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Black square previews in node editor

Posted: Thu Feb 16, 2017 8:00 am
by chanson78
I have had this problem forever now and can't seem to find a solution, my material preview works totally fine in the normal material editor window but when I switch over to the node editor all the preview boxes are black, which makes for a odd way of making materials via the node editor. I am on a iMac, running C4D R16, with a eGPU running through my thunderbolt port. Is this a Mac thing? I know other people that run Octane on Macs and don't have this problem. This problem persists with all materials(LiveDB included) and in saved and unsaved files.

Any ideas how to fix this?

Re: Black square previews in node editor

Posted: Thu Feb 16, 2017 11:22 am
by bepeg4d
Hi chanson78,
please open Octane settings and go to Settings/Nodes and activate the Node preview option.
ciao beppe

Re: Black square previews in node editor

Posted: Thu Feb 16, 2017 1:35 pm
by aoktar
Node previews require that scene is sent to Live Viewer.

Re: Black square previews in node editor

Posted: Fri Feb 17, 2017 8:38 am
by chanson78
The "node preview" option was always enabled, that wasn't the problem and I always sent to the Live Viewer. I found that enabling "auto load materials" and "update previews on drag" fixed the problem but only sometimes. With more complex node materials, materials with more than 10 nodes for example, the problem still persists.

Re: Black square previews in node editor

Posted: Fri Feb 24, 2017 8:54 am
by chanson78
Problem fixed. Updated to latest 3.05

Thanks!