wp-content/plugins/flush-opcache/flush-opcache.php on line 288 intext

Hi, on one website i receive this error after the update.
fatal error: Uncaught UnexpectedValueException: RecursiveDirectoryIterator::__construct($): failed to open dir: No such file or directory in /home/xxxxxxx/public_html/wp-content/plugins/flush-opcache/flush-opcache.php:288 Stack trace: #0 /home/xxxxxxx/public_html/wp-content/plugins/flush-opcache/flush-opcache.php(288): RecursiveDirectoryIterator->__construct(‘$’, 4096) #1 /home/xxxxxxxx/public_html/wp-content/plugins/flush-opcache/flush-opcache.php(111): flush_opcache_reset() #2 /home/xxxxxx/public_html/wp-includes/class-wp-hook.php(286): flush_opcache(”) #3 /home/xxxxxxx/public_html/wp-includes/class-wp-hook.php(310): WP_Hook->apply_filters(NULL, Array) #4 /home/xxxxxxxx/public_html/wp-includes/plugin.php(453): WP_Hook->do_action(Array) #5 /home/xxxxxxx/public_html/wp-admin/admin.php(156): do_action(‘admin_init’) #6 /home/xxxxxxxx/public_html/wp-admin/options-general.php(10): require_once(‘/home/xxxxxx/…’) #7 {main} thrown in /home/xxxxxxx/public_html/wp-content/plugins/flush-opcache/flush-opcache.php on line 288

i have try with php7.1 and 7.2

I wait your answer
Thanks