# Error using builder rspack
Webpack/rspack builders don't work in dev with pages
pending triage
ModuleNotFoundError: Can't resolve webpack-builder/dist/webpack/loaders/transform.js
3.xpending triageneeds reproduction
webpack-builder broken in nuxt 3.8.0
good first issue3.xbugwebpack❗ p4-important
webpack is required for rspack builder
workaround availablebugupstream🔨 p3-minorrspack
Build error on Windows
workaround availablepending triageupstreamwindows