Red Screen of Death

I had been seeing a flash of red now and then with Rhino 8 but just had to shutdown Rhino this time. Working away in very light file. Screen started to flicker red as I tried to pan, rotate, move or do anything. Not responsive so closed down all Rhino sessions. Last window to close I got the beachball then had to force quit. Is anyone else having these red screens happen in 8? I took a video but it is 70 MB and just a red screen so… Just a one off? Or is my Mac about to give up?

I presume you mean you see red only in the Rhino 8 viewport, right? A screen-shot might help here, but I think I can imagine it (despite being red/green colorblind)

Could you please run the SystemInfo command and copy/paste the results here so we could take a look?

@jeff can you remind me, are we using red to designate some major Metal failure or am I mis-remembering?

Rhino 8 SR3 2023-12-12 (Rhino 8, 8.3.23346.14002, Git hash:master @ 3b8659a0557b596b2d172939093022d2b67fd2e1)
License type: Evaluation, build 2023-12-12
License details: Cloud Zoo
Expires on: 4674337-08-16

Apple macOS Version 14.1.2 (Build 23B92) (Physical RAM: 32Gb)
Mac Model Identifier: MacBookPro16,1
Language: en-GB (MacOS default)
.NET 7.0.0

Metal GPU Family Apple 0
Metal GPU Family Common 3
Metal GPU Family Mac 2
Graphics processors
Intel UHD Graphics 630 (1536 MB)
AMD Radeon Pro 5500M (4 GB)
Studio Display (2560 x 1440)

USB devices
Apple: USB3 Gen2 Hub
Apple Inc.: Studio Display
Apple: composite_device
Apple Inc.: Touch Bar Backlight
Apple Inc.: Touch Bar Display
Apple Inc.: Apple Internal Keyboard / Trackpad
Apple: Headset
Apple Inc.: Ambient Light Sensor
Apple Inc.: FaceTime HD Camera (Built-in)
Apple Inc.: Apple T2 Controller

Bluetooth devices
None

Third party kernel extensions
None

Third party plugins
/usr/lib/swift/libswiftCore.dylib
/usr/lib/swift/libswiftCoreFoundation.dylib
/usr/lib/swift/libswiftCoreGraphics.dylib
/usr/lib/swift/libswiftCoreImage.dylib
/usr/lib/swift/libswiftDarwin.dylib
/usr/lib/swift/libswiftDispatch.dylib
/usr/lib/swift/libswiftIOKit.dylib
/usr/lib/swift/libswiftMetal.dylib
/usr/lib/swift/libswiftOSLog.dylib
/usr/lib/swift/libswiftObjectiveC.dylib
/usr/lib/swift/libswiftQuartzCore.dylib
/usr/lib/swift/libswiftUniformTypeIdentifiers.dylib
/usr/lib/swift/libswiftXPC.dylib
/usr/lib/swift/libswift_Concurrency.dylib
/usr/lib/swift/libswiftos.dylib
/usr/lib/swift/libswiftsimd.dylib
/usr/lib/swift/libswift_StringProcessing.dylib
/usr/lib/swift/libswift_RegexParser.dylib
/usr/lib/swift/libswiftCryptoTokenKit.dylib
/usr/lib/usd/libusd_ms.dylib
/usr/lib/swift/libswiftCoreAudio.dylib
/usr/lib/swift/libswiftCoreLocation.dylib
/usr/lib/swift/libswiftCoreMedia.dylib
/usr/lib/swift/libswiftCompression.dylib
/usr/lib/swift/libswiftCoreMIDI.dylib
/usr/lib/swift/libswiftAVFoundation.dylib
/usr/lib/swift/libswiftCoreML.dylib
/usr/lib/swift/libswiftFileProvider.dylib
/usr/lib/swift/libswiftIntents.dylib
/usr/lib/swift/libswiftAccelerate.dylib
/usr/lib/swift/libswiftGLKit.dylib
/usr/lib/swift/libswiftGameplayKit.dylib
/usr/lib/swift/libswiftMetalKit.dylib
/usr/lib/swift/libswiftModelIO.dylib
/usr/lib/swift/libswiftSceneKit.dylib
/usr/lib/swift/libswiftSpriteKit.dylib
/usr/lib/swift/libswiftVision.dylib
/usr/lib/swift/libswiftRegexBuilder.dylib
/usr/lib/swift/libswiftDemangle.dylib
/usr/lib/swift/libswiftVideoToolbox.dylib
/usr/lib/swift/libswiftObservation.dylib
/usr/lib/swift/libswiftWebKit.dylib
/usr/lib/swift/libswiftNaturalLanguage.dylib
/usr/lib/swift/libswiftSystem.dylib
/usr/lib/swift/libswiftMapKit.dylib
/Users/john/Library/Application Support/McNeel/Rhinoceros/MacPlugIns/KeyShot9Plugin.rhp/libkeyshot_rhino_plugin.dylib
/Users/john/Library/Application Support/McNeel/Rhinoceros/MacPlugIns/KeyShot10Rhino7Plugin.rhp/libkeyshot_rhino_plugin.dylib
/usr/lib/log/liblog_network.dylib

