example demo_style_4colors.v crashes at init

[MedLabs]

V version:
V 0.4.4 43e96ce

UI version:
0.0.4

OS:
Arcolinux on KDE Plasma

What did you do?
trying to run the example demo_style_4colors.v

v run demo_style_4colors.v

What did you expect to see?
a ui window with some widgets

What did you see instead?
the window starts to render then crashes immidiately with error :

V panic: img with id: `arrow` not found