The collapse repeat-count badge inherited the white selection-text color, making the count invisible on its light pill in the Light theme. The badge now sets its own theme text color.
Release Notes Search
Search changes, fixes, and known issues across Unity releases.
The headless Linux Editor cpu core count computation when run within a container that has CPU resource limits. Affinity mask and Cgroup settings will now be taken into account. Note that changing the affinity while the Editor is running will not have any affect on its CPU usage as the value is cached at application startup.
The Overview Log column showed the entire multi-paragraph message as an auto-tooltip. The tooltip has been removed; the full message is shown in the detail pane when a row is selected.
This PR fixed a bug where reordering GameObjects showed the "+" (add) icon instead of the arrow icon by mappping DragVisualMode.Move to DragAndDropVisualMode.Link.
Linked bug report
UUM-115073: Hierarchy V2 is using Add object Icon when reordering objects
Steps to reproduce: Open the attached project Open the TestScene Drag one of the Objects in the Hierarchy to reorder it Observe the Icon while reordering Actual results: Add new Object Icon is being used while reordering objects in the Hierarchy. The Same Icon can be seen when dragging objects into the Scene from the Project window Expected results: An Arrow Icon is displayed while reordering …
Retrieved 2026-11-09Turn off GRD in URP and HDRP templates.
Linked bug report
UUM-143179: "Internal: JobTempAlloc has allocations that are more than the maximum lifespan of 4 frames old" warnings are spammed in the Console when focusing Scene view in a HDRP template project
How to reproduce: 1. Create a new Unity High Definition 3D sample project 2. Open the SampleScene 3. Focus the Scene view and observe the Console Expected results: No memory leak warnings are thrown Actual results: 18 pairs of warnings are thrown within ~700 ms: - "Internal: JobTempAlloc has allocations that are more than the maximum lifespan of 4 frames old - this is not allowed and likely a …
Retrieved 2026-11-09Universal Render Pipeline: Fixed outdated asset importer warnings when creating a project from the URP 3D Sample template.
Updated Content Directories to take Application.backgroundLoadingPriority into account when loading.
Updated Stats window to use M suffix for triangle and vertex counts 1 million or greater.
Linked bug report
UUM-146878: Game View Stats window formats Triangles and Vertices in thousands ("k") instead of millions ("M") when counts exceed 1,000,000
How to reproduce: Open the attached “repro-147692.zip” project Open Game View Click the “Stats” button in the top right toolbar of the Game View Observe the "Triangles" and "Vertices" values in the Statistics window Actual result: The "Triangles" and "Vertices" values are displayed in thousands (Triangles: 10315.9k Vertices: 16661.2k) Expected result: The "Triangles" and "Vertices" values are …
Retrieved 2026-11-10Updated the dialog that appears when Unity detects scene backups from an Editor session that did not close correctly. The dialog is now titled Scene Backup Detected, and its Keep Backups and Delete buttons state whether the backups are kept in Assets/_Recovery/ or discarded.
Updated WinEditor's warning dialog text when running Unity with elevated privileges.
Linked bug report
UUM-146796: Running Unity as an Administrator prompts a truncated message
Steps to reproduce: On a Windows OS, locate an affected Unity.exe file RMB the file and choose Run as Administrator Accept the Windows OS prompt to run Observe the "Unity is running as administrator" pop up. Actual results: The message exceeds 512 characters and is truncated Expected results: The message is shortened to not exceed the maximum 512 characters Reproducible with versions: 6000.0.1…
Retrieved 2026-11-10Updating package while an MPPM clone is active causes the clone to crash.
USS files that import a built-in theme are now reimported automatically when the referenced theme changes.
EditorFix
When building a Web player with Progressive Asset Loading using the build scripting API, the build will fail (with a helpful error message) if incompatible settings are enabled.
EditorFix
Windows: Fixed a crash on Windows when the Editor ran in batch mode and could not create its main window.
