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6000.3.26f117 shown
Fix a bug where reloading a scene would cause certain Blitter functions to stop working.
Fix shadergraph compilation failure on uv4 input semantic differences.
Linked bug report
UUM-143884: Player build fails when UV4 is used for vertex position in Shader Graph

How to reproduce: Open the attached “IN-144421_UV4_failing_player_build” project “Build and Run” the project (File > Build and Run) Observe the Console Actual result: The Player build fails with 2 errors - “Duplicated input semantics can't change type, size, or layout ('TEXCOORD4')” Expected result: The Player succeeds and no errors are thrown Reproducible with: 6000.3.0a1, 6000.3.17f1, 6000.4…

Retrieved 2026-11-11
Fixes a bug where seams appear on box projected reflection probes on platforms with half precision (mobile).
Linked bug report
UUM-141981: Seams are visible in reflective surfaces when using box projection in Android Build Profile

How to reproduce: 1. Open the ‘ReflectionSeam.zip' project using Android Build Profile 2. Open the 'test’ scene 3. Enter Play Mode 4. Observe the GameView Actual result: Seams are visible Expected result: Seams are not visible Reproducible with: 2023.1.0f1, 6000.0.75f1, 6000.3.15f1, 6000.4.7f1, 6000.5.0b8, 6000.6.0a5 Could not test with: 2023.1.0a1 (Unable to install Android Build Profile) Rep…

Retrieved 2026-11-09
Improved GPU performance for URP projects on tile-based platforms by avoiding unnecessary color loads when UberPost (post-processing) is the final pass.
Fixed Web platform build when output asset sizes are larger than 2 GB, and the build error message if output asset sizes are larger than 4 GB (unsupported).
Linked bug report
UUM-112909: Build fails with "System.IO.IOException: The file is too long." when building with an asset that is over 2GB

How to reproduce: 1. Open the “unity-2gb-bug.zip“ project 2. Open the “terrain-demo“ scene 3. Build for WebGL Expected result: Build does not fail Actual result: Build fails with “System.IO.IOException: The file is too long. This operation is currently limited to supporting files less than 2 gigabytes in size.“ Reproducible with: 6000.0.54f1, 6000.1.13f1, 6000.2.0b12, 6000.3.0a3 Reproducible e…

Retrieved 2026-11-09
6000.6.5f155 shown
6000.3.14f1: [Multiplayer Play Mode] Play Mode Scenario stays in the "Deploying" state when entering Play mode with an additional Editor instance and the Vulkan graphics API
Linked bug report
UUM-154645: Play Mode Scenario stays in the "Deploying" state when entering Play mode with an additional Editor instance and the Vulkan graphics API

Reproduction steps: 1. Open the attached "IN-154918" project 2. In the menu bar, navigate to "Edit" > "Project Settings" > "Player", under "Other Settings", make sure "Vulkan" is first in the "Graphics APIs" list 3. Make sure "NewPlayModeScenario" is selected in the Play Mode Scenario dropdown next to the Play button 4. Enter Play mode 5. Observe the "Starting Scenario" status Actual result: T…

Retrieved 2026-11-10
Known IssuesKnown issueCautionUUM-154645
6000.5.0a5: “Overflow in memory allocator. UnityEditor.GUIView:ProcessEvent (UnityEngine.EntityId,intptr,bool&)“ pop-up warning when opening a specific scene
Linked bug report
UUM-155070: “Overflow in memory allocator. UnityEditor.GUIView:ProcessEvent (UnityEngine.EntityId,intptr,bool&)“ pop-up warning when opening a specific scene

How to reproduce: 1. Open the attached “IN-154292” project 2. Open the SampleScene (Assets > Scenes > SampleScene) 3. Observe the “Overflow in memory allocator. UnityEditor.GUIView:ProcessEvent (UnityEngine.EntityId,intptr,bool&)“ pop-up warning Reproducible with: 6000.5.0a5, 6000.6.4f1, 6000.7.0b3 Not reproducible with: 6000.0.84f1, 6000.3.25f1, 6000.5.0a4, 7000.0.0a5 Reproduced on: Windows 1…

Retrieved 2026-11-10
Known IssuesKnown issueCautionUUM-155070
6000.6.0a2: Crash on PrefabModificationsForSerializedObject::CachePrefabModifications when the UVC window refreshes on a modified prefab that contains nested prefab instances
Linked bug report
UUM-155069: Crash on PrefabModificationsForSerializedObject::CachePrefabModifications when the UVC window refreshes on a modified prefab that contains nested prefab instances

How to reproduce 1. Open the attached “IN-153262” project 2. Ensure the com.unity.collab-proxy package is installed 3. Set up a new UVC Workspace 4. In the Project window, double click on the “Crash“ Prefab 5. Delete one of the nested “Capsule” Prefabs 6. In the Unity Version Control “Pending Changes“ window, right click “Assets\Crash.prefab” 7. Click “Diff” 8. Observe the crash Reproducible w…

Retrieved 2026-11-10
Known IssuesKnown issueBlocker
7000.0.0a5: Crash on mono_class_get_name when building Addressables content with a serialized type that derives from List<T>
Linked bug report
UUM-155711: Crash on mono_class_get_name when building Addressables content with a serialized type that derives from List<T>

