A Terrain added to a ray-tracing acceleration structure no longer leaks a Mesh and its GPU buffers.
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Search changes, fixes, and known issues across Unity releases.
Avoid out-of-bounds memory access in UnifiedRayTracing which caused undefined behaviour on certain platforms.
Fix a bug where APV bake fails when scene contains a VFXRenderer.
Linked bug report
UUM-150965: APV: "InvalidCastException: Specified cast is not valid" is thrown during Generate Lighting when a static GameObject has a MeshFilter and a Visual Effect (VFXRenderer) Component
Steps to reproduce: Create a new 3D (URP) project In Edit > Project Settings > Quality > current URP asset, make sure Light Probe System is set to Adaptive Probe Volumes Create a Cube (GameObject > 3D Object > Cube), and with the Cube selected press Add Component and add a Visual Effect component With the Cube selected, enable the Static checkbox in the top right of the Inspector (Contribute G…
Retrieved 2026-11-10Fix a bug where editing a shader used in a scene that uses surface cache GI causes error spam in the console.
Fix speckles/white spots with APV
Linked bug report
UUM-133626: White flickering artifacts are present on dynamic objects when doing rotation/movement and using APV
Reproduction steps: 1. Open the attached project "ReproProj" 2. Open the “/Assets/Scenes/SampleScene.unity” Scene 3. Enter the Play Mode 4. Closely observe the Game view while the car rotates Expected result: No artifacts are present Actual result: White artifacts are flickering Reproducible with: 6000.0.66f1, 6000.3.5f1, 6000.4.0b6, 6000.5.0a5 Reproducible on: Play Mode Windows Standalone Pla…
Retrieved 2026-11-11Fixed a bug where reflection probes sometimes would not be re-baked when baking lighting, if only URP-specific settings were modified.
Linked bug report
UUM-133949: The Reflection Probe fails to update properly when generating lighting in the Lighting window and using a custom Renderer Feature
How to reproduce: 1. Create a new Unity URP Project 2. Import the attached “TestURPFeature“ custom Unity package 3. Navigate to Assets > TestURPFeature 4. Open the “TestURPFeature” Scene 5. Navigate to Assets > Settings > PC_Renderer 6. In the Inspector window, add the “Debug Feature” Renderer Feature 7. In the Lighting window, click on the “Generate Lighting” button 8. Navigate to Assets > Se…
Retrieved 2026-11-11Fixed a bug where Surface Cache GI did not affect Terrains using custom shader graph shaders.
Fixed a heap-buffer-overflow read when deduplicating overlapping Light Probes from multiple loaded scenes.
Fixed GC allocations every frame in Surface Cache GI, even when nothing in the scene changed.
Fixed GC allocations in Surface Cache GI when many objects are added, removed, or change materials in the same frame.
Fixed light baking failing when the only Global Illumination contributors in a scene had no materials assigned.
Fixed Surface Cache GI and the Compute ray tracing backend never hitting geometry on Adreno 650 GPUs with Vulkan.
Fixed Surface Cache Global Illumination permanently leaving some screen pixels without a patch.
Fixed the Surface Cache GI renderer feature running an incorrect defrag shader variant on devices that report a compute subgroup size of 2 or 128.
Fixed the Unity Compute Light Baker information box in Graphics settings not hiding when the Default Light Baker setting was reverted with Reset or Undo.
Make Surface Cache check for inline ray tracing support to match its use of RayQuery (instead of checking for ray tracing shader support).
Prevent MissingReferenceException in Surface Cache
Context menus closing will no longer block keyboard shortcuts in Graph Windows.
Fix Copy/Paste of values in fields inside of nodes.
(Graphics) RenderBuffer.GetNativeRenderBufferPtr no longer returns null when called immediately after RenderTexture.Create with graphics jobs enabled.
GraphicsFix
Add a workaround for compiling surface-cache HWRT shaders on MTL.
GraphicsFix
Added warning when the specified Keyword Declaration Override does not match any Keyword Declaration in the project.
