Rhino 8 not loading a Single Plug in

Not a single thid party plugin is loading in rhino, I already uninstalled and reinstalled, but it didn’t work

This is the message the command line displays:

System.IO.FileNotFoundException: Não foi possível carregar arquivo ou assembly ‘System.Runtime, Version=7.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a’ ou uma de suas dependências. O sistema não pode encontrar o arquivo especificado.
Nome do arquivo: ‘System.Runtime, Version=7.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a’
em System.Reflection.RuntimeAssembly.GetExportedTypes(RuntimeAssembly assembly, ObjectHandleOnStack retTypes)
em System.Reflection.RuntimeAssembly.GetExportedTypes()
em Rhino.PlugIns.PlugIn.CreateFromAssembly(Assembly pluginAssembly, Boolean displayDebugInfo, Boolean useRhinoDotNet)

This is the SystemInfo:

Rhino 8 SR8 2024-6-18 (Rhino 8, 8.8.24170.13001, Git hash:master @ c3cc7c123163b65d85b517aff795627d5b12166b)
License type: Educational, build 2024-06-18
License details: Cloud Zoo

Windows 11 (10.0.22631 SR0.0) or greater (Physical RAM: 32GB)
.NET Framework 4.8.9241.0

Computer platform: LAPTOP - Plugged in [97% battery remaining]

Non-hybrid graphics configuration.
Primary display and OpenGL: NVIDIA GeForce RTX 4050 Laptop GPU (NVidia) Memory: 6GB, Driver date: 6-25-2024 (M-D-Y). OpenGL Ver: 4.6.0 NVIDIA 556.12
> Integrated accelerated graphics device with 4 adapter port(s)
- Windows Main Display is laptop’s integrated screen or built-in port
Primary OpenGL: NVIDIA GeForce RTX 4050 Laptop GPU (NVidia) Memory: 6GB, Driver date: 6-25-2024 (M-D-Y). OpenGL Ver: 4.6.0 NVIDIA 556.12
> Integrated accelerated graphics device with 4 adapter port(s)
- Windows Main Display is laptop’s integrated screen or built-in port

OpenGL Settings
Safe mode: Off
Use accelerated hardware modes: On
Redraw scene when viewports are exposed: On
Graphics level being used: OpenGL 4.6 (primary GPU’s maximum)

Anti-alias mode: 4x
Mip Map Filtering: Linear
Anisotropic Filtering Mode: High

Vendor Name: NVIDIA Corporation
Render version: 4.6
Shading Language: 4.60 NVIDIA
Driver Date: 6-25-2024
Driver Version: 32.0.15.5612
Maximum Texture size: 32768 x 32768
Z-Buffer depth: 24 bits
Maximum Viewport size: 32768 x 32768
Total Video Memory: 6141 MB

Rhino plugins that do not ship with Rhino
C:\Users\altam\AppData\Roaming\McNeel\Rhinoceros\packages\8.0\Karamba3D\3.1.40531\Karamba3D_LicensePlugin_Rhino8.rhp “Karamba3DLicense”
C:\Users\altam\AppData\Roaming\McNeel\Rhinoceros\packages\8.0\DiscordPresence\1.0.0.2\DiscordPresence.rhp “DiscordPresence” 1.0.0.0

Rhino plugins that ship with Rhino
C:\Program Files\Rhino 8\Plug-ins\Commands.rhp “Commands” 8.8.24170.13001
C:\Program Files\Rhino 8\Plug-ins\rdk.rhp “Renderer Development Kit”
C:\Program Files\Rhino 8\Plug-ins\RhinoRenderCycles.rhp “Rhino Render” 8.8.24170.13001
C:\Program Files\Rhino 8\Plug-ins\rdk_etoui.rhp “RDK_EtoUI” 8.8.24170.13001
C:\Program Files\Rhino 8\Plug-ins\NamedSnapshots.rhp “Snapshots”
C:\Program Files\Rhino 8\Plug-ins\MeshCommands.rhp “MeshCommands” 8.8.24170.13001
C:\Program Files\Rhino 8\Plug-ins\RhinoCycles.rhp “RhinoCycles” 8.8.24170.13001
C:\Program Files\Rhino 8\Plug-ins\Toolbars\Toolbars.rhp “Toolbars” 8.8.24170.13001
C:\Program Files\Rhino 8\Plug-ins\3dxrhino.rhp “3Dconnexion 3D Mouse”
C:\Program Files\Rhino 8\Plug-ins\Displacement.rhp “Displacement”
C:\Program Files\Rhino 8\Plug-ins\SectionTools.rhp “SectionTools”

I am not sure what to do next, the grasshopper third party plugins are not loading as well, I even tried removing and installing the plugins via package manager but to no success.

In Rhino Options > Plug-ins, change the list filter at the top from “All plug-ins” to "Plug-ins that do not ship with Rhino.
Disalble all of them including:

  • Karamba3DLicense
  • DiscordPresence

Close and restart Rhino.
Then will Grasshopper load?

Hi Altamiro -

The fact that those show up in the SystemInfo data means that they are loaded.

You are running in .NET Framework 4.8 and, apparently, that error message says you need to be running in the default .NET Core for that plug-in to run.
-wim

I will try that once I get home, but I think i was not clear enough, Grasshopper itself loads, but none of the Grasshopper plug ins are loading.

I see, those two doesn’t show up on GUI or anything, that is why I didn’t notice they loaded.

I am not sure what that means. But I remember that I needed to change something for Orca V3 to be able to run on Rhino 8. It must be related to that them, I will take a look to find a way to reverse that.

Thanks for the answers, I will get back here to report my results as soon as possible

edit. Corrected, what needed changing the config was Orca V3 not V2

Hi Altamiro -

The SetDotNetRuntime command lets you switch between those two. It’s possible, though, that you have modified the Rhino icon on the desktop with an argument to run in .NET Framework…
-wim

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This did the trick, it made everything go back to normal and work and load properly.

Thank you for the support, I marked the answer as the solution.

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