faramir118/mangos — comment on commit 53ed5f371e887039902547ea680a1375219232e4
File:  line 0
By faramir118:

Could be synchronization issues with tile load/unload for sure, since dtNavMesh tile storage is pooled.
I think other dtNavMesh operations are safe, but need to look into it to make sure.

For the r2 multithreading implementation, I think option 2 (locking) is easiest.