Fix crash when importing Texture2DArrays with small dimensions and many elements
Linked bug report
UUM-153670: Crash on CachedWriter::Write when importing a tiny non-power-of-two Texture2DArray from a package
How to reproduce: 1. Create a new project (any pipeline) 2. Download the attached “IN-153687” package 3. Drag the “IN-153687” package into the Assets folder 4. Click “Import“ 5. Observe the crash Reproducible with: 6000.6.0a6, 6000.6.3f1, 6000.7.0b2, 7000.0.0a1 Not reproducible with: 6000.0.84f1, 6000.3.25f1, 6000.6.0a5 Reproduced on: Windows 11 Not reproduced on: No other environment tested N…
Retrieved 2026-11-10Fixed an assert "Metal: memoryless texture requires 2D texture." that the Editor logged on Metal when it rendered single-pass XR to memoryless texture arrays.
Fixed an InvalidOperationException when a script disposed the destination NativeArray of an in-flight AsyncGPUReadback request on exiting Play Mode.
Linked bug report
UUM-143136: InvalidOperationException error thrown when deallocating a NativeArray on exiting Play mode after using AsyncGPUReadback.RequestIntoNativeArrayAsync
How to reproduce: 1. Open the attached "AsyncGPUReadbackUndisposable.zip" project 2. Open the "SampleScene" 3. Enter the Play mode 4. Exit Play mode 5. Observe the Console Actual result: "InvalidOperationException: The Unity.Collections.NativeArray1[System.Single] has been set to undisposable and cannot be deallocated." error is thrown in the Console Expected result: No errors are thrown in th…
Retrieved 2026-11-09Fixed AsyncGPUReadback.RequestIntoNativeArray logging read/write access and undisposable errors for a NativeArray that was used by a completed job.
Linked bug report
UUM-102552: “AsyncGPUReadback - NativeArray does not have read/write access” error is thrown when using the AsyncGPUReadback:RequestIntoNativeArray after scheduling a job
Reproduction steps: 1. Open the attached “BugRepro” project 2. Open the “Assets/Scenes/SampleScene.unity“ Scene 3. Enter the Play Mode 4. Select the “Job Tester” GameObject in the Hierarchy window 5. In the Inspector window, right-click click on Simple Array Job Tester(Script) and choose "Test Job" 6. Select the “Array Updater” GameObject in the Hierarchy window 7. In the Inspector window, rig…
Retrieved 2026-11-09Fixed batch mode builds overwriting custom render queue settings in materials.
Fixed Graphics State Collection assets not reimporting when a shader they reference changes.
GraphicsFix
Fixed slow render graph compilation in the Editor and in players with script checks enabled. Pass names longer than 61 bytes are no longer truncated in the Render Graph Viewer.
Fixed the Editor freezing during an asset import on Linux when running on OpenGL.
GraphicsFixLinux
Runtime crash due to a malformed BatchDrawRange has been fixed.
Texture2D.ReadPixels and ScreenCapture could return stale data on AMD GPUs with Vulkan when graphics jobs were enabled and the GPU was busy.
Fix shadergraph compilation failure on uv4 input semantic differences.
Fixed "Default" being added to some Enum Material properties
Linked bug report
UUM-134256: Changing “Mesh Decal Bias Type” to “Depth Bias” on Decal Simple material stays set to “Default” in Inspector window
Steps to reproduce: 1. Create new Unity project using High Definition 3D Template 2. Open Shader Graph Templates window (Project window > Create > Shader Graph > From Template) 3. Select “Decal Simple” Template and press “Create” 4. When created, press on “Decal Simple” Shader in Project window and convert it to the Material 5. Select newly created Decal Material in Project window 6. In Inspec…
Retrieved 2026-11-11Fixed a dark outline appearing around geometry against the sky when MSAA and a cloud layer are enabled.
Linked bug report
UUM-150911: A dark outline appears on mesh borders with sky background when MSAA is enabled
How to reproduce: 1. Open the attached "IN-151203_63hd.zip" project 2. Open the "SampleScene" 3. In the Project Settings, enable any MSAA mode (Edit -> Project Settings -> Graphics -> HDRP -> Multisample Anti-Aliasing Quality) 4. In Game view, observe the border between the background sky and the visible cube Actual result: A dark outline appears on the border between the mesh and the backgrou…
Retrieved 2026-11-10Fixed an issue where FSR2 upscaler resources leaked GPU memory each time HDRP rebuilt the render pipeline, for example after a quality level change.
