UPLOAD ERROR – From ZIP

Error Details
=============
An error of type E_ERROR was caused in line 269 of the file /home/ef2wtb4uiip0/public_html/TS2.SITE/wp-content/plugins/memphis-documents-library/includes/mdocs-import.php. Error message: Uncaught Error: Class ‘ZipArchive’ not found in /home/ef2wtb4uiip0/public_html/TS2.SITE/wp-content/plugins/memphis-documents-library/includes/mdocs-import.php:269
Stack trace:
#0 /home/ef2wtb4uiip0/public_html/TS2.SITE/wp-content/plugins/memphis-documents-library/includes/mdocs-batch-upload.php(37): mdocs_unzip(‘/tmp/phpgacaAJ’, ‘/tmp’)
#1 /home/ef2wtb4uiip0/public_html/TS2.SITE/wp-content/plugins/memphis-documents-library/includes/mdocs-dashboard.php(27): mdocs_batch_upload(‘batch’)
#2 /home/ef2wtb4uiip0/public_html/TS2.SITE/wp-content/plugins/memphis-documents-library/includes/mdocs-dashboard.php(15): mdocs_dashboard_view()
#3 /home/ef2wtb4uiip0/public_html/TS2.SITE/wp-includes/class-wp-hook.php(286): mdocs_dashboard(”)
#4 /home/ef2wtb4uiip0/public_html/TS2.SITE/wp-includes/class-wp-hook.php(310): WP_Hook->apply_filters(”, Array)
#5 /home/ef2wtb4uiip0/public_html/TS2.SITE/wp-includes/plugin.php(465): WP_Hook->do_action(Array)
#6 /home/ef2wtb4uiip0/public_html/TS2.SITE/wp-admin/admin.php(253): do_action(‘t