Linked bug report
UUM-153339: Crash on mono_gc_dirty when creating the main window during batch-mode Editor startup
A recurring crash issue in the Unity Editor has been observed without user reports Reproducible with versions: 6000.3.2f1-6000.3.23f1, 6000.6.0f1, 6000.7.0a5 (Sentry data) Reproducible on: Windows 10, Windows 11 Notes: Not reproduced by CQA Sentry only collects data for Windows crashes, so we are not able to determine if the issue is reproducible on other environments First few lines of StackT…
Retrieved 2026-11-11XR: Removed the obsolete and unused AR module, the UnityPlayer.initializeGoogleAr() method, and the use of the unity.arcore-enable manifest metadata key.
EditorXR
[Android] Display an error informing users of the reason a device went offline during apk installation on Unity 6.7.
Fixed a crash when no wl_seat is present on the system.
Fixed case where first touch input is dropped.
Fixed empty publish section being shown.
Fixed for Screen.SetResolution produces a blank screen when used with FullScreenMode.MaximizedWindow.
Crash, exception and ANR reports captured before remote configuration now keep their essential attributes, including the session they occurred in.
Engine DiagnosticsFix
Fixed a possible crash when a crash report was logged from a worker thread while the Engine Diagnostics configuration was being applied.
Fixed managed stack frames in IL2CPP crash reports showing no file name or line number when Cloud Diagnostics crash reporting is enabled in non-development builds.
Fixed performance metrics being reported without a sum, which prevented average values from being calculated.
Fixed a bug where a scene's GameObjects would disappear from the Hierarchy window after exiting Play mode when a SubScene referenced the same scene.
Linked bug report
UUM-148713: GameObjects no longer appear in Hierarchy V2 when reopening a Scene that was streamed as an Entity Scene during Play mode
How to reproduce: Open the attached “IN-149292_repro” project Open “TestEnvLevel2” Scene and observe the GameObjects in the Hierarchy tab Open “Launcher” Scene Enter Play mode and wait until the Game view loads completely Exit Play mode Open the “TestEnvLevel2” Scene and observe the result in the Hierarchy tab Actual result: The Scene’s GameObjects are not displayed in the Hierarchy tab, altho…
Retrieved 2026-11-10Fixed a memory leak in the EntityNameStorage by properly disposing NameStoreAccess.
Linked bug report
UUM-147280: "Leak Detected: Persistent allocates N individual allocations" logged when changing Editor Font with Entities package installed
Steps to reproduce: Create a new 3D URP project Install the Entities package (com.unity.entities) Go to Unity > Settings > Preferences > General Change the "Editor Font" property to a different option Observe the Console Actual results: A "Leak Detected: Persistent allocates N individual allocations" log is thrown in the Console Expected results: No leak occurs Reproducible with versions: 6000…
Retrieved 2026-11-10Fixed a race condition in EntityId allocation pool initialization. This was likely to happen when loading a scene containing multiple SubScenes in the editor.
Fixed a NullReferenceException that occurred when pressing the "+" button in the Systems window search field with "Show All Worlds" enabled during Play Mode.
Linked bug report
UUM-146668: "NullReferenceException" is thrown in the Console when pressing the "+" button in the Systems window Search field with "Show All Worlds" enabled
Steps to reproduce: 1. Create new Unity project using Universal 3D Template 2. Open package manager window and install Entities package 3. Open Systems window (Window > Entities > Systems) 4. Click on a kebab button in Systems window and select “Show All Worlds” 5. Press “+” button in Search field 6. Observe the Console window Actual results: “NullReferenceException: Object reference not set t…
Retrieved 2026-11-09Fixed an ArgumentNullException during Sub Scene import after clearing the Scene Asset of a Sub Scene.
EntitiesFix
Fixed an assertion failure and duplicate SubScene registration that occurred on domain reload in scenes containing multiple SubScenes.
Fixed an editor crash (SIGSEGV) that occurred when dragging a SubScene into another SubScene that references the same scene asset.
Linked bug report
UUM-142972: Editor crashes with SIGSEGV when dragging a Sub Scene into a duplicated Sub Scene
Steps to reproduce: 1. Create new Unity project using Universal 3D Template 2. Open Package Manager window and install Entities package 3. In Hierarchy window create a Sub Scene 4. Duplicate created Sub Scene 5. Drag first Sub Scene to duplicated Sub Scene 6. Observe the Editor Actual results: The Editor crashes with a SIGSEGV when draggin duplicated Sub Scene to original Sub Scene Expected re…
Retrieved 2026-11-09Fixed an error "Failed to find Entity child node" in the New Hierarchy when removing child status from a GameObject that was added to an existing parent inside a Sub Scene.
