Same, crashed 3 times on Freedom now along with many others who are complaining in broadcast. The theory is that if someone summons that pet it will crash the zone (or server?) it is done on. I'm thinking zone as it keeps happening when I'm in Atlas.
Couldn't find TypeDef NonCombatPet_RiktiMonkey in Sequencer NONCOMBATPET_RIKTIMONKEY.TXT