ToME: the Tales of Maj'Eyal

I went and tried again on my laptop and get same issue, on both occasions the te4_log has same thing before the issue happens: [NPC:addedToLevel] Betanne the giant brown ant 24952 wearing Kheludur the Airransom ##Use Talent Lua Error## T_STRIKING_STANCE Actor: 24952 Betanne the giant brown ant Lua E...

Having same issue. Any time I try to progress in the game, sooner or later (rather sooner; happened in norgos lair, trollmire, twice in old forest so far). Reinstalled, same issue, 1.5.2. Can send you the log if needed.