Steps to reproduce: Open the attached project Build the content: Window > Asset Management > Addressables > Groups > Build > New Build > Default Build Script Observe the Editor Actual result: The Editor crashes during the build. In batchmode the process exits with code 139 and the build never returns. Expected result: The build does not crash the Editor. The type is screened out before its ser…

Retrieved 2026-11-10
Known IssuesKnown issueBlockerUUM-155711
7000.0.0a5: Crash on Scripting::LogExceptionFromManaged and "BadImageFormatException: Bad IL format." fatal error when upgrading a project from Unity 6 to 7000.0.0a5 or above
Linked bug report
UUM-156142: Crash on Scripting::LogExceptionFromManaged and "BadImageFormatException: Bad IL format." fatal error when upgrading a project from Unity 6 to 7000.0.0a5 or above

How to reproduce: 1. Open the attached “IN-156595” project with 7000.0.0a7 2. Observe the “BadImageFormatException: Bad IL format.“ fatal error 3. Click “Quit“ 4. Observe the crash Reproducible with: 7000.0.0a5, 7000.0.0a8 Not reproducible with: 6000.0.84f1, 6000.3.26f1, 6000.6.6f1, 6000.7.0b4, 7000.0.0a1 Reproduced on: Windows 11 Not reproduced on: No other environment tested Notes: The proje…

Retrieved 2026-11-11
Known IssuesKnown issueBlocker
Crash on mono_log_write_logfile when more than one copy of bee_backend is running
Linked bug report
UUM-142773: Crash on mono_log_write_logfile when more than one copy of bee_backend is running

How to reproduce: Create a new URP project In the Player settings, change the Active Input Handling setting to any other option In the following prompt about restarting the Editor, select "accept" When the Editor loading window appears, close it by clicking x at the top right corner of the window Open the Windows task manager and type "bee" in the search bar Launch the project again and let th…

Retrieved 2026-11-09
Known IssuesKnown issueBlockerUUM-142773
Crash on mono_log_write_logfile when opening specific project
Linked bug report
UUM-150566: Crash on mono_log_write_logfile when opening specific project

How to reproduce: 1. Open the attached “IN-150836” project 2. Observe the crash Reproducible with: 6000.2.0b2, 6000.6.0a1 Not reproducible with: 6000.0.0f1, 6000.0.82f1, 6000.1.0b3, 6000.3.23f1, 6000.5.10f1, 6000.6.0b10, 6000.7.0a6 Could not test with: 6000.2.0a1 - 6000.2.0b1 (due to multiple Input system errors which I was unable to fix) Fixed in: 6000.6.0a2 (64de5ee36373) Reproducible on: Wi…

Retrieved 2026-11-10
Known IssuesKnown issueBlockerUUM-150566
[WinEditor] Play Mode framerate drops significantly when moving the mouse cursor with high polling rate
Linked bug report
UUM-142550: Play Mode framerate drops significantly when moving the mouse cursor with high polling rate

Reproduction steps: 1. Open the attached project "IN-141292" 2. Connect a mouse which supports 1000 Hz polling rate or higher 3. Open scene "SampleScene" 4. Enter Play Mode 5. Move the mouse cursor in Play Mode view (make sure that the view is focused by left-clicking on the view) 6. Observe the result in the graph in the top right corner of the Game view Actual result: The Editor experiences …

Retrieved 2026-11-09
Known IssuesKnown issueCautionUUM-142550
Fixed the camera sorting layer texture resolution being affected by the Render Scale setting on the 2D Renderer.
Linked bug report
UUM-151723: Camera sorting layer texture is affected when changing Render Scale on Renderer2D

How to reproduce: Open the attached “IN-152053” project Open the “SampleScene” scene In the Project window navigate to the Assets\Settings folder and click on Renderer2D In the Inspector window change the Render Scale to some lower value Observe the Game view Actual result: Sprite resolution changes and it gets more pixelated Expected result: Sprite resolution does not change Reproducible with…

Retrieved 2026-11-10
Fixed system bars not hiding automatically on Android 11 when System Bars Behavior is set to "Show Transient Bars By Swipe".
Linked bug report
UUM-149900: Android system bars do not hide automatically when System Bars Behavior is set to "Show Transient Bars By Swipe"

How to reproduce: 1. Create and open a new project 2. Navigate to Project Settings, Player tab (Edit > Project Settings > Player) 3. In the Android tab, under Resolution and Presentation, disable “Status Bars” and “Navigation Bars” 4. Set System Bars Behavior to “Show Transient Bars By Swipe” 5. Build and Run the project for Android 6. When the application starts, swipe to bring out the Naviga…

Retrieved 2026-11-10
AndroidFixUUM-149900
Fixed a player crash when instantiating a prefab from an AssetBundle that was reached through a reference to a child object of a prefab in another AssetBundle.
Asset BundlesFixUUM-141605
Fixed a crash on Editor shutdown caused by an asset import worker timer callback running after the worker manager was destroyed.
Asset PipelineFixUUM-134447
Fixed a crash when opening a project with a corrupted Library.
Linked bug report
UUM-153198: Crash on IsArtifactStillRelevant when opening a project with corrupted library

