intersect / not intersect black what ever

[toddi]

hi there, i am going to be crazy, there are black "lines" or something with some dense geometry. trying everything, setting up new, restart rebuild etc
always a black straight line what the hell is this? please, i need some help

thanks

[jayroth2020]

What are this object's coordinates in world space? How far away from 0,0,0 is it located?

[toddi]

its 3 cm from 000

[toddi]

maybe i go wiht hair, do you know how to get a round top with hair?

[toddi]

turning of shadow on object... i mean... what is going on

[toddi]

ok i fixed it, happended when objects are too small