Fatal error on phpbbforum module

I dont know what im doing but i got this fatal error, i already did deleting all the /phpbb3/cache and flushing the drupal cache.. still it keeps come back again.. anyone can help ?? thanks

Fatal error: Uncaught VBridgeException: [1]: exit thrown in /var/www/vhosts/slank.com/httpdocs/sites/all/modules/phpbbforum/includes/phpbbvbridge/phpbb_api_hooks.php on line 147

thanks for help.