How to reproduce: Download and extract the attached “IN-153468” archive Create a new project using the “Universal 3D” template and take note of it’s location Ensure that all Unity instances are closed In a Powershell window run “reproduce-standalone.ps1 <project location> <Editor location>” Observe the crash Reproducible with: 6000.0.0f1, 6000.0.85f1, 6000.3.25f1, 6000.6.2f1, 6000.7.0b2 Reprod…

Retrieved 2026-11-10
Asset PipelineFixUUM-153198
Fixed a random Editor crash on shutdown caused by a data race in the asset database script artifact bookkeeping.
Asset PipelineFixUUM-142994
Fixed a NullReferenceException thrown when selecting a GameObject in the Hierarchy while the Tool Contexts overlay was displayed but collapsed.
Linked bug report
UUM-141529: "NullReferenceException" errors are thrown when selecting a GameObject in the Hierarchy with Tool Context enabled and collapsed

How to reproduce: 1. Open the attached “IN-141840” project 2. Notice an NRE error in the Console 3. Select any GameObject in the Hierarchy 4. Observe the Console Actual result: NullReferenceErrors are thrown each time a GameObject is selected Expected result: No errors are thrown Reproducible with: 6000.3.0a4, 6000.3.15f1, 6000.4.6f1, 6000.5.0b7, 6000.6.0a4 Couldn’t test with: 6000.0.74f1, 600…

Retrieved 2026-11-09
EditorFixUUM-141529
Fixed Scene Visiblity Update Issue Without a Scene View
Linked bug report
UUM-139553: Hierarchy is not updated when a selected GameObject's visibility is toggled with a shortcut when Scene view is not visible

Steps to reproduce: Create and open a new project Set the layout to Default Focus on the Game view (hide the Scene view) Select any GameObject in the Hierarchy Hover the mouse outside of the Hierarchy tab Press H on the keyboard Observe the selected GameObject in the Hierarchy (before updating it) Drag the mouse over the Hierarchy (to update it) Actual results: After step 7, the 'hidden' icon …

Retrieved 2026-11-09
EditorFixUUM-139553
Fixed tabs getting stuck when dragging across dock areas
Linked bug report
UUM-140149: Title Bar gets stuck when dragging another Title Bar over it and back

How to reproduce: 1. Open the attached “IN-139898” project 2. Drag Hierarchy Title Bar over the Inspector Title Bar without unclicking it 3. Drag the Hierarchy Title Bar back and unclick 4. Observe the Inspector Title Bar Actual result: Inspector Title Bar gets stuck until you move the mouse over the Inspector Window Expected result: Inspector Title Bar doesn’t get stuck Reproducible with: 202…

Retrieved 2026-11-09
EditorFixUUM-140149
Fixed the undo of a drag and drop operation that moved nodes and opened a prefab at the same time.
Linked bug report
UUM-148783: Undoing a move that was made in Main stage while in a Prefab stage does not restore ordering correctly.

If there are multiple node type handlers that are interleaved in the Hierarchy, and you move some nodes to modify the interleaving ordering in the main stage, undoing this operation in a stage other than the main stage will not restore the correct interleaving ordering. This can also happen if the drop operation to move nodes open a prefab stage (like moving prefab children) and you go back to…

Retrieved 2026-11-10
EditorFixUUM-148783
Skip post-build audit when Project Auditor Rules package isn't installed
Linked bug report
UUM-152518: "InvalidOperationException" is thrown after every build when "Log number of issues after Build" is enabled even though Project Auditor is not used

Steps to reproduce: Create a new 3D URP project Open Edit > Preferences > Analysis > Project Auditor Enable "Log number of issues after Build" property Build the project with any empty scene Observe the Console after build Actual results: "InvalidOperationException: Install the Project Auditor Rules package before using Project Auditor" error is thrown after each build Expected results: No err…

Retrieved 2026-11-10
EditorFixUUM-152518
Fixed light baking failing when the only Global Illumination contributors in a scene had no materials assigned.
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 2026-11-10
GraphicsFixUUM-153670
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.
macOSFixUUM-151097
Fixing the scaling artifacts of the Multiplayer Center window's genre titles in Bitmap rendering mode.
MultiplayerFix
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 2026-11-10
MultiplayerFixiOSUUM-153993
Fixed exporting a signed .unitypackage failing with "IOException: Stream was too long." when the uncompressed package content exceeded 2 GB, and reduced Editor memory usage during package export and signing.
Linked bug report
UUM-153848: Exporting a signed .unitypackage fails when the uncompressed package content exceeds 2 GB

Steps to reproduce: Create a project with assets totaling more than 2 GB of uncompressed content (e.g. several large binary files) Sign in to the Editor with an organization so that package signing is active Select the assets and use Assets > Export Package... to export a .unitypackage Actual results: Signing fails with "IOException: Stream was too long." (or OutOfMemoryException on memory-con…

