i have the same problem, after updating the db nothing changed.
[ERROR]: In mysql_stmt_prepare() id: 56, sql: "SELECT difficulty_entry_1, difficulty_entry_2, difficulty_entry_3, KillCredit1, KillCredit2, modelid1, modelid2, modelid3, modelid4, name, subname, IconName, gossip_menu_id, minlevel, maxlevel, exp, faction_A, faction_H, npcflag, speed_walk, speed_run, scale, rank, mindmg, maxdmg, dmgschool, attackpower, dmg_multiplier, baseattacktime, rangeattacktime, unit_class, unit_flags, dynamicflags, family, trainer_type, trainer_spell, trainer_class, trainer_race, minrangedmg, maxrangedmg, rangedattackpower, type, type_flags, lootid, pickpocketloot, skinloot, resistance1, resistance2, resistance3, resistance4, resistance5, resistance6, spell1, spell2, spell3, spell4, spell5, spell6, spell7, spell8, PetSpellDataId, VehicleId, mingold, maxgold, AIName, MovementType, InhabitType, HoverHeight, Health_mod, Mana_mod, Armor_mod, RacialLeader, questItem1, questItem2, questItem3, questItem4, questItem5, questItem6, movementId, RegenHealth, equipment_id, mechanic_immune_mask, flags_extra, ScriptName FROM creature_template WHERE entry = ?"
2012-03-29 16:32:22 [ERROR]: Unknown column 'HoverHeight' in 'field list'
2012-03-29 16:32:22 [ERROR]: In mysql_stmt_prepare() id: 58, sql: "SELECT c.country FROM ip2nationCountries c, ip2nation i WHERE i.ip < ? AND c.code = i.country ORDER BY i.ip DESC LIMIT 0,1"
2012-03-29 16:32:22 [ERROR]: Table 'world.ip2nationcountries' doesn't exist
