Ticket #48776: 48776.patch

src/js/_enqueues/lib/language-chooser.js

@@ -21 +21 @@
          */
         var option = select.children( 'option:selected' );
         submit.attr({
-                value: option.data( 'continue' ),
+                value: option.data( 'continue' ) || 'Continue',
                 lang: option.attr( 'lang' )
         });
 });