Retrieved 2026-11-10
Package ManagerFixUUM-153848
Fix Profiler details view potentially showing info for frames that are no longer present in the timeline.
Linked bug report
UUM-150694: Profiler - Shrinking frame count with a screenshot selected can cause UI oddness when frame is outside of range

This issue is related to: Frame Window Shrinking: Reduce the frameCount setting in Profiler preferences while a frame with a screenshot is selected. Verify the screenshot is hidden if its frame falls outside the new window, validating the new check in ScreenshotIndexCatalogue.TryResolveDisplayedScreenshot. [Internal link] [Internal link] What I find a bit wrong is that it looks to retain the f…

Retrieved 2026-11-10
ProfilerFixUUM-150694
Fixed an inconsistent seam line between the image and frame number on Profiler Screenshots module thumbnails.
Linked bug report
UUM-152561: Screenshot timeline thumbnails show a thin line above the frame number on some thumbnails but not others

Steps to reproduce: Create a new 3D URP project via Unity Hub Open the Profiler (Window > Analysis > Profiler) with the Screenshots module shown, Game View open Enter Play mode and record for a few seconds so a run of screenshots is captured Open the Screenshots module details strip (the horizontal thumbnail filmstrip along the bottom) Look across adjacent thumbnails at the seam between the bo…

Retrieved 2026-11-10
ProfilerUUM-152561
Fixed frame-number labels overlapping in the Screenshots module's timeline view when Game View captures used a narrow aspect ratio.
Linked bug report
UUM-152532: Screenshot timeline frame number labels overlap and become illegible when the Game View is captured at a narrow aspect ratio

Steps to reproduce: Create a new project via Unity Hub Open the Profiler (Window > Analysis > Profiler) and make sure the Screenshots module is shown Resize the Game View window to a very narrow aspect (make it tall and thin) Enter Play mode and let it record for a few seconds with the Game View visible so screenshots are captured at that narrow aspect Press a captures frame and observe the fr…

Retrieved 2026-11-10
ProfilerUUM-152532
Fixed the Profiler capture rename field discarding the first click and re-selecting the whole name instead of placing the caret.
Linked bug report
UUM-153075: Profiler Capture name is re-selected instead of the caret being placed when clicking inside the rename field

Steps to reproduce: Create a new 3D URP project Open Window > Analysis > Profiler Record any data (e.g. Enter and exit Play mode) Click on the save icon to save a Capture In the Capture List, find the saved capture Click on its kebab (⋮) menu and choose Rename Click inside the rename field once to put the caret in the middle of the name Observe the behavior Actual results: The first click is d…

Retrieved 2026-11-10
ProfilerFixUUM-153075
Fixed the Troubleshoot Connection Issues button in the Profiler linking to a documentation page unrelated to connection troubleshooting.
Linked bug report
UUM-153354: "Troubleshoot connection issues" button in the Profiler links to a page unrelated to connection troubleshooting

How to reproduce: 1. Open the Profiler window 2. Open the "Play Mode" dropdown near the record button 3. Click "Troubleshoot connection issues" 4. Observe the results Expected results: The linked documentation page covers troubleshooting Profiler connection issues - suggesting https://docs.unity3d.com/6000.1/Documentation/Manual/profiling-target-device.html Actual results: The link opens https…

Retrieved 2026-11-10
ProfilerFixUUM-153354
Reimplemented an aggregate draw calls counter for profiling
ProfilerFix
ArgumentException thrown when typing ! as the first character in a Search window query (UUM-141246).
Linked bug report
UUM-141246: ArgumentExceptions are thrown when an exclamation mark is written as the first character in the search window

Steps to reproduce: Create and open a new project Open Window -> Search -> New window Write an exclamation mark ('!') in the search bar Observe the Console Actual results: "ArgumentException: Index out of string range Parameter name: start" is thrown 4 times Expected results: No error is thrown Reproducible with versions: 2023.1.0a10, 6000.0.73f1, 6000.3.14f1, 6000.4.6f1, 6000.5.0b6, 6000.6.0a…

Retrieved 2026-11-09
SearchFixUUM-141246
Fixed a crash due to an out-of-range value being supplied to Shader global property APIs.
Linked bug report
UUM-150856: Crash on ShaderScripting::GetGlobalVector when calling Shader.GetGlobalVector, SetGlobalColor or SetGlobalVector with an out-of-range property ID

How to reproduce: 1. Open the attached “IN-151097” project 2. In the menu bar, select “Bug Repro” and choose one of the methods: Get Global Vector with Out-of-Range ID Set Global Color with Out-of-Range ID Set Global Vector with Out-of-Range ID 3. Observe the crash Reproducible with: 6000.0.0f1, 6000.0.82f1, 6000.3.23f1, 6000.5.10f1, 6000.6.0b10, 6000.7.0a5 Reproducible on: Ubuntu 24.04 Not re…

Retrieved 2026-11-10
ShadersFixUUM-150856
Fixed non-deterministic Addressables bundle hashes caused by a debug symbols pragma in the TMP mobile SDF shaders.
Linked bug report
UUM-153225: Debug pragma in stock TMP shader breaks determinism when building Addressables Asset Bundles

