Arnold for Houdini HtoA 6.5.1.2 Win/Mac Free Download

May 30, 2026 0

Bug Fixes
HTOA-3275 – Wrong overscan for some resolutions
HTOA-3278 – Fix slow shader network updates
ARNOLD-8717 – Interactive changes to a sphere center or radius are not transferred to its instances
ARNOLD-12159 – Dispersion transmission incorrectly raises error_color_bad_pixel debug coloring (blue pixels)
ARNOLD-14076 – standard_hair shading artifacts when used with non-curves objects
ARNOLD-15737 – Fix Ctrl+C (SIGINT) being ignored when Arnold is run in background or automated runs
ARNOLD-16842 – Modification of child object matrix in procedural_update is randomly ignored
ARNOLD-17339 – Log messages that were intended to show up only once could show up multiple times
ARNOLD-17411 – kick crashes when you render an ASS file that does not define any render outputs
ARNOLD-17682 – Some node parameter changes can be randomly lost during scene update
ARNOLD-17696 – Error when assigning MaterialX shader to a USD prim
ARNOLD-17708 – Crash on process exit when Arnold library is loaded with deep bindings
ARNOLD-17712 – SSS is broken with native instancing
ARNOLD-17728 – Fix regression of rare crash when compiling OSL shaders during IPR
ARNOLD-17748 – Fix random crashes/hangs at process exit and during rendering with network (NLM) licenses
ARNOLD-17757 – Artifacts when using oriented curves with a scaled transform matrix
ARNOLD-17766 – Point cloud cache causes a CUDA exception when used with multiple GPUs
ARNOLD-17769 – Fix random crash/hang at process exit caused by AiMsg calls when missing AiEnd
ARNOLD-17771 – Rare crash at process exit when using Arnold denoiser (noice) imager
ARNOLD-17794 – GPU rendering issue with native shape instancing
ARNOLD-17801 – Procedural instances sometimes do not render in conservative optimization mode
ARNOLD-17803 – Rare crash when instancing procedurals
ARNOLD-17807 – Random GPU crash in optixQueryFunctionTable after modifying objects
ARNOLD-17808 – kick -o does not work if drivers NULL in ASS file
ARNOLD-17817 – Kick output directory prefix is not applied when overriding the filename via -set
usd#2635 – Fix rounding issue with husk when overscan is used at certain resolutions
System Requirements
Houdini, Houdini FX, Houdini Indie, and Houdini Education
20.0.896
20.5.684
21.0.700