Retriman/TrinityCore — comment on commit 64e39b55538dc976f173c0a01710ea5df5986ba7
File:  line 0
By Anonimo17:

16 Thread 0x7fffc23ff700 (LWP 14806) 0x0000000000a0adf0 in HasHeightInfo (this=, x=, y=, z=, x2=, y2=, z2=) at /home/trinity/src/server/game/Maps/Map.cpp:2855

This is where it crashes.

To be more precise:
#18 0x000000000091374e in WorldObject::MovePositionToFirstCollision (this=) at /home/trinity/src/server/game/Entities/Object/Object.cpp:2675
step =