Blender 4.2.1 LTS Maintenance Release !

Blender 4.2.1 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

* Build: add missing ROCm installation step. (bf738fd35afe7fa2c79c24ac44f6ea97dc3ac8d7) * Anim: layered Action data is still loaded in 4.2-release. (#125063) * Extra Mesh Objects - Operator Presets - * Missing Paths *. (#124020) * Geometry Nodes: Crashing when I input the value node into the length on the resample curve node. (#124431) * Transparent 3D viewport issue. (#102994) * Fix: Dyntopo sample detail doesn't update status text. (5bf1be8f51c) * Fix: Nodes: crash in case of dissolving node after save. (c3268834d79) * Regression: Some nodes has wider spacing between sockets. (#124637) * Geometry Nodes: cache related nodes are not present in quick plug search. (#124625) * OptiX OSL uses incorrect SSS render method. (#124705) * VSE: Fix glitchy handle select for adjacent strips. (4f6a5f963cb) * Incorrect snap symbol. (#124552) * Voronoi Texture Smoothness Socket Input also is used as Lacunarity in Smooth F1. (#124745) * No transfer of the "Cast Shadow" attribute for light. (#124817) * VSE - Frame Selected ( Numpad . ) doesnt work anymore. (#124868) * VSE: Reword the text of the movie add "use_framerate" option. (7033d9bcf2a) * Blender 4.2: Can't install add-ons if a specific order of operations is followed on first open. (#124850) * Linux Wayland: Repeatedly opening and closing a Blender window freezes Blender. (#123096) * Fix: EEVEE materials with three closures render black on MacOS. (1f12bd3c492) * DOF eyedropper button not showing in Cycles and inconsistent text labels. (#124501) * Crash droping images in view3d ui regions. (#124931) * VSE: Meta/scene strips are drawn with a gap to strip start. (#124589) * VSE misses strip auto-deselect with right click selection (Blender 2.7 x keymap). (#124623) * VSE cache not updated for moved strips. (#124767) * Palette editing not working in Color Attribute Paint Mode in Draw Mode. (#124990) * Crash when using certain tools in viewport on Wayland. (#120465) * Fix window activation on startup with Wayland & libdecor. (de1806f4154) * Batch export of STL-files incorrect handling of .stl-suffix. (#120253) * Extensions: double-warning upon launching Blender. (#124769) * Manpage fails to generate. (#125202) * Legacy Addons don't install in 4.2 if they're missing a LF or comment at the top. (#125142) * Easing on Bendy Bones Resets Inconsistently. (#125023) * Purge Unused crashes if mouse not moved away from popup before confirm delete with enter key. (#125006) * Incorrect sampling with 180° Spot and Light tree activated. (#125168) * Regression: The Mix RGB node produces unexpected results in the World Shader. (#125134) * Extensions: Unable to parse manifest if version format "X.X" instead of "X.X.X". (#124885) * Extensions: drag'n'drop installation from website for not yer approved extensions. (#125046) * glTF exporter: avoid crash when animation + full collection hierarchy. (d3d22496bc2) * glTF exporter: Fix row active UI and add tooltip. (ee3d935debe) * glTF exporter: Fix UDIM export crash when not rectangular tile locations. (6c8510f0c0a) * Export All Collections operator returns incorrect info message after running. (#125112) * Regression: UV editor doesn't import images by drag and drop anymore. (#125319) * Collada: animated camera import bug in 4.2. (#124859) * VSE: Line between two strips draws as multiple pixels randomly although there is no gap. (#125061) * VSE: Text strip outline wrongly goes "into" the text area (visible with semitransparent font color). (#125043) * VSE : shadow of text strip don't shadow the outlines of text + naming issues. (#124922) * Fix (unreported) 4.2: Copy of material ID fails. (449c4fc72e) * Fix: Unable to duplicate mask keyframes. (c2c3ccb42fe) * Asset shelf crash when opening a file. (#125466) * Collada: animated camera import bug in 4.2. (#124859) * UI: Add LTS to Version String for Title Bar (4.2). (7a16c7532c961d908f3339ab40b8d00e7d283943) * Core extensions report bugs to add-on repo. (#122858) * Extensions becomes empty when filtering addons in the workspace. (#122754) * Fix failure to toggle filtering for add-ons with long names. (04d8595e55d) * Memory leak when using GPencil Line Art modifier on certain frames. (#125340) * VSE text outline is not fully rendered for some (mostly "script") fonts. (#124899) * Graph Editor: Cursor Value to Selection can output position outside normalized range. (#125064) * Fix: Tracking related RNA paths incomplete/wrong. (f49b57811e5) * Regression: Tooltip missing from open URL preset operator. (#123735) * Crash Converting FLOAT4X4 attribute from vertex to Face Corner. (#125404) * Changes from 'source/blender/blenlib/intern/filereader_zstd.c' led to failure on s390x architecture. (#125395) * Changes from 'source/blender/blenlib/intern/filereader_zstd.c' led to failure on s390x architecture. (#125395) * Fix unhandled exception for non dictionary items in extensions repo. (778524fce37) * Extensions: support "blocklist" in the remote repository. (0f24fd7756a) * Extensions: Errors on the console about missing directories. (#125763) * Multiple select snap mode not work in UV editer. (#123179) * Fix broken EEVEE material shadow mode versioning. (451ee89c48a) * Triangulate modifier (also Triangulate Faces operator) changed behavior with custom normals. (#124836) * Video: Error in video decoding on either Linux or AVX512 CPU (ffmpeg alignment issue?). (#125446) * Crash when add a file output node by draging in compositing workspace. (#125588) * "Pin to Last" Fails to Maintain Modifier Order. (#125400) * Compositor Convert Colorspace