PH
p.162: under Invisibility, on the Effect line, replace "the target becomes visible" with "the power ends"
p.172: under 'Fulfilling Your Epic Destiny',replace"This is described
more thoroughly in the Dungeon Master’s Guide, but
essentially," with "Essentially,
p.209: in the 'Multiclass Feats' table, on the Warrior of the Wild line, replace “designate prey 1/encounter” with “Hunter's Quarry 1/encounter”
p.209: in the 'Multiclass Feats' table, on the Pact Initiate line, replace “eldritch blast 1/encounter” with “pact at-will power 1/encounter”"