process with a non-zero exit code.

[Er-Ramanand-Dubey]

sir can you provide me proper instruction for upgrading my NextJS version. because I m new in this.

[Er-Ramanand-Dubey]

sir my current Nextjs version is 4.0.