The Classic Problem (Pre-React 17) Before React 17, you needed to import React in every file using JSX because JSX was transformed into React.createElement() calls: Without this import, you’d get….
Fixing “Failed to Compile” Due to Missing Babel/Webpack Configuration This error occurs when your React project lacks proper transpilation setup. Here’s how to resolve it based on your project type:….
Forgetting to Import React in JSX The Classic Error Before React 17, you’d encounter this error when forgetting to import React: React 17+ Automatic Runtime Good news: Since React 17….
Troubleshooting Webpack ES6+ Transpilation Issues If Webpack isn’t correctly transpiling your ES6+ code to browser-compatible JavaScript, here are the key areas to check: Common Causes and Solutions 1. Missing or….
The error “ESLint parsing error: Unexpected token < in JSX” typically occurs when ESLint is unable to parse JSX syntax in your JavaScript files. This happens because ESLint doesn’t recognize….
This Webpack error occurs when your build system encounters files it doesn’t know how to process. Here’s how to resolve it: Primary Solutions 1. Install Required Babel Loaders 2. Create….