Fixed CoreCLR lifecycle management on various systems
Fixed overlapping labels in the HDRP Quality Settings panel where quality level tags overlapped with asset names.
Fixed shader compilation errors and incorrect base map results for TerrainLit Shader Graphs.
Fixed the Disable Mip Caching tooltip in the Rendering Debugger so that it refers to the Texture Streamer and Mipmap Streaming instead of internal class names.
Fixed warning in ScriptableRuntimeReflectionSystemSettings when re-entering play mode
Fixed water surfaces that disappeared for a moment in the Editor when a scene had water surfaces with different band counts.
Fixed a crash when calling GetType() through a boxed Nullable<T> that has no value, in generic code built with Faster (smaller) builds.
Fixed issue where memory from a thread object could be kept alive by the GC past its exit
Linked bug report
UUM-149541: Memory from the last exited managed thread is not freed when IL2CPP is used
How to reproduce: Open the attached project “IN-150912” Ensure that IL2CPP is selected as the Scripting Backend in “Project Settings → Player → Other Settings” Build and run the project Press ‘Space’ in the Player Observe the payload status text at the top of the Player Actual result: Payload 3 shows “alive = True” Expected result: Payload 3 shows “alive = False” Reproducible with: 6000.0.0f1,…
Retrieved 2026-11-10Fixed rare C++ error that could cause compiler errors converting types at call sites
Fixed an edited text field displaying its uncommitted text on another visible element when scrolling a list in an IMGUI inspector.
Fixed IMGUI text drawing a few pixels past the borders of enclosing scroll views and containers when the text overflowed its control.
Linked bug report
UUM-150041: List item text in Import Activity window's Overview tab is clipping through the list border
Steps to reproduce: Open the attached project Open the Import Activity window (Window -> Analysis -> Import Activity) Dock the window next to the Game view In the Import Activity window's Overview section, scroll through the Most Dependencies and Longest Import Duration lists Observe the Item text at the bottom of the list Actual results: Item text is clipping through the List's border Expecte…
Retrieved 2026-11-10Fixed text fields not scrolling to keep the cursor visible when typing text longer than the visible field width
Linked bug report
UUM-149213: Text field cursor does not follow the text when typing a long name in the Project window's rename mode
How to reproduce: 1. Create a new Unity project 2. In the Project window, select an asset and enter rename mode 3. Type a name long enough to exceed the width of the visible text field 4. Observe the text field while typing Expected results: The text field scrolls/follows the cursor so the currently typed character stays visible Actual results: The text field stays anchored at the start of the…
Retrieved 2026-11-10Fixed the text cursor being vertically misaligned in an empty text field.
Linked bug report
UUM-145875: Caret is vertically misaligned on custom Editor windows when using GUI.TextField
Steps to reproduce: 1. Create a new project 2. Import the attached “EditorWindowTemp.cs“ script 3. Open Window → CaretBug 4. Click on the TextField Actual result: Caret is misaligned with the TextField Expected result: Caret is aligned properly Reproducible with: 6000.5.0a3, 6000.5.1f1, 6000.6.0b1, 6000.7.0a1 Not reproducible with: 6000.0.78f1, 6000.3.18f1, 6000.5.0a2 Reproducible on: macOS Se…
Retrieved 2026-11-09Fixed a regression that added roughly 60 ms to editor project load time when input devices were first detected.
Fix misaligned labels in the Input Actions editor properties pane.
Input SystemFix
Fix single clicks generating duplicated touch events, when using Device Simulator and Touch Simulation. When the Device Simulator view is enabled Touch Simulation events are supressed.
Fixed a NullReferenceException when reopening a device's Device Debug View window in the Input Debugger after it had previously been maximized and closed.
Fixed an Input Actions importer error message that incorrectly reported a duplicate Action Map name when the actual problem was a duplicate Action name within an Action Map.
Fixed an overlapping memory copy when removing an element from an InputControlList, which AddressSanitizer reported as memcpy-param-overlap.
Fixed devices that were disconnected or reconfigured while the application was out of focus staying in the device list.
