Gulp task run issue on gulp 4 version when I use postcss

[SudhakarKunda]

events.js:177 throw er; // Unhandled 'error' event ^

Error: ENOENT: no such file or directory, open 'c:\xampp\htdocs\site-name\dist\assets\images\pagenotfound.svg' Emitted 'error' event at: at ReadStream. (c:\xampp\htdocs\site-name\node_modules\jsdom\lib\jsdom\living\xhr-utils.js:181:16) at ReadStream.emit (events.js:200:13) at ReadStream.EventEmitter.emit (domain.js:471:20) at c:\xampp\htdocs\site-name\node_modules\graceful-fs\graceful-fs.js:207:14 at c:\xampp\htdocs\site-name\node_modules\graceful-fs\graceful-fs.js:258:16 at FSReqCallback.oncomplete (fs.js:153:23) { errno: -4058, code: 'ENOENT', syscall: 'open', path: 'c:\xampp\htdocs\site-name\dist\assets\images\pagenotfound.svg' }