Reproduced with latest devlibs64 and lp:inkscape r15534 on Windows 10.
Probably a packaging issue with GTK3 on Windows ('share\icons\hicolor\index.theme' file missing in devlibs64).
Reproduced with latest devlibs64 and lp:inkscape r15534 on Windows 10.
Probably a packaging issue with GTK3 on Windows ('share\ icons\hicolor\ index.theme' file missing in devlibs64).