Linked bug report
UUM-146762: "Failed to find Entity child node" error is thrown when removing child status from a GameObject inside a Sub Scene
Reproduction steps: 1. Create a new project 2. Install Unity Physics package (Window > Package Management > Package Manager) 3. Create new Sub Scene (New Sub Scene > Empty Scene…) 4. Create any GameObject inside the Sub Scene 5. Create a child GameObject for the newly created GameObject 6. Drag the child GameObject out to remove its child status 7. Observe the Console Actual result: "Failed to…
Retrieved 2026-11-09Fixed an exception in the Hierarchy window when setting "Type of Worlds Shown" to include all world types.
Linked bug report
UUM-146725: "InvalidOperationException" and "ArgumentException" errors thrown in the Console when opening SampleScene after New Sub Scene is opened
Steps to reproduce: 1. Open the attached Unity project from Google Drive link “EntitiesErrors.zip” 2. Open New Sub Scene (Assets > Scenes > SampleScene > New Sub Scene.unity) 3. Open SampleScene (Assets > Scenes > SampleScene.unity) 4. Observe the Console window Actual results: “InvalidOperationException” and “ArgumentException” errors thrown in the Console window Expected results: No errors t…
Retrieved 2026-11-09Fixed an InvalidOperationException ("does not exist in the hierarchy") being logged repeatedly in the console after switching away from a scene with an open Sub Scene and switching back.
EntitiesFix
Fixed an InvalidOperationException when searching by component type in the Hierarchy window while a SubScene is loading.
Linked bug report
UUM-142749: InvalidOperationException error gets thrown when domain reloads while filtering entities components
Steps to reproduce: 1. Open the attached “IN-143441_BugReporting.zip“ project 2. Open the “Scene” scene 3. If not enabled, enable Hierarchy V2 (Unity → Settings → General) 4, In the Hierarchy search field, enter “t:LocalTransform” 5. Enter Play Mode 6. Observe the Console window Actual result: InvalidOperationException error gets thrown in the Console Expected result: No errors are thrown Repr…
Retrieved 2026-11-09Fixed an issue in the Systems window where the toolbar and search bar would shrink when viewing a large number of systems.
Fixed an issue where editing a read-only nested text field in the Entity Buffer Inspector threw an AccessViolationException. The read-only field is now properly disabled.
Linked bug report
UUM-148905: "AccessViolationException" error thrown when editing read-only nested field in Entity Buffer Inspector during Play Mode
Steps to reproduce: 1. Create new Unity project using Universal 3D Template 2. Open Package Manager 3. Install packages: Entities and Netcode for Entities 4. When installed, enter Play Mode 5. Select Entity from ClientWorld in Hierarchy 6. In Inspector window expand Buffer foldout 7. Press “+ Add Element” 8. Expand: Element 0 > One Despawn > Tick 9. Change Tick Value to “1” 10. Observe the Con…
Retrieved 2026-11-10Fixed an issue where rebuilding an unchanged project produced different content archives, causing published remote content to be downloaded again.
Linked bug report
UUM-151571: ECS content builds produce non-deterministic RemoteContent files when consecutively building and publishing unchanged assets
How to reproduce: Open the attached “IN-149444_repro.zip” project Navigate to File -> Build Profiles -> Switch Profile → Build Select the “Builds/Test_Build” folder Navigate to Assets -> Publish -> Existing Build Select the “Builds/Test_Build” folder Rename the generated “Windows-RemoteContent” folder to “Windows-RemoteContent-Old” Navigate to File -> Build Profiles -> Build Select the “Builds…
Retrieved 2026-11-10Fixed an issue where renaming a subscene asset in the Project view would not update the subscene name displayed in the Hierarchy window.
Fixed an issue where the authoring representation of an object would be shown instead of the runtime representation, when selecting the object through Entities Hierarchy.
