Error when I run => " npm run dev"

[Edgargmc]

./app/index.scss
Module not found: Error: Cannot resolve 'file' or 'directory' ../node_modules/css-loader/index.js in C:\AJs\ajswp/app
resolve file
C:\AJs\node_modules\css-loader\index.js doesn't exist
C:\AJs\node_modules\css-loader\index.js.web-loader.js doesn't exist
C:\AJs\node_modules\css-loader\index.js.loader.js doesn't exist
C:\AJs\node_modules\css-loader\index.js.webpack-loader.js doesn't exist
C:\AJs\node_modules\css-loader\index.js.js doesn't exist
resolve directory
C:\AJs\node_modules\css-loader\index.js doesn't exist (directory default file)
C:\AJs\node_modules\css-loader\index.js\package.json doesn't exist (directory description file)
[C:\AJs\node_modules\css-loader\index.js]
[C:\AJs\node_modules\css-loader\index.js.web-loader.js]
[C:\AJs\node_modules\css-loader\index.js.loader.js]
[C:\AJs\node_modules\css-loader\index.js.webpack-loader.js]
[C:\AJs\node_modules\css-loader\index.js.js]
@ ./app/index.scss 4:14-191 13:2-17:4 14:20-197

./app/index.scss
Module not found: Error: Cannot resolve 'file' or 'directory' ../node_modules/style-loader/addStyles.js in C:\AJs\ajswp/app
resolve file
C:\AJs\node_modules\style-loader\addStyles.js doesn't exist
C:\AJs\node_modules\style-loader\addStyles.js.webpack.js doesn't exist
C:\AJs\node_modules\style-loader\addStyles.js.web.js doesn't exist
C:\AJs\node_modules\style-loader\addStyles.js.js doesn't exist
C:\AJs\node_modules\style-loader\addStyles.js.json doesn't exist
resolve directory
C:\AJs\node_modules\style-loader\addStyles.js doesn't exist (directory default file)
C:\AJs\node_modules\style-loader\addStyles.js\package.json doesn't exist (directory description file)
[C:\AJs\node_modules\style-loader\addStyles.js]
[C:\AJs\node_modules\style-loader\addStyles.js.webpack.js]
[C:\AJs\node_modules\style-loader\addStyles.js.web.js]
[C:\AJs\node_modules\style-loader\addStyles.js.js]
[C:\AJs\node_modules\style-loader\addStyles.js.json]
@ ./app/index.scss 7:13-66