prosze o pomoc

prosze o pomoc mam stara wersje kazdy juz o tym wie i jest vlad z 2 linijka pisze regeneratian is not an entity type

on damage of player:
    victim doesn't have regeneration
    attacker's tool's type is any sword
    attacker's tool's name is "&e&oExcalibur"
    type of victim's helmet is diamond helmet
    name of victim's helmet is "&5Demoniczny Helm"
    type of victim's chestplate is diamond chestplate
    name of victim's helmet is "&5Demoniczny Napiersnik"
    type of victim's helmet is diamond leggings
    name of victim's helmet is "&5Demoniczne Nogawice"
    type of victim's helmet is diamond boots
    name of victim's helmet is "&5Demoniczne Buty"
    damage victim by 7 hearts 
    send "&cOtrzymales dodatkowe obraznia. Z powodu braku efektu regeneracji!" to victim