Linked bug report
UUM-152665: Inspector window shows the authoring prefab instead of the entity's components when selecting an entity in the Entities Hierarchy window
How to reproduce: 1. Open the attached “IN-149509” project 2. In the Project window, open the "Assets/Repro/ReproScene" scene 3. In the Hierarchy window, enable “ReproSubScene” 4. Enter Play Mode 5. In the Entities Hierarchy window (Window → Entities → Hierarchy), select "ReproSpawner" 6. Observe the Inspector window Actual result: The Data Mode switch is not drawn in the Inspector window and …
Retrieved 2026-11-10Fixed an issue where WeakReference fields showed "None" when assigned by GUID from code.
Linked bug report
UUM-134270: "EntityPrefabReference" field appears unassigned in Inspector when assigning a prefab through code
How to reproduce: 1. Open the attached "IN-133920" project 2. Open the Scene "SampleScene" 3. Enter Play mode 4. Observe the Console window 5. Exit Play mode 6. At the top of the window press Reproduction → Assign EntityPrefabReference 7. Enter Play mode again 8. Observe the Console window and the "My SO" ScriptableObject Actual result: From the DebugLog, you can see that EntityPrefabReference…
Retrieved 2026-11-09Fixed an outdated deprecation warning in the Entities Hierarchy window that incorrectly referenced a Preferences toggle that no longer exists.
Linked bug report
UUM-146983: Outdated deprecation warning is displayed when opening the Entities Hierarchy window
How to Reproduce: 1. Create a new Unity project 2. Install Entities package from Package Manager 3. Go to Window → Entities and click “Hierarchy (Deprecated)” 4. Observe the warning in the "Entities Hierarchy" window Actual Result: Warning says: "The Entities Hierarchy window is deprecated and will be removed in a future version. Entities have now been integrated into the new Hierarchy window.…
Retrieved 2026-11-10Fixed an ArgumentOutOfRangeException thrown when clicking items in the Systems window after domain reload.
Linked bug report
UUM-148748: “ArgumentOutOfRangeException: Index was out of range. Must be non-negative and less than the size of the collection” errors are thrown when clicking on items in the Systems window after domain reload with “Show All Worlds” enabled
Reproduction steps: 1. Create a new project 2. Install Entities package (Window > Package Management > Package Manager) 3. Window > Entities > Systems 4. Click on kebab menu and enable "Show All Worlds" option in the Systems window 5. Click on any item in the Systems window tree view 6. Trigger domain reload (e.g. Create > MonoBehaviour Script) 7. Click on any item in the Systems window tree v…
Retrieved 2026-11-10Fixed an ObjectDisposedException and leaked world nodes in the Entities Hierarchy when a world is disposed.
Fixed and re-enable unstable System window search tests.
Fixed case of project build failing with "IL2CPP error C2039: __entity is not a member of BlobBuilder" error.
Linked bug report
UUM-86534: Build fails with the "IL2CPP error C2039: __entity is not a member of BlobBuilder" error when building a specific project
Reproduction steps: 1. Open the attached “repro_IN-87613“ project 2. Open the “Assets/Scenes/main.unity“ Scene 3. Open the Build Profiles window (“File → Build Profiles”) 4. Make sure that the “Architecture“ parameter is set as “Intel 64-bit“ 5. Make sure that the “Development Build“ is enabled 6. Press “Build“ Expected result: The build succeeds Actual result: The build fails with the “error …
Retrieved 2026-11-10Fixed clear ("x") button in Entities search bars remaining visible after deleting all query blocks via right-click.
Linked bug report
UUM-146465: Clear ("x") button remains visible in the Entities Systems window search bar after deleting all query blocks
Steps to reproduce: Create a new 3D URP project Install com.unity.entities package Go to Window > Entities > Systems Click the "+" icon in the search bar and add any query block RIght-click on the added block and Delete Observe the "x" at the end of the Search bar Actual results: The clear ("x") button is still displayed at the end of the search bar after the query block is deleted, even thoug…
Retrieved 2026-11-09Fixed Entities Memory Profiler showing duplicate components when multiple worlds share the same archetype.
