ppom file upload js not working

the file upload has worked so far.
he no longer responds to anything.

console error : en.js?ver=5.6:2 Uncaught ReferenceError: plupload is not defined
at en.js?ver=5.6:2

js error :

// English (en) plupload.addI18n({“Stop Upload”:”Stop Upload”,”Upload URL might be wrong or doesn’t exist.”:”Upload URL might be wrong or doesn’t exist.”,”tb”:”tb”,”Size”:”Size”,”Close”:”Close”,”You must specify either browse_button or drop_element.”:”You must specify either browse_button or drop_element.”,”Init error.”:”Init error.”,”Add files to the upload queue and click the start button.”:”Add files to the upload queue and click the start button.”,”List”:”List”,”Filename”:”Filename”,”%s specified, but cannot be found.”:”%s specified, but cannot be found.”,”Image format either wrong or not supported.”:”Image format either wrong or not supported.”,”Status”:”Status”,”HTTP Error.”:”HTTP Error.”,”Start Upload”:”Start Upload”,”Error: File too large:”:”Error: File too large:”,”kb”:”kb”,”Duplicate file error.”:”Duplicate file error.”,”File size error.”:”File size error.”,”N/A”:”N/A”,”gb”:”gb”,”Error: Invalid file extension:”:”Error: Invalid file extension:”,”Select files”:”Select files”,”%s already present in the queue.”:”%s already present in the queue.”,”Resoultion out of boundaries! <b>%s</b> runtime supports images only up to %wx%hpx.”:”Resoultion out of boundaries! <b>%s</b> runtime supports images only up to %wx%hpx.”,”File: %s”:”File: %s”,”b”:”b”,”Uploaded %d/%d files”:”Uploaded %d/%d files”,”Upload element accepts only %d file(s) at a time. Extra files were stripped.”:”Upload element accepts only %d file(s) at a time. Extra files were stripped.”,”%d files queued”:”%d files queued”,”File: %s, size: %d, max file size: %d”:”File: %s, size: %d, max file size: %d”,”Thumbnails”:”Thumbnails”,”Drag files here.”:”Drag files here.”,”Runtime ran out of available memory.”:”Runtime ran out of available memory.”,”File count error.”:”File count error.”,”File extension error.”:”File extension error.”,”mb”:”mb”,”Add Files”:”Add Files”});

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