create-react-app 5.0 failed to parse source map
Author: popuguytheparrotCreated Dec 24, 2021Updated May 19, 2026
What's the current behavior?
WARNING in ./node_modules/react-big-calendar/lib/css/react-big-calendar.css (./node_modules/css-loader/dist/cjs.js??ruleSet[1].rules[1].oneOf[5].use[1]!./node_modules/postcss-loader/dist/cjs.js??ruleSet[1].rules[1].oneOf[5].use[2]!./node_modules/source-map-loader/dist/cjs.js!./node_modules/react-big-calendar/lib/css/react-big-calendar.css)
Module Warning (from ./node_modules/source-map-loader/dist/cjs.js):
Failed to parse source map from '/node_modules/react-big-calendar/src/sass/variables.scss' file: Error: ENOENT: no such file or directory, open '/node_modules/react-big-calendar/src/sass/variables.scss'
@ ./node_modules/react-big-calendar/lib/css/react-big-calendar.css 8:6-254 22:17-24 26:7-21 58:25-39 59:36-47 59:50-64 61:4-74:5 63:6-73:7 64:54-65 64:68-82 70:42-53 70:56-70 72:21-28 83:0-224 83:0-224 84:22-29 84:33-47 84:50-64"react-big-calendar": "0.38.2",
Source: bigcalendar/react-big-calendar