Linked bug report
UUM-146419: Memory Profiler shows duplicate components when multiple worlds share the same archetype
The Entities Memory Profiler displays duplicate component entries for archetypes when multiple worlds exist. The number of duplicates scales with the number of worlds - with 3 worlds, each component is shown 3 times. Steps to Reproduce 1. Create multiple worlds (e.g., ServiceWorld, ServerWorld, ClientWorld) 2. Ensure they share common archetypes 3. Open the Profiler window and select the Entit…
Retrieved 2026-11-09Fixed Entities, Worlds, and SubScenes appearing in the Hierarchy window when editing UI Toolkit assets.
Fixed GameObjects in an open SubScene disappearing from the Hierarchy window after the SubScene GameObject was disabled and enabled.
Linked bug report
UUM-154731: Sub Scene GameObjects disappear from the Hierarchy after disabling and enabling an opened Sub Scene GameObject
Reproduction steps: 1. Create a new project 2. Install the "Entities" package (Window > Package Management > Package Manager) 3. Create a Sub Scene in the Hierarchy (GameObject > New Sub Scene > Empty Scene...) 4. Right-click the newly created Sub Scene in the Hierarchy and any GameObject under it (e.g. 3D Object > Cube) 5. Save changes 6. Select the Sub Scene GameObject in the Hierarchy and m…
Retrieved 2026-11-10Fixed IDebugOnAdded callbacks receiving default values instead of the actual component value, and fixed ECB.Instantiate not firing OnAdded callbacks.
Linked bug report
UUM-145910: The "ref" input argument in IDebugOnAdded and IDebugOnRemoved does not reflect the component values set in the AddComponentData call
Reproduction steps: Open the attached “IN-146662” project Enter Play mode Observe the Console window Actual Result: An “Added 0, EXPECTED 1 or 2 from AddComponentData call” message is logged Expected result: The message says that 1 or 2 were added Reproducible with: 6000.6.0b1, 6000.7.0a1 Couldn’t test with: 6000.0.77f1, 6000.3.18f1, 6000.5.0b11 (IDebugOnAdded and IDebugOnRemoved do not exist)…
Retrieved 2026-11-09Fixed Ignoring invalid [UpdateAfterAttribute] warning on the ExplicitFilterSystem when disposing the Hierarchy World Handler.
Linked bug report
UUM-146672: "Ignoring invalid [UpdateAfterAttribute]" warning is thrown in the Console when changing Type Of Worlds Shown to "None" in Entities Preferences window
Steps to reproduce: 1. Create new Unity project using Universal 3D Template 2. Open package manager window and install Entities package 3. Go to Edit > Preferences > Entities 4. Change Type Of Worlds Shown from “Live” to “None” 5. Observe the Console window Actual results: “Ignoring invalid [Unity.Entities.UpdateAfterAttribute] attribute on Unity.Entities.Editor.ExplicitFilterSystem targeting …
Retrieved 2026-11-09Fixed leaked world nodes in SchedulePacking_WithInitialChanges_LinearOperationMode.
Linked bug report
UUM-148849: Crash on void HierarchyStream::WriteAll when running tests with large Entity worlds and the new Hierarchy window open
How to reproduce: Open the attached project “IN-148540” Ensure that the new Hierarchy is enabled in Preferences Open the Test Runner window (Window → General → Test Runner) Run the “Entities Workspace → Unity.Entities.Editor.PerformanceTests.dll” tests Observe the crash Reproducible with: 6000.5.0a7, 6000.5.7f1, 6000.6.0b7, 6000.7.0a4 Not reproducible with: 6000.3.21f1, 6000.5.0a6 Could not te…
Retrieved 2026-11-10Fixed NullReferenceException in the HierarchyEntityHandler when leaving the VisualElementEditingStage from the new Hierarchy.
Linked bug report
UUM-146747: "NullReferenceException" is thrown in the Console when navigating back from the UI Toolkit authoring Hierarchy to Editor Hierarchy with Element created in New Sub Scene
Steps to reproduce: 1. Create new Unity project using Universal 3D Template 2. Open package manager window and install Entities package 3. In Hierarchy window create New Sub Scene 4. Right-click on New Sub Scene (under Global Volume) and create Button element in Hierarchy (GameObject > UI Toolkit > Standard Elements > Button) 5. Press “Continue” in Open visual element editing stage pop-up 6. S…
Retrieved 2026-11-09Fixed performance regressions related to transform hierarchy children access.
