Error: unhandled exception: index out of bounds [IndexError]
If binaries are compiled in debug mode, then at runtime -
```
main.nim(175)            main
nico.nim(1539)           init
nico.nim(1141)           loadFont
sdl2.nim(349)            loadSurface
nico.nim(1143)           :anonymous
nico.nim(1128)           createFontFromSurface
system.nim(2811)         sysFatal
Error: unhandled exception: index out of bounds [IndexError]
```
