HtoA 6.3.1.1

30 April 2024

HtoA 6.3.1.1 is a bugfix release using Arnold 7.3.1.1.

Installation

Download Arnold for Houdini from your Autodesk Account. See Download Arnold for more information about downloading HtoA from your Autodesk Account.
Follow these installation instructions

HTOA-2579 - Linux packages were not appending gcc11 suffix correctly
ARNOLD-6189 - strings with trailing backslashes result in corrupt .ass files: .ass writer now converts those to forward slashes
ARNOLD-11222 - Rare hang when reading .ass files that have certain sizes
ARNOLD-14899 - Random crash while deleting nodes from procedural_update
ARNOLD-14949 - Update expired lmutil certificate
ARNOLD-14698 - [MaterialX] Crash when reading document containing unknown node definitions
ARNOLD-14883 - [MaterialX] Crash in LookdevX/MaterialX when visualizing the dot node in the viewport

Houdini, Houdini FX, Houdini Indie, and Houdini Education
- 19.0.720
- 19.5.805
- 20.0.653 or 20.0.688
Linux with at least glibc 2.28 and libstdc++ 9.3.1 (gcc 9.3.1) for Houdini 19, 19.5, and 20. This is equivalent to RHEL/CentOS 7.
Linux with at least glibc 2.17 and libstdc++ 11.2.1 (gcc 11.2.1) for Houdini 20. This is equivalent to Rocky 8.
macOS 10.13 or later, macOS 11 or later for Houdini 19.5
Apple Mac models with M series chips:
- Natively supported by Arnold for Houdini 19.5
- Supported under Rosetta 2 mode for older versions of Houdini
x86-64 CPUs need to support the SSE4.1 instruction set. Apple Mac models with M series chip are supported natively mode.
GPU rendering works on Windows and Linux only and requires an NVIDIA GPU with the Maxwell architecture or later.
- On Linux, we recommend 535.104 or higher drivers.
- On Windows, we recommend 537.13 or higher drivers.
Optix™ denoiser requires an NVidia GPU with CUDA™ Compute Capability 5.0 and above.