Fixed stale entity subscene nodes in the new Hierarchy when using the AutoLoadScene property on subscenes.
Linked bug report
UUM-143057: Two Sub Scenes are displayed under Editor World after toggling "Auto Load Scene" on a closed and reopened Sub Scene
Steps to reproduce: Create a new 3D URP project Make sure "Use new Hierarchy window" is enabled in Preferences > General Install Entities package (com.unity.entities) In the Hierarchy, right-click > New Sub Scene > Empty Scene and save it Select it In Hierarchy and click "Close" on the Sub Scene Component in the Inspector Click "Open" Uncheck "Auto Load Scene" Check again "Auto Load Scene" Obs…
Retrieved 2026-11-09Fixed subscene reimport so that it no longer creates entities that are never removed.
Linked bug report
UUM-148293: "Import failed..." error and new accumulating entities are created when Reimporting a Sub Scene a few times
Steps to reproduce: Create a new 3D URP project Install Entities package (com.unity.entities) In the Hierarchy, right-click > New Sub Scene > Empty Scene and save it Select it In Hierarchy and click "Close" on the Sub Scene Component in the Inspector Fully expand Sub Scene under Editor World Select the Sub Scene in normal Hierarchy (not under Editor World) In the Inspector, click "Close" Click…
Retrieved 2026-11-10Fixed the entity list foldout under a SubScene in the Hierarchy collapsing after an undo of reordering or reparenting SubScenes.
Linked bug report
UUM-147837: Entity list foldout under a Sub Scene in the Hierarchy closes when reordering that Sub Scene and pressing Undo
Steps to reproduce: Create a new Unity project using the Universal 3D template Install the Entities package (com.unity.entities) Create two Sub Scenes in the Hierarchy (Entities package installed) Under the "Editor World" section, expand the entity list foldout for each Sub Scene (the one showing the baked Entities, not its GameObject children) Reorder one of the Sub Scenes in the Hierarchy (d…
Retrieved 2026-11-10Fixed the SubScene foldout icon disappearing in the Hierarchy window after undoing changes to the SubScene GameObject.
Linked bug report
UUM-143812: Hierarchy V2 SubScene foldout/expand icon disappears after undoing changes to the SubScene
Steps to reproduce: Create a new 3D URP project Make sure "Use new Hierarchy window" is enabled in Preferences Install the Entities package In the Hierarchy, right-click > New Sub Scene > Empty Scene and save it Right-click on the SubScene and select GameObject > Create Empty Select the SubScene and in the Inspector modify anything (e.g. change Position value) Click "Ctrl+Z" to undo Observe th…
Retrieved 2026-11-09Fixed the Systems window world dropdown to exclude internal world types that could cause an ArgumentException when selected.
Linked bug report
UUM-148241: Entities Systems window throws “WorldProxy” error when switching to “LoadingWorld3” world
Steps to reproduce: 1. Create new Unity project using Universal 3D Template 2. Install Entities package via Package Manager window 3. In Hierarchy create new Sub Scene 4. Open Preferences window and go to Entities section 5. Enable “Show Advanced Worlds” 6. Open Systems window (Window > Entities > Systems) 7. Click on “Default World” dropdown 8. Select “LoadingWorld3” 9. Observe the Console wi…
Retrieved 2026-11-10Fixed unsaved changes in a Sub Scene being lost when changing its Scene Asset and pressing Cancel in the save prompt.
EntitiesFix
Fixed unsaved changes in a Sub Scene being lost without a save prompt when a duplicate Sub Scene that references the same scene was deleted or had its Scene Asset changed.
Linked bug report
UUM-154590: Unsaved changes in a Sub Scene are lost without a save prompt when a Sub Scene GameObject referencing it is deleted
How to reproduce: 1. Create a new project 2. Install the "Entities" package (Window > Package Management > Package Manager) 3. Create two Sub Scenes, "SubScene1" and "SubScene2", and add a few GameObjects to "SubScene2" 4. Save changes 5. Rename one of the GameObjects in "SubScene2" and do not save 6. In "SubScene1", create an empty GameObject, add a "Sub Scene" Component and set its Scene Ass…
Retrieved 2026-11-10In the editor, every subscene load used to leak a duplicate of each loaded GameObject until domain reload; only the intended instances are now created.