Fixed issue on macOS where third party tools sending repeated key down events without a key up could result in keys becoming stuck
Fixed polling for interaction phases (such as WasPerformedThisFrame) being missed during Update due to interaction timeouts sometimes occurring during the later before-render period when a before-render device (such as an XR HMD) is added. This means that timeouts and interactions like Hold may now wait to perform until the next frame instead of the earliest chance during before-render.
Fixed the "Location Distance Threshold" label being clipped and misaligned on the Input System Settings project settings page.
Fix building UnityFramework directly via command line
Fix GameAssembly ignoring the target OS version from Player Settings
Fixed incomplete privacy manifest when integrating only UnityFramework.framework (Unity as a Library).
iOSFix
Fixed Input System wrong touch delta when scene is changed
Fixed the secondary display mirroring the device screen instead of showing its own camera view on iOS 27.
Preserve the movie pause state after returning from background
Fixed a stack overflow when converting a large NativeText or UnsafeText to a string, and when appending a large string to a NativeText, UnsafeText, or FixedString.
Fixed crash in NativeSlice caused by 32bit integer overflow.
Fixed crash in UnsafeList::RemoveRange() if count overflows a 32bit integer.
Fixed InvalidOperationException when scheduling a SortJob or SortJobDefer from Burst compiled code.
Fixed NativeList and UnsafeList copying the whole allocated capacity instead of only the used elements when the capacity grows.
Fixed the safety system naming the container instead of the ParallelWriter when reporting errors for a disposed NativeParallelMultiHashMap.ParallelWriter.
KernelFix
FixedString operator==(String) threw ArgumentException when the string exceeded the FixedString capacity.
Linked bug report
UUM-129279: ArgumentException is thrown when comparing FixedString64Bytes with a String where the FixedString64Bytes is on the left-hand side of ==
Reproduction steps: 1. Open the attached “BugRepro” project 2. Open the “Assets/test.unity“ Scene 3. Enter the Play Mode 4. Observe the Console window Expected result: No errors are thrown Actual result: “ArgumentException: FixedString32Bytes: Truncation while copying….” error is thrown Reproducible with: 2.5.7, 2.6.0-pre.4 (6000.0.56f1, 6000.2.2f1, 6000.3.0b1) Reproducible on: Windows 11 Not …
Retrieved 2026-11-09Fixed a crash on Linux when the Editor was launched with -nographics but without -batchmode; the Editor now reports the invalid arguments and exits with code 1.
Linked bug report
UUM-154576: Editor crashes on a GtkStyleContext assertion when running -upmPack with -nographics and without -batchmode
How to reproduce: 1. Extract the attached "Repro_UpmPackCLI" 2. Run "./repro_bug2.sh <editor binary> <any project path>", which creates the project if it does not exist and runs the case twice, once with DISPLAY inherited and once with DISPLAY unset 3. Observe the process exit code and the log Expected results: The Editor rejects the argument combination and exits cleanly with a non-zero exit …
Retrieved 2026-11-11Fixed characters outside the Basic Multilingual Plane (such as emoji) being corrupted when typed into Editor text fields on Linux.
Fixed GameWindow.GetPosition() returning an incorrect value after MoveTo() on Linux X11 sessions.
Fixed the Editor hanging on the splash screen when a dialog opened while a scene was loading.
Linked bug report
UUM-151324: Editor hangs on the splash screen when a file required to restore the last-opened scene fails to open on startup
How to reproduce: Open the attached “IN-150360-repro-deadlock” project Open the “HeavyScene” Close the Editor Make a file required by that scene unreadable, e.g. run "chmod 000" on the scene file (HeavyScene.unity) Open the attached project again Actual result: The Editor freezes on the splash screen and a window titled "Opening file failed" is created but never painted or clickable, placed at…
Retrieved 2026-11-10Fixed a crash on recent macOS versions that could occur when importing X.509 certificates.
Fixed a top-level menu returning to the wrong position in the menu bar after being removed and restored.
macOSFix
Fixed the macOS Editor ignoring internal tick requests while its window was unfocused, which made async and coroutine-based execution run slower than when focused.
