I had the same problem today. Try installing sass-loader v10.0.5 instead:

npm install -D [email protected] node-sass
Answer from Alfredo L'huissier on Stack Overflow
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npm
npmjs.com › package › sassjs-loader
sassjs-loader - npm
July 4, 2018 - A webpack loader for sass.js. Latest version: 2.0.0, last published: 8 years ago. Start using sassjs-loader in your project by running `npm i sassjs-loader`. There are 1 other projects in the npm registry using sassjs-loader.
      » npm install sassjs-loader
    
Published   Jul 04, 2018
Version   2.0.0
Author   Nick Heiner
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npm
npmjs.com › package › sass-loader
sass-loader - npm
February 5, 2026 - Sass loader for webpack. Latest version: 16.0.7, last published: a month ago. Start using sass-loader in your project by running `npm i sass-loader`. There are 12108 other projects in the npm registry using sass-loader.
      » npm install sass-loader
    
Published   Feb 05, 2026
Version   16.0.7
Author   J. Tangelder
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npm
npmjs.com › search
sass-loader - npm search
sass · postcss · webpack · ... 7 years ago4 dependents licensed under $ISC · 8,953 · A liferay-npm-bundler loader that runs `sass` or `node-sass` on source files....
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npm
npmjs.com › package › sass
sass - npm
3 days ago - You can install Sass globally using npm install -g sass which will provide access to the sass executable. You can also add it to your project using npm install --save-dev sass.
      » npm install sass
    
Published   Mar 10, 2026
Version   1.98.0
Author   Natalie Weizenbaum
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Next.js
nextjs.org › docs › app › guides › sass
Guides: Sass | Next.js
2 weeks ago - You can use component-level Sass via CSS Modules and the .module.scssor .module.sass extension.
Find elsewhere
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npm
npmjs.com › package › css-loader
css-loader - npm
1 month ago - css loader module for webpack. Latest version: 7.1.4, last published: 25 days ago. Start using css-loader in your project by running `npm i css-loader`. There are 17261 other projects in the npm registry using css-loader.
      » npm install css-loader
    
Published   Feb 16, 2026
Version   7.1.4
Author   Tobias Koppers @sokra
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npm
npmjs.com › package › sass-resources-loader
sass-resources-loader - npm
April 15, 2022 - This loader will load your SASS resources into every required SASS module.
      » npm install sass-resources-loader
    
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GitHub
github.com › webpack-contrib › sass-loader › blob › master › CHANGELOG.md
CHANGELOG.md - webpack/sass-loader
August 8, 2019 - Compiles Sass to CSS. Contribute to webpack/sass-loader development by creating an account on GitHub.
Author   webpack
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Socket
socket.dev › npm › package › sass-multi-version-loader
sass-multi-version-loader - npm Package Security Analysis - ...
August 9, 2024 - Sass loader for webpack · latest ... downloads · Created · 2 years ago · README · Source · Compiles sass to css using non-node-sass and support webpack 2.x This loader can only use dart-sass as the compiler and it supports ...
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SweetAlert2
sweetalert2.github.io
SweetAlert2
SweetAlert2 - a beautiful, responsive, customizable and accessible (WAI-ARIA) replacement for JavaScript's popup boxes
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Sass
sass-lang.com › install
Sass: Install Sass
If you use Node.js, you can also install Sass using npm by running
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Xeol
xeol.io › explorer › package › npm › sass-loader
sass-loader - npm EOL Analysis | Xeol
The latest version of sass-loader was released on Sep 20, 2024, and it is not deprecated.
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npm
npmjs.com › package › sass-loader-once
sass-loader-once - npm
December 2, 2015 - Sass loader once for webpack. Latest version: 0.0.2, last published: 10 years ago. Start using sass-loader-once in your project by running `npm i sass-loader-once`. There are 1 other projects in the npm registry using sass-loader-once.
      » npm install sass-loader-once
    
Published   Dec 02, 2015
Version   0.0.2
Author   zdzDesigner
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webpack
webpack.docschina.org › loaders › sass-loader
sass-loader | webpack 中文文档 - 印记中文
首先,你需要安装 sass-loader: · npm install sass-loader sass webpack --save-dev · sass-loader 需要预先安装 Dart Sass 或 Node Sass(可以在这两个链接中找到更多的资料)。这可以控制所有依赖的版本, ...
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Lacity
hpla.lacity.org › static › sass-loader › README.md
README.md
[![npm][npm]][npm-url] [![node][node]][node-url] [![tests][tests]][tests-url] [![coverage][cover]][cover-url] [![discussion][discussion]][discussion-url] [![size][size]][size-url] # sass-loader Loads a Sass/SCSS file and compiles it to CSS.