The 'funny' thing here is that you've run afoul of security restrictions, apparently dwarf therapist hooks into dwarf fortress as a debugger (=ptrace) to mess around with its interna. Why it does that is beyond me, there are better ways to achieve similar things (e.g. LD_PRELOAD).
This (hopefully) doesn't hold in the general case, but for this very specific instance the classic Windows experience of it "works first time" seems intimately tied to the fact that it is a less secure OS.
This (hopefully) doesn't hold in the general case, but for this very specific instance the classic Windows experience of it "works first time" seems intimately tied to the fact that it is a less secure OS.