MtoA is a hotfix release, that uses Arnold It is fully binary compatible with 4.0.* versions. 


Autodesk Network Licensing in Arnold 6 requires new license files with an updated 2020 version. Please follow the instructions on this page to generate your license file. More info about Arnold 6 licensing can be found here.

Compatible Maya Versions 

  • Maya 2018
  • Maya 2019
  • Maya 2020

System Requirements

  • OSX 10.11 or later
  • Windows 7 or later, with the Visual Studio 2015 redistributable
  • Linux with at least glibc 2.12 and libstdc++ 3.4.13 (gcc 4.4.7). This is equivalent to RHEL/CentOS 6
  • CPUs need to support the SSE4.1 instruction set
  • Optix™ denoiser requires an NVidia GPU with CUDA™ Compute Capability 5.0 and above
  • Arnold GPU works on Linux and Windows and requires an NVIDIA GPU of the Turing, Volta, Pascal, or Maxwell architecture. We recommend using the 450.57 or higher drivers on Linux and 451.77 or higher on Windows. See Getting Started with Arnold GPU for more information.

Bug Fixes

  • mtoa#4304 Standins UI: regression in parameter overrides

  • mtoa#4273 Maya Standard Surface: Some Arnold Attributes are located in "Extra Attributes" in AE

  • mtoa#3988 Slashes in string attributes cleared on .ass import

  • mtoa#4288 [TX Manager] file node textures with sequences only converts first image

  • mtoa#4285 [TX Manager] error with tx manager with mtoa_constant_* attributes
  • mtoa#4293 [TX Manager] Does not recognise maps with relative paths
  • mtoa#4289 Error with bifrostGraphShape at startup

  • mtoa#4297 Fix regression in standins contents selection

  • mtoa#4301 Error message in ProceduralWidgets.py



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