esto no entiendo que tengo que modificar o cambiar estos 3 errores alguna ayuda



1: error

Item (Entry: 20774) has wrong Quality value (8)




2 Error

ScriptName 'spell_Volcanic_Stone_Drake' exists in database, but no core script found!




3 error

Item (Entry: 420358) does not have a correct inventory type (13), must be 23 .

Item (Entry: 420358) has wrong Quality value (11)