Problemi Rhino 7

Buongiorno,
sono un tecnico di architettura e design e gestisco un laboratorio di design in una scuola dove ho diversi mac.
Ho da poco rinnovato Rhino scaricando la versione 7 con licenza ma recentemente sto riscontrando un problema coi ragazzi. I materiali suoi modelli in visualizzazione Renderizzata appaiono male, o spariscono, o diventano a zig zag o quadretti ecc… inoltre non riesco a modificare ,dalla texture, le dimensioni e l’offsset, i dati impazziscono e mi compare una scritta che mi dice che in quel momento i materiali non possono essere renderizzati. Premetto che i Mac sono nuovi, acquistati da neanche un anno e hanno delle potenzialità elevate come 16 gb di ram,3,2 GHz Intel Core i7 6 core,Radeon Pro 560X 4 GB… ho letto la vostra discussione e mi viene un dubbio sulla scheda video. Ho scritto_SystemInfo e ho fatto invio sui comandi e mai è comparso questo:

Rhino 7 SR4 2021-3-19 (Rhino 7, 7.4.21078.01002, Git hash:master @ a432d22ab7f0f7b53d157d578278070c8bf6eff4)
License type: Educational Lab License, build 2021-03-19
License details: Stand-Alone

Apple Intel 64-bit macOS Versione 10.15.7 (Build 19H524) (Physical RAM: 16Gb)
Mac Model Identifier: iMac19,2
Language: it-IT (MacOS default)

AMD Radeon Pro 560X OpenGL Engine (OpenGL ver:4.1 ATI-3.10.19)

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: High

Vendor Name: ATI Technologies Inc.
Render version: 4.1
Shading Language: 4.10
Maximum Texture size: 16384 x 16384
Z-Buffer depth: n/a
Maximum Viewport size: 16384 x 16384
Total Video Memory: 4 GB
Graphics: Radeon Pro 560X
Displays: iMac (217dpi 2x)

Graphics processors
Radeon Pro 560X (4 GB)
iMac (2048 x 1152)

USB devices
SMI Corporation: USB DISK
Apple Inc.: FaceTime HD Camera (Built-in)

Bluetooth devices
Broadcom: Magic Mouse 2
Broadcom: Magic Keyboard

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/libswiftDarwin.dylib
/usr/lib/swift/libswiftDispatch.dylib
/usr/lib/swift/libswiftFoundation.dylib
/usr/lib/swift/libswiftIOKit.dylib
/usr/lib/swift/libswiftObjectiveC.dylib
/usr/lib/swift/libswiftXPC.dylib
/usr/lib/swift/libswiftCryptoTokenKit.dylib
/usr/lib/swift/libswiftos.dylib
/usr/lib/log/liblog_network.dylib

