Cannot build frontend using Vite, TailwindCSS with PostCSS
10:04:32 PM [vite] Internal server error: [postcss] It looks like you're trying to use tailwindcss directly as a PostCSS plugin. The PostCSS plugin has moved to a separate package, so to continue using Tailwind CSS with PostCSS you'll need to install @tailwindcss/postcss > and update your PostCSS configuration. Plugin: vite:css File: ... 10:04:32 PM [vite] Internal server error: [postcss] Missing > "./components" specifier in "tailwindcss" package Plugin: vite:css File: ... I developed my chat app so I wanted everything updated so I removed node_modules then npm install and build then the above error keeps coming. It has to be something related to dependencies because it was working before I remove node_modules. npm cache clean --force npm install -D tailwindcss autoprefixer postcss I uninstalled them and did the above commands but it keeps giving me above error. What is the relation of PostCSS to TailwindCSS why are both dependent on each other? npx tailwindcss init also it says npm error could not determine executable to run npm error A complete log of this run can be found in: /home/amosmurmu/.npm/_logs/2025-01-23T15_39_50_870Z-debug-0.log I also tried to change Node.js version using NVM but it gives structured clone error so its not Node.js or NPX or NPM.
TailwindCSS v3 The installation of TailwindCSS v3 and v4 is different. You were expecting the v3 installation, but v4 is the new latest version. For v3 installation, use: npm install -D tailwindcss@3 Once this is done, the other steps remain unchanged: Get started with Tailwind CSS - TailwindCSS v3 Docs TailwindCSS v4 To install TailwindCSS v4, please refer to the updated installation and upgrade guides. Get started with Tailwind CSS - TailwindCSS v4 Docs Upgrading your Tailwind CSS projects from v3 to v4 - TailwindCSS v4 Docs Some related question for v4 upgrade: How to use TailwindCSS v4 & Vite without PostCSS Separated PostCSS plugin for TailwindCSS Removed @tailwind directives Automatic Source Detection from TailwindCSS v4 (instead of content property) Adding an external source or a package from within node_modules for detection Deprecated: Sass, Less and Stylus preprocessors support @import "tailwindcss"; does not work when used in a file with an .scss extension Sass and TailwindCSS v4 don't work together, but can be used separately How to use SCSS and TailwindCSS separately but side by side Problem installing TailwindCSS with Vite, after "npx tailwindcss init -p" command Error Installing Shadcn UI and Tailwind CSS in React.js Project with Vite I see you're using v4. The use of tailwind.config.js has been removed, and instead, you can use a simple CSS-first configuration. However, it's possible to use the legacy JavaScript-based configuration via the @config directive. New CSS-first configuration option in v4 (@theme, @custom-variant, @utility) TailwindCSS v4 is backwards compatible with v3 (@config) How to can create (functional) utilities with @utility without plugin TailwindCSS v4 with Vite npm uninstall postcss autoprefixer npm install tailwindcss @tailwindcss/vite Upgrade guide: new Vite plugin introduced - TailwindCSS v3 to v4 Getting started with Vite - TailwindCSS v4 Docs [vite] Internal server error: Failed to load PostCSS config TailwindCSS v4 with PostCSS npm uninstall autoprefixer npm install tailwindcss @tailwindcss/postcss postcss Upgrade guide: separated PostCSS plugin introduced - TailwindCSS v3 to v4 Getting started with PostCSS - TailwindCSS v4 Docs [postcss] It looks like you're trying to use tailwindcss directly as a PostCSS plugin
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