So, when the spell is scribed, it shows a level 25 requirement for SKs?
EDIT:
Code:
SELECT `id`, `name`, `classes5`, `classes11` FROM `spells_new` WHERE `name` LIKE '%lesser summon corpse%'
Both classes are showing as '12' - what reference are you using for the SK as '25?'
Ref:
http://spells.eqresource.com/spells.php?id=2213