How to reproduce: 1. Open the attached “IN-154213.zip” Project 2. Open the Addressables Groups Window (Window → Asset Management → Adressables → Groups) 3. Build the Addressables (Build → New Build → Default Build Script) 4. Open the Adressables Report Window for the built process or manually find the built files in the Project Folder 5. Observe the .bundle file Hash and file sizes 6. Close th…

Retrieved 2026-11-10
TextMeshProFixUUM-153225
Fixed TextMeshPro input field not removing characters on the first backspace when the text contains variation selectors.
Linked bug report
UUM-140383: TextMeshPro input field doesn't remove characters from first backspace when variant characters are used with the input field

Steps to reproduce: 1. Open the attached project “IN-139093” 2. In the Project window, open “Assets” → “Scenes” → “SampleScene” 3. Enter Play mode 4. Press the “Button” in the center 5. Try deleting text from “TMP_InputField” 6. Observe the Game view Actual result: The first 2 character get changed before deletion (need 2 backspaces), but after that the other ones don’t have any visual change …

Retrieved 2026-11-09
TextMeshProFixUUM-140383
Fixed the "Missing signature" when importing the TMP Examples & Extras package. Both TMP resource packages are now signed by Unity.
Linked bug report
UUM-151651: TMP Examples&Extras signature is missing

Steps to reproduce: Create and open a new project In Hierarchy, create 'UI (Canvas) -> Text - TextMeshPro' In the opened TMP Importer, click 'Import TMP Essentials' Then click 'Import TMP Examples & Extras' Observe the Editor Actual results: 'Missing signature' window opens Expected results: The samples are imported Reproducible with versions: 6000.6.0b1, 6000.6.1f1, 6000.7.0a6 Not reproducibl…

Retrieved 2026-11-10
TextMeshProFixUUM-151651
Fixed the Editor freezing when a TextMeshPro text with a Content Size Fitter contained a hyphen preceded by a space at narrow widths.
Linked bug report
UUM-152921: Editor freezes when the Text of a TextMeshPro GameObject with a Content Size Fitter Component is changed to a string containing a hyphen preceded by a space

Reproduction steps: 1. Create a new project 2. GameObject > UI > Text - TextMeshPro 3. Press “Import TMP Essentials” button in TMP Importer window 4. Select the newly created “Text (TMP)” GameObject and set Width to 25 in the Rect Transform 5. Press “Add Component” button, add Content Size Fitter and set Vertical Fit to Preferred Size 6. Set the Text field to any two words (e.g. “text text”) a…

Retrieved 2026-11-10
TextMeshProFixUUM-152921
Fixed timeline preview ownership
TimelineFixUUM-137833
Fixed a "SelectorAccelerationCache: association already exists" error being logged when a style sheet is attached to a UI Document both directly and through @import.
Linked bug report
UUM-151721: "SelectorAccelerationCache ... association already exists" error is thrown when a style sheet is attached to a UI Document both directly and through @import

How to reproduce: Open the attached “IN-152893” project In the Project tab, open the “Assets/UI/Documents/Element1.uxml” Close the UI Builder window In the Project tab, open the “Assets/UI/Documents/Empty.uxml” Observe the result in the Console of the Unity editor Actual result: Error "SelectorAccelerationCache: Assets/UI/Styles/Unknown.uss / 22122:132272389 association already exists" is thro…

Retrieved 2026-11-10
UI ToolkitFixUUM-151721
Fixed a memory leak that grew every frame for elements using the -unity-material style and ended in an OutOfMemoryException.
Linked bug report
UUM-150318: Memory leak and silent crash when idle in Play Mode in a scene with multiple UI Toolkit GameObjects

How to reproduce: 1. Open the attached “IN-149943” project 2. Open the “Test“ scene 3. Stay idle for ~30 minutes 4. Observe the memory leak in the console window / crash Reproducible with: 6000.5.0a4, 6000.5.10f1, 6000.6.0b10, 6000.7.0a5 Could not test with: 6000.0.81f1, 6000.3.22f1, 6000.5.0a3 (UI ToolKit GameObjects are removed from the scene when downgrading) Reproduced on: Windows 11 Not r…

Retrieved 2026-11-10
UI ToolkitFixUUM-150318
Fixed a VisualElement with the DynamicTransform usage hint remaining invisible until hovered after an ancestor's scale animated up from zero, when another ancestor used the GroupTransform usage hint.
Linked bug report
UUM-140869: VisualElement with DynamicTransform and animated scale from 0 is not rendered until hovered when parent uses GroupTransform

How to reproduce: 1. Open the attached “IN-140824” project 2. Open the “TestScale” scene 3. Enter Play mode 4. Click the “Toggle Window” button in Game view 5. Notice Visual Element block with “usage-hint = None” text 6. Hover mouse cursor above the said Visual element 7. Observe the Game view Actual result: “usage-hints = DynamicTransform” text appears on a Visual Element after the mouse is h…

Retrieved 2026-11-09
UI ToolkitFixUUM-140869
Fixed IndexOutOfRangeException errors being thrown when redoing actions after changing an element's background colour in UI Builder.
Linked bug report
UUM-149395: "IndexOutOfRangeException" errors are thrown when redoing actions after changing Element's Background color