Stopped a crash when using a default GCHandle
Linked bug report
UUM-153835: Crash on "ves_icall_System_GCHandle_GetAddrOfPinnedObject" when calling "GCHandle.AddrOfPinnedObject()" on a default-initialized GCHandle
Reproduction steps: 1. Open the attached "IN-154843" project 2. In the menu bar, navigate to "Bug" > "Crash Editor" 3. Observe the crash Reproducible with: 6000.0.0f1 (7bea50d699a2), 6000.0.84f1, 6000.3.25f1, 6000.6.3f1, 6000.7.0b3, 7000.0.0a1 Reproducible environment: Ubuntu 24.04.5 LTS, Windows 11 (Reporter) Not reproducible environment: No other environments tested Workaround: Check "GCHand…
Retrieved 2026-11-10Fixed a NullReferenceException thrown when the Launching Scenario window is opened without an active scenario, which left the window empty.
Fixed an Additional Editor Instance still showing as "Running" in the Active Scenario window after its player process was terminated externally and the recovery offer was declined.
Fixed the Focus on Player button icon being barely visible in the Active Scenario window when using the Light Editor Theme.
Fixed the Multiplayer Center window letting the divider be dragged until the recommendations panel was hidden.
Fixed the multiplayer role indicator not appearing in the Hierarchy window when the legacy Hierarchy was disabled.
Fixed two "Lifecycle ERROR" exceptions logged on every Editor start and domain reload, which left Multiplayer Play Mode uninitialized, in projects upgraded from an older Multiplayer Play Mode version.
Fixing the scaling artifacts of the Multiplayer Center window's genre titles in Bitmap rendering mode.
MultiplayerFix
Multiplayer Play Mode additional Editor instance keeps running outdated script code when domain reload is disabled
Play Mode Scenario stays in the "Deploying" state when re-entering Play Mode with an additional Editor instance still running.
Removed the Tree creation option from the hierarchy menu to prevent asset creation in Multiplayer Playmode Virtual Players, as asset authoring is forbidden.
Unity Transport: Correctly recreate UDP sockets on iOS when they are closed by the OS when an application is in the background for a while. Prevents a condition when the driver seemingly stops receiving packets.
Linked bug report
UUM-153993: Unity Transport UDP NetworkDriver stops receiving packets when the application resumes after device sleep
How to reproduce: Open the attached "IN-153250" project Open the "SleepWake" scene Enter Play mode In the Game view, click Start Server with UDP port 7777 Build the same project for iOS Open the "Unity-iPhone.xcodeproj" in Xcode Build to a mobile device on the same LAN and allow Local Network access On the mobile device, type the desktop's LAN IPv4 address and port 7777, then tap Connect Obser…
Retrieved 2026-11-10Unity Transport: Fixed an issue where sending packets on UDP connections that don't have a remote peer anymore could eventually result in exhausting the receive queue, causing the server to not be able to receive anything anymore.
Unity Transport: Fixed an issue with the NetcodeInterop layer which would cause connection failures when using NGO transports that use a single buffer for all receive operations (for example the community Facepunch transport does this).
Fix for test OnRedirect_LoopStopsAndClearsRunning instability.
N/A \(internal\)Fix
Refactor editor config scan
N/A \(internal\)Fix
Removing unneeded features in remote settings
N/A \(internal\)Fix
Fixed a crash on Editor, Player, or Virtual Player shutdown when a DownloadHandlerScript or DownloadHandlerStream was still active while the underlying web request system was being torn down.
Fixed the search and summary rows in the Webrequest Profiler shrinking as the request list filled.
NetworkingFix
Fixed UnityWebRequest cookies occasionally reverting to an older value when a slower request completed after a faster concurrent request to the same host had already set a newer cookie.
Linked bug report
UUM-150958: UnityWebRequest cookie cache rolls back to an older value when a slow concurrent request completes without a Set-Cookie header
How to reproduce: Open the attached “IN-152325“ project Open a Terminal in the project directory In the Terminal, run this command: py tools/server.py to start the test server In the Editor, enter Play mode In the Tools menu, run the CookieRollbackTest (Tools > CookieRollbackTest > Run test) Observe the console Actual result: The Console shows “actually received: v1” Expected result: The Conso…
Retrieved 2026-11-10Fixes a bug where streaming upload handler that has no fixed length incorrectly generates underlying call with fixed length