Rhino plugins that do not ship with Rhino

Rhino plugins that ship with Rhino
/Applications/Rhino 8.app/Contents/Frameworks/RhMaterialEditor.framework “Renderer Development Kit” 8.3.23346.1002
/Applications/Rhino 8.app/Contents/Frameworks/RhCore.framework/Resources/ManagedPlugIns/Commands.rhp “Commands” 8.3.23346.14002
/Applications/Rhino 8.app/Contents/PlugIns/NamedSnapshots.rhp “Snapshots” 8.3.23346.1002
/Applications/Rhino 8.app/Contents/Frameworks/RhCore.framework/Resources/ManagedPlugIns/RDK_EtoUI.rhp “RDK_EtoUI” 8.3.23346.14002
/Applications/Rhino 8.app/Contents/Frameworks/RhCore.framework/Resources/ManagedPlugIns/MeshCommands.rhp “MeshCommands” 8.3.23346.14002
/Applications/Rhino 8.app/Contents/Frameworks/RhCore.framework/Resources/ManagedPlugIns/RhinoRenderCycles.rhp “Rhino Render” 8.3.23346.14002
/Applications/Rhino 8.app/Contents/Frameworks/RhCore.framework/Resources/ManagedPlugIns/RhinoCycles.rhp “RhinoCycles” 8.3.23346.14002
/Applications/Rhino 8.app/Contents/PlugIns/SectionTools.rhp “SectionTools” 8.3.23346.1002
/Applications/Rhino 8.app/Contents/PlugIns/Displacement.rhp “Displacement” 8.3.23346.1002
/Applications/Rhino 8.app/Contents/PlugIns/PanelingTools.rhp “PanelingTools” 8.3.23346.1002
/Applications/Rhino 8.app/Contents/Frameworks/RhCore.framework/Resources/ManagedPlugIns/RhinoDLR_Python.rhp “IronPython” 8.3.23346.14002
/Applications/Rhino 8.app/Contents/Frameworks/RhCore.framework/Resources/ManagedPlugIns/GrasshopperPlugin.rhp “Grasshopper” 8.3.23346.14002
/Applications/Rhino 8.app/Contents/Frameworks/RhCore.framework/Resources/ManagedPlugIns/RhinoCodePlugin.rhp “RhinoCodePlugin” 8.3.23346.14002

Here is a screenshot of the flicker. It is a lovely shade of red!

Oh interesting, so is it always the background? I was presuming it filled the entire frame.

I’m curious, if you disconnect your Studio Display, do you see the same red artifacts on your build-in display on your MacBookPro?

Didn’t think to unplug the monitor. Next time, if it happens again, I will test that.

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My coworker - Brian J - has a similar Mac (2019 MBP) but with the AMD Radeon 5600m GPU and he sees red occasionally too (but not just in Rhino - but only after using Rhino). He thinks there might be a hardware fault here that Rhino may push into this state. It’s a plausible theory.