Corrupted or missing initialization files inside the directory will trigger map editor crashes.
The editor offers two starting points: a completely blank map or a generated island. The PC Gamer walkthrough suggests using the option, selecting "Tropical Islands" to create a natural boundary. and select Copy .
Locate and rename it to something like FC3UpdaterSteam.old . Find farcry3.exe , right-click it, and select Copy . and select Copy .