Reproduction steps: 1. Create a new project 2. Create > UI Toolkit > UI Document 3. Double-click the newly created Asset to open UI Builder window 4. Drag and drop any Element into the Hierarchy (e.g. Button Element) 5. Select the newly added Element and change its Background color in the Inspector 6. Duplicate the Element 7. Undo all changes 8. Redo all changes 9. Observe the Console Actual r…

Retrieved 2026-11-10
UI ToolkitFixUUM-149395
Fixed SVG import errors with nested svg tags.
Linked bug report
UUM-150948: Imported SVG file has 0 vertices and does not render when it has a nested <svg> element in it

How to reproduce: 1. Create a new project 2. Import the attached "google.svg" file into the project 3. Observe the imported file's preview in the Project tab Actual result: The imported SVG file has an empty preview Expected result: The imported SVG file properly draws the preview Reproducible with: 6000.0.0f1, 6000.0.83f1, 6000.3.23f1, 6000.5.11f1, 6000.6.0f1, 6000.7.0a6 Reproducible on: Wind…

Retrieved 2026-11-10
UI ToolkitFixUUM-150948
Fixed text that was set with the TextElement.SetText APIs being lost when the element was removed from a panel and added back.
Linked bug report
UUM-148525: Hierarchy v2: Node name doesn't render instantly after expand animation starts

Steps to reproduce: Create a project with a deeply nested node Click on foldout to expand node Actual results: Node names fail to render instantly and animation appears to be lost Expected results: Node names should display and animation should work as before Reproducible with versions: 6000.7 Not reproducible with versions: Can’t test with versions: Tested on (OS): Mac Notes: Root cause commi…

Retrieved 2026-11-10
UI ToolkitFixUUM-148525
Fixed the Inspector help button opening a missing documentation page when multiple UI Toolkit elements were selected in the Hierarchy.
Linked bug report
UUM-153256: Documentation Help icon on multi-selected Visual Element assets lead to a "Sorry... that page seems to be missing!" page

Steps to reproduce: Create a new 3D URP project In the Hierarchy, right-click > UI Toolkit > Standard Elements > Visual Element Save the new .uxml file Have two Visual Elements available Fully expand the .uxml in Hierarchy Multi-select two Visual Elements In the Inspector, observe the "2 Visual Element Selections" is shown Click on the help icon to open Reference Actual results: “Sorry... that…

Retrieved 2026-11-10
UI ToolkitFixUUM-153256
Fixed UXML changes saved in UI Builder not appearing in the Game view for a Panel Renderer after Play mode was entered and exited.
Linked bug report
UUM-149762: Saved UI Document changes are not reflected in the Game view when Play mode has been entered and exited

Steps to reproduce: Create a new project using 3D URP project In the Hierarchy, create a Panel Renderer Create a new UI Document and assign it to Panel Renderer Component Open the .uxml in UI Builder Add any well visible element (e.g. Button) Save and observe the element appears in Game view Enter and exit Play mode Add another element, duplicate the same or make any visible change in UI Build…

Retrieved 2026-11-10
UI ToolkitFixUUM-149762
Fixed an editor crash when repeatedly adding a Visual Effect component to a GameObject and undoing the action.
Linked bug report
UUM-136309: Crash on ClearPerMaterialCustomProperties when undoing the addition of Visual Effects Component to the GameObject for a few times

How to reproduce: 1. Create a new Unity project and install the VFX package 2. In the Project window, right-click -> Create -> Visual Effects -> Visual Effect Graph -> Any VFX Graph 3. In the Hierarchy, create an Empty GameObject 4. Drag the created VGX Graph from the Assets to the created GameObject Inspector to add the Component 5. Press "Ctrl + Z"/"Command + Z" to undo the action 6. Repeat …

Retrieved 2026-11-09
VFX GraphFixUUM-136309
Fixed bug where building a WebGL player with both WebAssembly 64 and multithreading enabled would not fail early.
Linked bug report
UUM-151065: Build fails with an internal build system error instead of a validation error when threadsSupport is combined with Wasm64

How to reproduce: Extract the attached “IN-151229“ project Open a Terminal in the project’s directory Run the following command: & "<Path to Editor.exe>" -batchmode -projectPath "<project directory>" -buildTarget WebGL -executeMethod Repro.Run -logFile "<project directory>/repro.log" Wait for the building process to end Open and observe the contents of repro.log Actual result: An Internal buil…

Retrieved 2026-11-10
WebFixWebGLUUM-151065
Fixed WASM_SIZE, wasmFileSize that is used in memory profiler
6000.7.0b428 shown
6000.3.14f1: [Multiplayer Play Mode] Play Mode Scenario stays in the "Deploying" state when entering Play mode with an additional Editor instance and the Vulkan graphics API
Linked bug report
UUM-154645: Play Mode Scenario stays in the "Deploying" state when entering Play mode with an additional Editor instance and the Vulkan graphics API

