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Steam News29 October 20258mo ago

Blender 4.2.15 LTS Maintenance Release !

Blender 4.2.15 LTS features important bug fixes. It is released on the v4.2 - Stable - LTS branch. You can switch to this by right-clicking on the Blender entry in your library, select Properties....

In this update3

Full notes

Full Blender update

Read the full published notes in a cleaner layout. The original post stays linked below.

What changed

0 fixes1 addition0 changes0 removals
  • Performance
addedPatch NotesTools: Add cleaner of bpy install folder for wheel. ( ec25ae240a6 ) * Glare Node from 4.5.x LTS will immediately crash 4.2.x LTS once you switch to Compositor Editor. ( #145896 ) * Fix: VSE: Metastack channel preview with negative values. ( 2c97ac8785 ) * Crash when switching view layer after undoing deleting/unlinking of certain object types. ( #145848 ) * Fix: Cycles: MetalRT motion curves setup bug. ( #146568 ) * Blender crashes when using the Align Bones operator across two armatures with different mirror settings. ( #146242 ) * "'NoneType' object is not subscriptable" error in "follow active quads" operator, on some non-manifold geometry. ( #132734 ) * 4.2.5 LTS - 5.0.0 alpha: Crashing after using UV Sculpt Tools in New Scene. ( #145879 ) * Crash deleting library from which the current scene is linked. ( #147759 ) * Animation: Keyframe position is wrong when pasting after changing clip start in the NLA. ( #138695 ) * Sequencer: crash with sequencer in sequencer. ( #147477 ) * VSE: "Swap Data" breaks strip alignment, then crashes. ( #146682 ) * Setting sequence channel to a negative index causes crash in 4.2 LTS. ( #141659 )

Blender changes

addedTools: Add cleaner of bpy install folder for wheel. ( ec25ae240a6 ) * Glare Node from 4.5.x LTS will immediately crash 4.2.x LTS once you switch to Compositor Editor. ( #145896 ) * Fix: VSE: Metastack channel preview with negative values. ( 2c97ac8785 ) * Crash when switching view layer after undoing deleting/unlinking of certain object types. ( #145848 ) * Fix: Cycles: MetalRT motion curves setup bug. ( #146568 ) * Blender crashes when using the Align Bones operator across two armatures with different mirror settings. ( #146242 ) * "'NoneType' object is not subscriptable" error in "follow active quads" operator, on some non-manifold geometry. ( #132734 ) * 4.2.5 LTS - 5.0.0 alpha: Crashing after using UV Sculpt Tools in New Scene. ( #145879 ) * Crash deleting library from which the current scene is linked. ( #147759 ) * Animation: Keyframe position is wrong when pasting after changing clip start in the NLA. ( #138695 ) * Sequencer: crash with sequencer in sequencer. ( #147477 ) * VSE: "Swap Data" breaks strip alignment, then crashes. ( #146682 ) * Setting sequence channel to a negative index causes crash in 4.2 LTS. ( #141659 )

Blender 4.2.15 LTS features important bug fixes. It is released on the v4.2 - Stable - LTS branch.

You can switch to this by right-clicking on the Blender entry in your library, select Properties.... Open the Betas tab and select v4.2 - Stable - LTS.

Patch Notes

  • * ToolsAdd cleaner of bpy install folder for wheel. ( ec25ae240a6 ) * Glare Node from 4.5.x LTS will immediately crash 4.2.x LTS once you switch to Compositor Editor. ( #145896 ) * Fix: VSE: Metastack channel preview with negative values. ( 2c97ac8785 ) * Crash when switching view layer after undoing deleting/unlinking of certain object types. ( #145848 ) * Fix: Cycles: MetalRT motion curves setup bug. ( #146568 ) * Blender crashes when using the Align Bones operator across two armatures with different mirror settings. ( #146242 ) * "'NoneType' object is not subscriptable" error in "follow active quads" operator, on some non-manifold geometry. ( #132734 ) * 4.2.5 LTS - 5.0.0 alpha: Crashing after using UV Sculpt Tools in New Scene. ( #145879 ) * Crash deleting library from which the current scene is linked. ( #147759 ) * Animation: Keyframe position is wrong when pasting after changing clip start in the NLA. ( #138695 ) * Sequencer: crash with sequencer in sequencer. ( #147477 ) * VSE: "Swap Data" breaks strip alignment, then crashes. ( #146682 ) * Setting sequence channel to a negative index causes crash in 4.2 LTS. ( #141659 )

For a detailed list of bug fixes in each release, see 4.2 LTS releases on blender.org

LTS Program

Learn more about the LTS program on blender.org

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Keep reporting any issues you find to make this LTS the most stable release ever !

Happy blending, The Blender team

Source

Steam News / 29 October 2025

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