help with plugin error

error:

Code:

2017-10-11 [21:08:01] [Server thread/CRITICAL]: ErrorException: "Declaration of EmreTr1\Text::attack($damage, pocketmine\event\entity\EntityDamageEvent $event) should be compatible with pocketmine\entity\Living::attack(pocketmine\event\entity\EntityDamageEvent $source)" (EXCEPTION) in "plugins/LiveTexts-Soft/src/EmreTr1/Text" at line 63

code:

PHP:

    public function attack($damage, EntityDamageEvent $event){
        $event->setCancelled(true);
        parent::attack($damage, $event);
    }

 

What you trying?

 

nothing, it's an error from someone's plugin im just trying to fix
plugin is livetext

 

Wrong section