Made the EntityId hash its full 64-bits value, reduces the risk of collisions in hash containers.
NullReferenceException in AsyncLoadSceneOperation.ScheduleSceneRead() when loading subscenes containing UnityObjectRef with invalid EntityIds.
Only record user-initiated selection in Systems window navigation history.
Overwrite duplicate keys in the case TypeManager.AllTypes yields multiple entries with the same FullName, preventing an exception.
Linked bug report
UUM-147907: ArgumentException is thrown and Entities Hierarchy window is empty when opened with a shared component containing a System.Guid field
Reproduction steps: 1. Open the attached “IN-147407“ project 2. Open Entities Hierarchy window (Window > Entities > Hierarchy) 3. Observe the Entities Hierarchy and Console windows Actual result: The Entities Hierarchy window opens with no content and a console error “ArgumentException: An item with the same key has already been added. Key: Test” logged Expected result: The Entities Hierarchy …
Retrieved 2026-11-10Removed per frame GC Allocations in ComponentSystemGroup.
StableTypeHash of ECS types were inconsistent between Mono and CoreCLR.
EntitiesFix
Systems window "Show Full Player Loop" dropdown now works correctly. The setting has been split into two independent toggles: "Show Player Loop" (controls visibility of Unity player loop subsystems) and "Show All Worlds" (controls world filtering).
Linked bug report
UUM-138413: Entities Systems window has a “Show Full Player Loop” dropdown which does nothing when clicked after enabling “Show Full Player Loop”
Steps to reproduce: Create a new Unity project using the Universal 3D template Make sure Hierarchy V2 is enabled (Unity > Settings > General > Use new Hierarchy window) Install the Entities package (com.unity.entities) Open the Entities Systems window (Window > Entities > Systems) Click the kebab button on the right side and select "Show Full Player Loop" Click the "Show Full Player Loop" drop…
Retrieved 2026-11-09Systems window "Show Full Player Loop" should be disabled by default.
Fixed baked directional lights authored inside Entities subscenes not driving HDRP's Physically Based Sky.
Fixed corrupted compute-deformation of skinned meshes in subscenes.
Fixed instances in a subscene not rendering in the Player after another subscene that uses the same meshes and materials was unloaded.
Linked bug report
UUM-124966: Instances of static objects are not loaded when the static objects are disabled in the Player
Repository: unity/unity How to reproduce: 1. Open the “bug.zip“ project 2. Build and run the project 3. In the Player, toggle off the “Toggle Staging Tree Subscenes On/Off“ button (so that the terrain object is unloaded) 4. Then, toggle off the “Toggle Hierarchy Trees On/Off“ button (so that the 5 tree objects are unloaded) 5. Toggle on the “Toggle Staging Tree Subscenes On/Off“ button (so tha…
Retrieved 2026-11-11Fixed Physically Based Sky rendering incorrectly in HDRP for directional lights authored inside Entities subscenes.
Fixed static entities not updating lighting when light probes change and the entity does not.
A Terrain added to a ray-tracing acceleration structure no longer leaks a Mesh and its GPU buffers.
Added a Screen Space Reflections (SSR) renderer feature to URP.
GIFix
Added Enlighten realtime GI deprecation warning to lighting window and lighting settings inspector.
GIFix
Changed the default lightmap denoiser from Optix to OpenImage in Advanced filtering mode.
Linked bug report
UUM-142567: Optix denoiser is set as default when it should be obsolete when using custom lightmap filtering
How to reproduce: 1. Create a new project 2. Open the Lighting tab through Window → Rendering → Lighting 3. Under Lighting Settings tab in Light Setting Asset Press “New” 4. Under Lightmapper settings change Filtering to “Advanced” 5. Observe the default denoiser options Actual result: The default denoiser is Optix Expected result: OpenImage is selected as the default denoiser Reproducible wit…
Retrieved 2026-11-09Disabled surface cache GI in material previews and thumbnails.
