I have tried different built-in environment maps, and have deleted "user_view3d_settings.sbsscn" to reset 3d view settings, but for some reasons it still looks like this in OpenGL rendering mode. I didn't experience this issue before I upgrade to macOS 10.14 and Substance Designer 2018.3.1:
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Log files are attached below
Replies
For now, I am going back to SD 2018.2.2
https://forum.allegorithmic.com/index.php/topic,27373.0.html