Check if the 'mirroring' property exists in media-views.js

[MMDeveloper]

/wp-includes/js/media-views.js

<?php
this.collection.mirroring.args.s 

on line 2121 should be

<?php
                if ( 
    this.collection.hasOwnProperty('mirroring') &&
    this.collection.mirroring.args.s
){

Similar issue
/wp-includes/js/media-views.min.js

[mukesh27]

Duplicate of #53856.

[Shital Patel]

I found this line in js\media\views\attachments\browser.js. let me know if any changes.