Index: functions.php
===================================================================
--- functions.php	(revision 44186)
+++ functions.php	(working copy)
@@ -6528,9 +6528,11 @@
  * @since 4.9.6
  */
 function wp_privacy_delete_old_export_files() {
-	require_once( ABSPATH . 'wp-admin/includes/file.php' );
 
 	$exports_dir  = wp_privacy_exports_dir();
+	if ( !is_dir( $exports_dir ) ) return;
+
+	require_once( ABSPATH . 'wp-admin/includes/file.php' ); 
 	$export_files = list_files( $exports_dir, 100, array( 'index.html' ) );
 
 	/**