Critical Assert II.

[GladieUO]

09:48:CRITICAL:Assert severity=2: 'm_pNPC' file 'D:\Sphere-X-Work\Source-X-DEV-\src\game\chars\CCharNPCStatus.cpp', line 474, in ExcType=CAssert catched in CChar::Skill_Stage()
09:48:DEBUG:Printing STACK TRACE for debugging purposes.
09:48:DEBUG: ______ thread (id) name _____ |   # | _____________ function _____________ |
09:48:DEBUG:(423c)          T_Main |   0 |                      CWorld::_OnTick | 
09:48:DEBUG:(423c)          T_Main |   1 |                   CWorldTicker::Tick | 
09:48:DEBUG:(423c)          T_Main |   2 |                       CChar::_OnTick | 
09:48:DEBUG:(423c)          T_Main |   3 |                    CChar::Skill_Done | <-- exception catch point
09:48:DEBUG:(423c)          T_Main |   4 |             CChar::Skill_Information | 
09:48:DEBUG:(423c)          T_Main |   5 |                CClient::OnSkill_Info | 
09:48:DEBUG:(423c)          T_Main |   6 |          CClient::OnSkill_AnimalLore | 
09:48:DEBUG:(423c)          T_Main |   7 |               CChar::NPC_PetGetOwner | <-- last tracked function call (stack unwinding detected here)

Technically it can be caused by our system for pets, where we let them gain wrestling / tactics via skillgain during fight? Just Idea what can cause this.