I dont know why but the problem was that those hairs were installed inside DS with Daz Connect. Those files were in a folder called "cloud".
I have delted all that items and re-installed them manual. Now they work
I am having the following problem with some hairs. They are importing to the plugin with all mats but rendering white. The colors are just rendering if I reload ANY mat for EVERY single hair part in the Node editor. Has anyone noticed the same problem and is there a way to fix? Its really ...
Which settings do I have to change to fix that problem? The area around the lower lashes is red. I am using the V4 shaders from Redspecc and Pathtracing. With direct Lightning this happens not. https://www.dropbox.com/s/32hb5qkb2wa52vp/Screenshot%202017-10-21%2012.42.13.png?dl=0