How to Fix AssertionError [ERR_ASSERTION]: Task Function Must Be Specified

How to Fix AssertionError [ERR_ASSERTION]: Task Function Must Be Specified

AssertionError [ERR_ASSERTION]: Task Function Must Be Specified error occurs in JavaScript because starting from Gulp.js version 4, the “list parameter has been deprecated.” Overview of error and solution How to fix the error? To fix the Task Function Must Be Specified error,  use the “gulp.series() and gulp.parallel()” functions. These functions allow a more explicit and … Read more

How to Fix Referenceerror: module is not defined in es module scope

How to Fix Referenceerror: module is not defined in es module scope

Referenceerror: module is not defined in es module scope error occurs in JavaScript when you try to use the “module.exports” CommonJS syntax in “ES module (EcmaScript module).” Comparison of CommonJS and ES Modules Feature / System CommonJS Modules ES Modules Syntax for Exporting module.exports export Syntax for Importing require() import File extension (Node) .js .mjs (or … Read more

How to Fix Error: only absolute urls are supported in Next.js

How to Fix Error: only absolute urls are supported in Next.js

Error: only absolute urls are supported occurs in Next.js when you try to make a fetch or network request to a relative URL instead of an absolute URL. How to fix the error? To fix the only absolute urls are supported error in Next.js, hardcode the server address into your fetch request. For example, if … Read more

How to Fix ReferenceError: fetch is not defined in Node.js

How to Fix ReferenceError: fetch is not defined in Node.js

ReferenceError: fetch is not defined error occurs when trying to “use the fetch() function in a Node.js environment, but fetch is not natively available in Node.js.” In browsers, the fetch API provides a simple way to make network requests. But in Node.js, it is not available. Reproduce the error const fetch = require(‘node-fetch’); fetch(‘https://askjavascript.com’) .then(response … Read more

How to Fix error: cannot find module ‘express’

How to Fix error: cannot find module 'express'

The error: cannot find module ‘express’ occurs when the Express.js module is not installed in your project, or there’s an issue with your node_modules directory. How to fix the error The easiest way to fix the error is to install express in your project using this command: npm install express –save. This command will install Express … Read more

How to Fix Cannot find module ‘fs/promises’ in Node.js

To fix the cannot find module ‘fs/promises’ error in Node.js, upgrade or download the latest stable Node version. This should have the ‘fs/promises’ module, which will resolve the issue. The main reason for the error is when using a Node.js version below 14.0. This means the module ‘fs/promises’ is not included in Node.js by default … Read more

How to Fix error: cannot find module ‘node:events’ in Node.js

How to Fix error - cannot find module 'node-events' in Node.js

Error: cannot find module ‘node:events’ occur in Node.js when you try to “use a built-in module using the node: prefix, which was introduced in Node.js version 14.x for ES modules.” There are two main reasons for the error. When running an older version of Node.js that doesn’t support the “node:” prefix. When you have misconfigured … Read more

How to Fix nodemon clean exit – waiting for changes before restart

The nodemon clean exit – waiting for changes before restart message suggests that “nodemon has detected that your Node.js application has stopped without errors.” It is now in a waiting state, monitoring your files for any changes. It will restart your application once it detects a change in any of the monitored files. Nodemon is … Read more

How to Fix yarn requires node.js 4.0 or higher to be installed

How to Fix yarn requires node.js 4.0 or higher to be installed

Yarn requires node.js 4.0 or higher to be installed warning occurs when you try to install yarn package manager but use Node.js version below version 4.0. To fix the yarn requires node.js 4.0 or higher to be installed error, “install the latest version of Node.js or upgrade your current Node.js version to the latest version.” … Read more

How to Fix Webpack: Conflicting values for ‘process.env.NODE_ENV’

How to Fix Webpack - Conflicting values for ‘process.env.NODE_ENV’

Webpack: Conflicting values for ‘process.env.NODE_ENV’ error occurs when you “configure DefinePlugin incorrectly or try to reassign process.env.NODE_ENV when instantiating the plugin.” DefinePlugin allows you to define global constants that can be configured at compile time. It is specifically helpful for having development-only code or API endpoints based on the build environment. Reproduce the error const … Read more