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Hot reload not working at latest version of Next.js

Freshabout 20 hours ago

Mar 14, 20260 views

Confidence Score95%

95%

Problem

Verify canary release - [X] I verified that the issue exists in the latest Next.js canary release Provide environment information [code block] Which area(s) of Next.js are affected? (leave empty if unsure) _No response_ Link to the code that reproduces this issue or a replay of the bug - To Reproduce 1. npx create-next-app@latest (next-tw) 2. yarn install 3. yarn dev Describe the Bug [code block] Expected Behavior Hot reload should work Which browser are you using? (if relevant) _No response_ How are you deploying your application? (if relevant) _No response_

Error Output

Error: __webpack_require__.ts is not a function

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2 Fixes

Canonical Fix

Unverified Fix

New Fix – Awaiting Verification

Fix Hot Reload Issue in Next.js Canary Release

Medium Risk

The hot reload feature in the latest Next.js canary release is failing due to an incompatibility with Webpack's module resolution. The error '__webpack_require__.ts is not a function' indicates that the TypeScript loader may not be properly configured or that there are conflicts with the module exports in the current setup.

Awaiting Verification

Be the first to verify this fix

1
Update Next.js and Dependencies
Ensure that you are using the latest version of Next.js and its dependencies. Sometimes, bugs are fixed in newer releases.
bash
```
yarn upgrade next react react-dom
```
2
Check TypeScript Configuration
Verify that your TypeScript configuration is correct. Ensure that 'tsconfig.json' is properly set up for Next.js. You may need to add or update the following settings:
json
```
{
  "compilerOptions": {
    "target": "esnext",
    "module": "esnext",
    "jsx": "preserve",
    "moduleResolution": "node",
    "esModuleInterop": true,
    "skipLibCheck": true
  }
}
```
3
Clear Cache
Sometimes, cached files can cause issues. Clear the cache by running the following command to ensure that all files are freshly compiled.
bash
```
yarn cache clean
```
4
Check Webpack Configuration
If you have a custom Webpack configuration, ensure that it is compatible with the latest Next.js version. Remove any conflicting loaders or plugins that may interfere with TypeScript.
javascript
```
// Example of a minimal custom Webpack config
module.exports = {
  module: {
    rules: [
      {
        test: /\.tsx?$/,
        use: 'ts-loader',
        exclude: /node_modules/,
      },
    ],
  },
};
```
5
Restart Development Server
After making the above changes, restart your development server to apply the updates and check if hot reload is functioning as expected.
bash
```
yarn dev
```

Validation

To confirm the fix worked, make a change in one of your components and observe if the hot reload feature updates the browser without a full page refresh. If the error persists, check the console for any new error messages.

1 low-confidence fix

Unverified Fix

New Fix – Awaiting Verification

Fix Hot Reload Issue in Next.js Canary Release

Medium Risk

The error '__webpack_require__.ts is not a function' indicates that there may be a problem with the Webpack configuration or module resolution in the latest Next.js canary release. This can occur due to incompatible dependencies or a misconfiguration in the project setup.

Awaiting Verification

Be the first to verify this fix

1
Check Next.js Version
Ensure that you are using the latest canary version of Next.js. Sometimes, issues are fixed in subsequent releases.
bash
```
yarn add next@canary
```
2
Clear Cache
Clear the npm or yarn cache to remove any potentially corrupted files that may be causing the issue.
bash
```
yarn cache clean
```
3
Update Dependencies
Ensure all dependencies are up to date, as older versions may conflict with the latest Next.js features.
bash
```
yarn upgrade
```
4
Check Webpack Configuration
If you have a custom Webpack configuration, review it for any incompatibilities with the latest Next.js version. Consider removing custom configurations temporarily to see if the issue persists.
javascript
```
Remove or comment out custom Webpack settings in next.config.js
```
5
Restart Development Server
After making the above changes, restart the development server to apply the updates.
bash
```
yarn dev
```

Validation

To confirm the fix worked, make changes to a component file and observe if the changes reflect in the browser without a full page reload. If hot reloading functions correctly, the issue is resolved.

Environment

Submitted by

Alex Chen

2450 rep

Hot reload not working at latest version of Next.js

Problem

Error Output

2 Fixes

Fix Hot Reload Issue in Next.js Canary Release

Update Next.js and Dependencies

Check TypeScript Configuration

Clear Cache

Check Webpack Configuration

Restart Development Server

Validation

Fix Hot Reload Issue in Next.js Canary Release

Check Next.js Version

Clear Cache

Update Dependencies

Check Webpack Configuration

Restart Development Server

Validation

Environment

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