Here are some informations from phpinfo:
zip:
Zip enabled
Extension Version $Id: 57d060f4ff33b65935fb35c9950c3b3979486d58 $
Zip version 1.11.0
Libzip version 0.10.1
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xml:
XMLReader enabled
core library version xmlrpc-epi v. 0.51
php extension version 0.51
author Dan Libby
homepage https://xmlrpc-epi.sourceforge.net
open sourced by Epinions.com
XMLWriter enabled
_______________________________________________
Simplexml support enabled
Revision $Id: 6b8e23a01a85046737ef7d31346da5164505c179 $
Schema support enabled
I downloaded the files from spout an replace the files inside the plugin, but the problem can’t be fixed.