Error compiling assets

I'm trying to run "npm run dev" but get the following errors. It seen like it is trying to compile some images? Do I need to modify the relative paths to the background images in the sass files? If you want I can upload the whole code to git hub

These relative modules were not found:

• ../img/PSlogo.png in ./node_modules/css-loader??ref--5-2!./node_modules/postcs s-loader/lib??postcss!./node_modules/resolve-url-loader??ref--5-4!./node_modules /sass-loader/lib/loader.js??ref--5-5!./resources/assets/sass/app.sass
• ../img/home/bienvenidos-background.png in ./node_modules/css-loader??ref--5-2! ./node_modules/postcss-loader/lib??postcss!./node_modules/resolve-url-loader??re f--5-4!./node_modules/sass-loader/lib/loader.js??ref--5-5!./resources/assets/sas s/app.sass
• ../img/home/compromiso.jpg in ./node_modules/css-loader??ref--5-2!./node_modul es/postcss-loader/lib??postcss!./node_modules/resolve-url-loader??ref--5-4!./nod e_modules/sass-loader/lib/loader.js??ref--5-5!./resources/assets/sass/app.sass
• ../img/home/descripcion-background.png in ./node_modules/css-loader??ref--5-2! ./node_modules/postcss-loader/lib??postcss!./node_modules/resolve-url-loader??re f--5-4!./node_modules/sass-loader/lib/loader.js??ref--5-5!./resources/assets/sas s/app.sass
• ../img/home/epoca-background.png in ./node_modules/css-loader??ref--5-2!./node _modules/postcss-loader/lib??postcss!./node_modules/resolve-url-loader??ref--5-4 !./node_modules/sass-loader/lib/loader.js??ref--5-5!./resources/assets/sass/app. sass
• ../img/home/exigentes.jpg in ./node_modules/css-loader??ref--5-2!./node_module s/postcss-loader/lib??postcss!./node_modules/resolve-url-loader??ref--5-4!./node _modules/sass-loader/lib/loader.js??ref--5-5!./resources/assets/sass/app.sass
• ../img/home/productos-background.png in ./node_modules/css-loader??ref--5-2!./ node_modules/postcss-loader/lib??postcss!./node_modules/resolve-url-loader??ref- -5-4!./node_modules/sass-loader/lib/loader.js??ref--5-5!./resources/assets/sass/ app.sass
• ../img/productos/respiratorio/canula-nasal-adulto2.gif in ./node_modules/css-l oader??ref--5-2!./node_modules/postcss-loader/lib??postcss!./node_modules/resolv e-url-loader??ref--5-4!./node_modules/sass-loader/lib/loader.js??ref--5-5!./reso urces/assets/sass/app.sass
• ../img/productos/respiratorio/canula-nasal-adulto2.png in ./node_modules/css-l oader??ref--5-2!./node_modules/postcss-loader/lib??postcss!./node_modules/resolv e-url-loader??ref--5-4!./node_modules/sass-loader/lib/loader.js??ref--5-5!./reso urces/assets/sass/app.sass
• ../img/productos/respiratorio/conector.gif in ./node_modules/css-loader??ref-- 5-2!./node_modules/postcss-loader/lib??postcss!./node_modules/resolve-url-loader ??ref--5-4!./node_modules/sass-loader/lib/loader.js??ref--5-5!./resources/assets /sass/app.sass
• ../img/productos/respiratorio/humidificador.gif in ./node_modules/css-loader?? ref--5-2!./node_modules/postcss-loader/lib??postcss!./node_modules/resolve-url-l oader??ref--5-4!./node_modules/sass-loader/lib/loader.js??ref--5-5!./resources/a ssets/sass/app.sass
• ../img/productos/respiratorio/humidificador.png in ./node_modules/css-loader?? ref--5-2!./node_modules/postcss-loader/lib??postcss!./node_modules/resolve-url-l oader??ref--5-4!./node_modules/sass-loader/lib/loader.js??ref--5-5!./resources/a ssets/sass/app.sass
• ../img/productos/respiratorio/kit-nebulizador-adulto-2.gif in ./node_modules/c ss-loader??ref--5-2!./node_modules/postcss-loader/lib??postcss!./node_modules/re solve-url-loader??ref--5-4!./node_modules/sass-loader/lib/loader.js??ref--5-5!./ resources/assets/sass/app.sass Asset Size Chunks Chunk Names /js/app.js 1.4 MB 0 [emitted] [big] /js/app