node crashing Blender 4.2 when viewing realtime compositor in rendered 3D viewport. (#125402) * Alembic importer imports everything twice. (#125607) * Active camera context issue. (#125636) * Failure to connect to online repository on WIN32: [ASN1] nested asn1 error (_ssl.c:4035). (#125660) * Anim: Rigify `limbs.spline_tentacle` doesn't generate correctly. (#125226) * Alpha Clip still visible in material settings when using Cycles render engine. (#125387) * PyAPI: include bpy.utils.extension_path_user in __all__. (623e196f67f) * Failure to connect to online repository on WIN32: customized Python configuration. (#124731) * Fix error where upgrading an extension always enabled it. (93be30b2172) * Blender crashes when adding a working Geometry Node modifier to a specific object in Edit Mode. (#125672) * Eevee 4.2 no longer exports Cryptomatte metadatas. (#125232) * Can't move channels in Graph Editor except for Object Transforms. (#125509) * Regression: Stick bone tail selection is not drawn. (#125542) * Weight Paint Not Appearing in Material Preview viewport shading. (#125185) * Cycles: NaN pixels in Glossy and Transmissive Passes with roughness values near 0.0266. (#125750) * Extensions: restore fix for removing extensions with symlinks. (fdbb8efa9d6) * Fix error installing app-templates & legacy add-ons overwriting symlinks. (9c3ade79f27) * Removing Addon with compiled modules(e.g. cython) on Windows will cause PermissionError: [WinError 5] Access is denied. (#77837) * Regression: ACCESS VIOLATION for operators using class properties. (#123327) * Blender 4.2 RC - Pasting a material onto itself consistently crashes the program. (#124702) * EEVEE-Next: Volume does not immediately work after opening Blender. (#122454) * Fix: EEVEE: Invalid error in console from material preview. (ee025327a55) * Extensions: use wait cursor when toggling add-ons. (d255681e9c3) * Crash switching Alembic file to use Render Engine Procedural. (#125826) * Long Key Line and Interpolation Line turn invisible when only single keyframe visible in viewing range. (#125861) * Select in Edit Mode from Material slots with same Material broken. (#125353) * Blender crashes when undoing during sculpting on duplicate object. (#125375) * Templates: Remove bl_info from addon_add_object. (2be74423324) * Templates: Blender Manifest template. (2d2ebead32e) * Eevee Next missing render frame progress in stdout. (#124876) * Fix: Cycles Shadow linking with HIP-RT. (011b5ffbba4ac7a830bc6ec6a43fb8af408ec71f) * Edit Face Set on default mesh changes mesh color. (#125621) * Box mask crashes Blender in sculpt mode. (#125157) * Crash: Sculpting on linked objects with Multeresolution. (#126017) * Crash: Display wireframe in object mode on subdivided mesh with a lone edge. (#124292) * x86 Blender on Apple Silicon doesn't show Cycles Metal GPU render. (#126005) * Crash when EXR image is loaded in image list. (#126108) * UI: Add LTS to Version String for Title Bar (4.2). (7a16c7532c961d908f3339ab40b8d00e7d283943) * Insert text unicode not working in 4.2. (#125935) * macOS: Armature text line rendering is broken. (#124691) * Adding a compositor node while looking through the viewport realtime compositor leads to crashing. (#125946) * Setting Vertices Y to 0 and sliding in grid node causes blender to crash. (#126101) * Blender Crashes When Exporting USD with Allow Unicode Enabled and Using the Character "∧". (#126160) * Fix: USD instancing export errors. (e40b2a16106f7f5b7caeb95b4cd07bb1dfa92028) * 4.2 EEVEE Cryptomatte pass no longer matches Cycles. (#125618) * Insert keyfame uses wrong values. (#124125) * OpenGL: Remove conservative depth extension check. (#126223) * Add Brush: Added spline always misses one segment equivalent of a length in Blender 4.2. (#125929) * Regression: STL importer "Unit Scale" bug. (#125070) * Joining some meshes shows warning "Call save() to ensure ..." in console. (#126278) * Frames are layered on top of each other separated by a scanline when exporting video with PNG video codec. (#126201) * Cleanup: move bpy.utils parent-path check into a function. (e0bd7709d56) * Fix unhandled permissions exception in bpy.utils.is_path_builtin. (399ed8b6533) * Presets: consider presets within the extensions repo to be "built-in". (de565889672) * Fix active theme behavior when adding/removing themes. (3476864e92f) * Regression: Environment pass is not rendered (or rendered black) with 4.2 EEVEE. (#124565) * Geometry Nodes: Blender crash in create string socket in Capture Attribute node. (#125504) * CMake: library path reference for PLATFORM_ENV_BUILD on unix & macos. (9b251d04e7e) * CMake: library path reference for PLATFORM_ENV_BUILD unix/macos (#2). (2d05f61e6ba) * VSE: prefetch frames crashes with some scene strips. (#125401) * (Unneccessarily) restricted execution in scripted expression drivers (using e.g. "self", "bpy.data"). (#106372) * Only insert needed generates empty action. (#125169) * Cycles tests: Enable MNEE test on Metal on supported macOS version. (5c67f9469bc) * Render test: Add option to ignore block list. (82a26b72a0f) * Render tests: Use blocklist name for blocked tests. (5a255357434) * CMake: Add buildbot configuration for all platforms. (e6b856bd8ba) * Cycles render tests: Add the option to test with OSL enabled. (fc52a49be772e883e2db2de485fd4f8e5b0d97c3) * Disabling / uninstalling extensions doesn't always remove the extension's dependencies. (#125958) * Fix failure to remove libraries when removing wheels. (09e8e493654)

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

LTS Program

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The Blender team