Reproduction steps: 1. Open the attached "IN-154918" project 2. In the menu bar, navigate to "Edit" > "Project Settings" > "Player", under "Other Settings", make sure "Vulkan" is first in the "Graphics APIs" list 3. Make sure "NewPlayModeScenario" is selected in the Play Mode Scenario dropdown next to the Play button 4. Enter Play mode 5. Observe the "Starting Scenario" status Actual result: T…

Retrieved 2026-11-10
Known IssuesKnown issueCautionUUM-154645
6000.5.0a5: “Overflow in memory allocator. UnityEditor.GUIView:ProcessEvent (UnityEngine.EntityId,intptr,bool&)“ pop-up warning when opening a specific scene
Linked bug report
UUM-155070: “Overflow in memory allocator. UnityEditor.GUIView:ProcessEvent (UnityEngine.EntityId,intptr,bool&)“ pop-up warning when opening a specific scene

How to reproduce: 1. Open the attached “IN-154292” project 2. Open the SampleScene (Assets > Scenes > SampleScene) 3. Observe the “Overflow in memory allocator. UnityEditor.GUIView:ProcessEvent (UnityEngine.EntityId,intptr,bool&)“ pop-up warning Reproducible with: 6000.5.0a5, 6000.6.4f1, 6000.7.0b3 Not reproducible with: 6000.0.84f1, 6000.3.25f1, 6000.5.0a4, 7000.0.0a5 Reproduced on: Windows 1…

Retrieved 2026-11-10
Known IssuesKnown issueCautionUUM-155070
6000.6.0a2: Crash on PrefabModificationsForSerializedObject::CachePrefabModifications when the UVC window refreshes on a modified prefab that contains nested prefab instances
Linked bug report
UUM-155069: Crash on PrefabModificationsForSerializedObject::CachePrefabModifications when the UVC window refreshes on a modified prefab that contains nested prefab instances

How to reproduce 1. Open the attached “IN-153262” project 2. Ensure the com.unity.collab-proxy package is installed 3. Set up a new UVC Workspace 4. In the Project window, double click on the “Crash“ Prefab 5. Delete one of the nested “Capsule” Prefabs 6. In the Unity Version Control “Pending Changes“ window, right click “Assets\Crash.prefab” 7. Click “Diff” 8. Observe the crash Reproducible w…

Retrieved 2026-11-10
Known IssuesKnown issueBlocker
7000.0.0a5: Crash on mono_class_get_name when building Addressables content with a serialized type that derives from List<T>
Linked bug report
UUM-155711: Crash on mono_class_get_name when building Addressables content with a serialized type that derives from List<T>

Steps to reproduce: Open the attached project Build the content: Window > Asset Management > Addressables > Groups > Build > New Build > Default Build Script Observe the Editor Actual result: The Editor crashes during the build. In batchmode the process exits with code 139 and the build never returns. Expected result: The build does not crash the Editor. The type is screened out before its ser…

Retrieved 2026-11-10
Known IssuesKnown issueBlockerUUM-155711
7000.0.0a5: Crash on Scripting::LogExceptionFromManaged and "BadImageFormatException: Bad IL format." fatal error when upgrading a project from Unity 6 to 7000.0.0a5 or above
Linked bug report
UUM-156142: Crash on Scripting::LogExceptionFromManaged and "BadImageFormatException: Bad IL format." fatal error when upgrading a project from Unity 6 to 7000.0.0a5 or above

How to reproduce: 1. Open the attached “IN-156595” project with 7000.0.0a7 2. Observe the “BadImageFormatException: Bad IL format.“ fatal error 3. Click “Quit“ 4. Observe the crash Reproducible with: 7000.0.0a5, 7000.0.0a8 Not reproducible with: 6000.0.84f1, 6000.3.26f1, 6000.6.6f1, 6000.7.0b4, 7000.0.0a1 Reproduced on: Windows 11 Not reproduced on: No other environment tested Notes: The proje…

Retrieved 2026-11-11
Known IssuesKnown issueBlocker
Fixed slower Editor project open and domain reload caused by memory allocations in cached GUI content lookups. (UUM-154583) First seen in 6000.7.0b1. Fixed in 6000.7.0b5.
UI ToolkitKnown issueCautionUUM-154583
Fixed unpacked template elements losing their inline styles in UI Builder when Unpack Instance is undone and redone. (UUM-155125) Fixed in 6000.7.0b5.
UI ToolkitKnown issueCautionUUM-155125
Crash on mono_log_write_logfile when more than one copy of bee_backend is running
Linked bug report
UUM-142773: Crash on mono_log_write_logfile when more than one copy of bee_backend is running

How to reproduce: Create a new URP project In the Player settings, change the Active Input Handling setting to any other option In the following prompt about restarting the Editor, select "accept" When the Editor loading window appears, close it by clicking x at the top right corner of the window Open the Windows task manager and type "bee" in the search bar Launch the project again and let th…

Retrieved 2026-11-09
Known IssuesKnown issueBlockerUUM-142773
Crash on mono_log_write_logfile when opening specific project
Linked bug report
UUM-150566: Crash on mono_log_write_logfile when opening specific project

