Hi Wim.
I didn’t notice that I got red viewports in specific circumstances, but truth be told, I didn’t pay attention. I’ll observe this week when it pops up.
I dind’t find SystemInfo Command in this version but I guess you need this info:
Rhino 6 SR15 2019-3-12 (Public Build, 6.15.19071.17016, Git hash:master @ 80bc96e53cec1661dd49148f78cdc85beecbcb03)
License type: Beta, build 2019-03-12
License details: Cloud Zoo. In use by: Natalia Oskina ()
Expires on: 2019-04-26
Apple Intel 64-bit macOS Version 10.14.3 (Build 18D109) (Physical RAM: 32Gb)
Mac Model Identifier: MacBookPro15,3
Machine name: MacBook Pro - Natalia
Language: en-SE (MacOS default)
AMD Radeon Pro Vega 20 OpenGL Engine (OpenGL ver:4.1 ATI-2.4.10)
OpenGL Settings
Safe mode: Off
Use accelerated hardware modes: On
Redraw scene when viewports are exposed: On
Anti-alias mode: 4x
Mip Map Filtering: Linear
Anisotropic Filtering Mode: Height
Vendor Name: ATI Technologies Inc.
Render version: 4.1
Shading Language: 4.10
Maximum Texture size: 16384 x 16384
Z-Buffer depth: 24 bits
Maximum Viewport size: 16384 x 16384
Total Video Memory: 4080 MB
Graphics: Radeon Pro Vega 20
Displays: Color LCD (258dpi 2x)
Graphics processors
Intel UHD Graphics 630 (1536 MB)
Radeon Pro Vega 20 (4080 MB)
Color LCD (1680 x 1050)
USB devices
MOSART Semi.: 2.4G Wireless Mouse
Apple Inc.: iBridge DFR brightness
Apple Inc.: iBridge Display
Apple Inc.: Apple Internal Keyboard / Trackpad
Apple: Headset
Apple Inc.: iBridge ALS
Apple Inc.: iBridge FaceTime HD Camera (Built-in)
Apple Inc.: iBridge
Bluetooth devices
Broadcom: Magic Keyboard
Third party kernel extensions
None
Third party plugins
/usr/lib/log/liblog_network.dylib
Rhino plugins
/Applications/RhinoWIP.app/Contents/Frameworks/RhCore.framework/Resources/ManagedPlugIns/RhinoCycles.rhp “RhinoCycles” 6.15.19071.17016
/Applications/RhinoWIP.app/Contents/PlugIns/NamedSnapshots.rhp “Snapshots” 6.15.19071.1002
/Applications/RhinoWIP.app/Contents/Frameworks/RhCore.framework/Resources/ManagedPlugIns/GrasshopperPlugin.rhp “Grasshopper” 6.15.19071.17016
/Applications/RhinoWIP.app/Contents/PlugIns/PanelingTools.rhp “PanelingTools” 6.15.19071.1002
/Applications/RhinoWIP.app/Contents/Frameworks/RhCore.framework/Resources/ManagedPlugIns/Commands.rhp “Commands” 6.15.19071.17016
/Applications/RhinoWIP.app/Contents/Frameworks/RhMaterialEditor.framework “Renderer Development Kit” 6.15.19071.1002
/Applications/RhinoWIP.app/Contents/Frameworks/RhCore.framework/Resources/ManagedPlugIns/RDK_EtoUI.rhp “RDK_EtoUI” 6.15.19071.17016
/Applications/RhinoWIP.app/Contents/PlugIns/Displacement.rhp “Displacement” 6.15.19071.1002
/Applications/RhinoWIP.app/Contents/Frameworks/RhCore.framework/Resources/ManagedPlugIns/RhinoDLR_Python.rhp “IronPython” 6.15.19071.17016
/Applications/RhinoWIP.app/Contents/PlugIns/RhinoRender.rhp “Rhino Render” 6.15.19071.1002
Best, N