Rhino plugins that do not ship with Rhino

Rhino plugins that ship with Rhino
/Applications/Rhino 7.app/Contents/PlugIns/NamedSnapshots.rhp “Snapshots” 7.4.21078.1002
/Applications/Rhino 7.app/Contents/PlugIns/import_FBX.rhp “Import_FBX” 7.4.21078.1002
/Applications/Rhino 7.app/Contents/PlugIns/PanelingTools.rhp “PanelingTools” 7.4.21078.1002
/Applications/Rhino 7.app/Contents/PlugIns/AnimationTools.rhp “AnimationTools” 7.4.21078.1002
/Applications/Rhino 7.app/Contents/Frameworks/RhMaterialEditor.framework “Renderer Development Kit” 7.4.21078.1002
/Applications/Rhino 7.app/Contents/PlugIns/Displacement.rhp “Displacement” 7.4.21078.1002
/Applications/Rhino 7.app/Contents/PlugIns/NamedPositions.rhp “Named Position” 7.4.21078.1002
/Applications/Rhino 7.app/Contents/PlugIns/RhinoRender.rhp “Legacy Rhino Render” 7.4.21078.1002
/Applications/Rhino 7.app/Contents/Frameworks/RhCore.framework/Resources/ManagedPlugIns/Commands.rhp “Commands” 7.4.21078.1002
/Applications/Rhino 7.app/Contents/Frameworks/RhCore.framework/Resources/ManagedPlugIns/Import_OBJ.rhp “Import_OBJ” 7.4.21078.1002
/Applications/Rhino 7.app/Contents/Frameworks/RhCore.framework/Resources/ManagedPlugIns/export_XAML.rhp “export_xaml” 7.4.21078.1002
/Applications/Rhino 7.app/Contents/Frameworks/RhCore.framework/Resources/ManagedPlugIns/QuadRemesh.rhp “QuadRemesh” 7.4.21078.1002
/Applications/Rhino 7.app/Contents/Frameworks/RhCore.framework/Resources/ManagedPlugIns/Export_OBJ.rhp “export_OBJ” 7.4.21078.1002
/Applications/Rhino 7.app/Contents/Frameworks/RhCore.framework/Resources/ManagedPlugIns/RDK_EtoUI.rhp “RDK_EtoUI” 7.4.21078.1002
/Applications/Rhino 7.app/Contents/Frameworks/RhCore.framework/Resources/ManagedPlugIns/export_SVG.rhp “Export SVG” 7.4.21078.1002
/Applications/Rhino 7.app/Contents/Frameworks/RhCore.framework/Resources/ManagedPlugIns/MeshCommands.rhp “MeshCommands” 7.4.21078.1002
/Applications/Rhino 7.app/Contents/Frameworks/RhCore.framework/Resources/ManagedPlugIns/Export_DAE.rhp “Export_DAE” 7.4.21078.1002
/Applications/Rhino 7.app/Contents/Frameworks/RhCore.framework/Resources/ManagedPlugIns/export_PDF.rhp “PDF Export” 7.4.21078.1002
/Applications/Rhino 7.app/Contents/Frameworks/RhCore.framework/Resources/ManagedPlugIns/export_IGES.rhp “IGES Export Plug-in” 7.4.21078.1002
/Applications/Rhino 7.app/Contents/Frameworks/RhCore.framework/Resources/ManagedPlugIns/Import_SVG.rhp “Import_SVG” 7.4.21078.1002
/Applications/Rhino 7.app/Contents/Frameworks/RhCore.framework/Resources/ManagedPlugIns/BlockEdit.rhp “BlockEdit” 7.4.21078.1002
/Applications/Rhino 7.app/Contents/Frameworks/RhCore.framework/Resources/ManagedPlugIns/Export_AMF.rhp “Export_AMF” 7.4.21078.1002
/Applications/Rhino 7.app/Contents/Frameworks/RhCore.framework/Resources/ManagedPlugIns/RhinoRenderCycles.rhp “Rhino Render” 7.4.21078.1002
/Applications/Rhino 7.app/Contents/Frameworks/RhCore.framework/Resources/ManagedPlugIns/import_DST.rhp “Import_DST” 7.4.21078.1002
/Applications/Rhino 7.app/Contents/Frameworks/RhCore.framework/Resources/ManagedPlugIns/export_PLY.rhp “PLY - Polygon File Format Export” 7.4.21078.1002
/Applications/Rhino 7.app/Contents/Frameworks/RhCore.framework/Resources/ManagedPlugIns/Import_AMF.rhp “Import_AMF” 7.4.21078.1002
/Applications/Rhino 7.app/Contents/Frameworks/RhCore.framework/Resources/ManagedPlugIns/RhinoCycles.rhp “RhinoCycles” 7.4.21078.1002
/Applications/Rhino 7.app/Contents/Frameworks/RhCore.framework/Resources/ManagedPlugIns/RhinoDLR_Python.rhp “IronPython” 7.4.21078.1002
/Applications/Rhino 7.app/Contents/Frameworks/RhCore.framework/Resources/ManagedPlugIns/GrasshopperPlugin.rhp “Grasshopper” 7.4.21078.1002

Potete dirmi cosa succede? perché non so leggerlo bene… ho intuito qualcosa ma non so se è giusto.
Grazie