How to reproduce: 1. Open the attached “IN-150836” project 2. Observe the crash Reproducible with: 6000.2.0b2, 6000.6.0a1 Not reproducible with: 6000.0.0f1, 6000.0.82f1, 6000.1.0b3, 6000.3.23f1, 6000.5.10f1, 6000.6.0b10, 6000.7.0a6 Could not test with: 6000.2.0a1 - 6000.2.0b1 (due to multiple Input system errors which I was unable to fix) Fixed in: 6000.6.0a2 (64de5ee36373) Reproducible on: Wi…

Retrieved 2026-11-10
Known IssuesKnown issueBlockerUUM-150566
[WinEditor] Play Mode framerate drops significantly when moving the mouse cursor with high polling rate
Linked bug report
UUM-142550: Play Mode framerate drops significantly when moving the mouse cursor with high polling rate

Reproduction steps: 1. Open the attached project "IN-141292" 2. Connect a mouse which supports 1000 Hz polling rate or higher 3. Open scene "SampleScene" 4. Enter Play Mode 5. Move the mouse cursor in Play Mode view (make sure that the view is focused by left-clicking on the view) 6. Observe the result in the graph in the top right corner of the Game view Actual result: The Editor experiences …

Retrieved 2026-11-09
Known IssuesKnown issueCautionUUM-142550
Project Auditor: detect boxing of structs used in List comparisons.
EditorImprovement
Improved the "PhysicsWorld.PhysicsGroup", "PhysicsWorld.CreateGroup" and "PhysicsShape.physicsGroup" documentation to clarify that a group treats a set of "PhysicsShapes" as one group for contact and trigger begin and end events, and that it is only effective when assigned to "PhysicsShape" on the same "PhysicsBody". (UUM-154161) First seen in 6000.7.0b2.
Physics 2DImprovementUUM-154161
Improved the accuracy of bouncing, which is now resolved after the rest of the contact solving each simulation step. (UUM-154721) First seen in 6000.7.0b1.
Physics 2DImprovementUUM-154721
Added a one-time scan that lists themes affected by the theme priority change, with a report file written to Logs/ and an on-demand scan button in Project Settings > UI Toolkit.
UI ToolkitImprovement
Added a warning when a theme style sheet is imported by a regular style sheet, since the theme's priority does not apply in that case.
UI ToolkitImprovement
Improved Smart Strings: plural formatting now works for languages without plural forms and for a count of two in French, conditional formats read numbers the same way in every culture, and dictionary lookups follow the case-sensitivity setting.
UI ToolkitImprovement
Improved style sheet import diagnostics: an @import placed after style rules now produces a warning explaining that its position does not affect selector priority.
UI ToolkitImprovement
Deprecated: Deprecated the HierarchySearchProvider class. The standalone Entities Hierarchy window has been replaced by the integrated Editor Hierarchy window.
EntitiesBreaking
Deprecated: Deprecated the C# APIs associated with Baked Occlusion Culling. They continue to work but now produce compiler warnings and will be removed in a future release. Consider migrating to GPU Occlusion Culling where supported.
GraphicsBreaking
Deprecated: Deprecated the OcclusionArea and OcclusionPortal component APIs. They continue to work but will be removed in a future release. Consider migrating to GPU Occlusion Culling where supported.
GraphicsBreaking
Added: Added MemoryLabel.Create.
KernelAPI change
Added: Added "currentSpringForce" to "PhysicsDistanceJoint", "PhysicsSliderJoint" and "PhysicsWheelJoint", and "currentSpringTorque" to "PhysicsHingeJoint". (UUM-154721) First seen in 6000.7.0b1.
Physics 2DAPI changeUUM-154721
Added: Added "PhysicsBody.drawDepth" and "PhysicsBody.SetDrawDepth3D()" to set the depth a body is drawn at when it has no transform object. (UUM-155044) First seen in 6000.7.0a1.
Physics 2DAPI changeUUM-155044
Added: Added "PhysicsBodyDefinition.drawTarget" and "PhysicsBodyDefinition.drawDepth" so a body can be created with its draw target and draw depth. (UUM-155044) First seen in 6000.7.0a1.
Physics 2DAPI changeUUM-155044
Added: Added "PhysicsConstants.MaxBounceIterations" and "PhysicsConstants.MinMaximumLinearSpeed". (UUM-154721) First seen in 6000.7.0b1.
Physics 2DAPI changeUUM-154721
Added: Added "PhysicsWorld.bounceIterations", "PhysicsWorld.bouncePropagation" and the matching "PhysicsWorldDefinition" properties, to control how bounces are resolved. (UUM-154721) First seen in 6000.7.0b1.
Physics 2DAPI changeUUM-154721
Added: Added "WorldProfile.bounceImpulses", also shown in the 2D Physics Profiler module. (UUM-154721) First seen in 6000.7.0b1.
Physics 2DAPI changeUUM-154721
Changed: The batch and span setters on "PhysicsBody", "PhysicsShape" and "PhysicsJoint", along with "PhysicsWorld.Simulate", "PhysicsWorld.DrawShapes", "PhysicsSpace.SetBatchProxyAABB" and "PhysicsSpace.SetBatchProxyCategories", now return the number of items ignored because they were invalid and log a single warning when any are ignored.
Physics 2DAPI change

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