GIFix
Fix to respect double sided gi / render face flags in surface cache GI.
GIFix
Fixed "Kernel 'histogram' not found" errors and the lightmap scheduling fallback warning that occurred when viewing lightmaps in preview mode with the Editor running on a graphics API without the histogram compute shader variant, such as Vulkan.
Linked bug report
UUM-151644: Lightmap preview scheduling fails when Internal-Histogram.compute cannot load
Steps to reproduce: When the editor runs on a graphics API other than D3D11/D3D12 (observed with -force-vulkan on AMD, for instance in the Light Transport AMD Nightly CI jobs), baking with the Progressive Lightmapper logs Kernel 'histogram' not found from ComputeShader::FindKernel. ProgressiveRuntimeManager::GenerateAtlasIndexHistogramAsync (Editor/Src/GI/Progressive/PVRRuntimeManager.cpp) the…
Retrieved 2026-11-10Fixed "Unknown filter" logs in Lighting Search saved queries.
Fixed a bug where "Refresh Virtual Offset Debug" throws an exception if the last bake didn't have Virtual Offset enabled.
Linked bug report
UUM-147479: “NullReferenceException” and “GUI Error” are thrown in the Console when clicking "Refresh Virtual Offset Debug" in the Lighting window
Steps to reproduce: 1. Open attached Unity project from Google Drive link “LightingWindow.zip” 2. In docked Lighting window select “Adaptive Probe Volumes” 3. In Probe Invalidity Settings press on “Refresh Virtual Offset Debug” button 4. Observe the Console window Actual results: “GUI Error” and “NullReferenceException” errors thrown in the Console window Expected results: No errors are thrown…
Retrieved 2026-11-10Fixed 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 2026-11-10Fixed 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 crash that occurred when extracting shadow casters with null material.
Linked bug report
UUM-132304: Crash on ExtractActiveCasterInfo when navigating the scene view in a project with specific lighting data
How to reproduce: 1. Open the attached “IN-122165” project 2. Open the “MK_Sbox24” scene 3. Move around in the scene view for ~10 seconds 4. Observe the crash Reproducible with: 6000.0.19f1, 6000.0.65f1, 6000.3.4f1, 6000.4.0b4, 6000.5.0a5 Could not test with: 6000.0.18f1 (a different crash occurs when opening the project) Reproduced on: Windows 10 (user reported), Windows 11 Not reproduced on:…
Retrieved 2026-11-09Fixed a crash when baking Reflection Probes after baking Adaptive Probe Volumes.
Linked bug report
UUM-143885: Crash on PPtr<T>::operator when baking Reflection Probes after baking Probe Volumes multiple times with specific lighting data
How to reproduce: 1. Open the attached “IN-143424” project 2. Open the “APV” scene 3. Open the Lighting window and open the Adaptive Probe Volume tab 4. Enable then disable “Dilation” in the Probe Invalidity Settings 5. Click the arrow on the right side of the “Generate Lighting Button” 6. Click “Clear Baking Data” then “Bake Probe Volumes“ 7. Once baking has finished, click “Bake Reflection P…
Retrieved 2026-11-09Fixed a crash when generating lighting for an object with a transparent material that uses an unreadable texture, such as a TextMesh Pro font material.
Linked bug report
UUM-148232: Crash on PVRJobAddInstanceProperties::Execute when baking GI on a Lightmap Static GameObject using an incompatible material
How to reproduce: Open the attached “IN-147078“ project Open the “New Scene“ Scene Open the lighting window (Window > Rendering > Lighting) Click “Generate Lighting“ Observe the Crash Reproducible with: 6000.0.0f1, 6000.0.80f1, 6000.3.21f1, 6000.5.6f1, 6000.6.0b6, 6000.7.0a3 Reproducible on: Windows 11 Not reproducible on: No other environments tested Workaround: Remove the incompatible materi…
Retrieved 2026-11-10Fixed a crash when opening the Profiler (Standalone Process) window in projects created from templates that include the Tutorials framework.
Linked bug report
UUM-149676: Standalone Profiler crashes on InteractiveLightBaking_Get_Custom_PropLightmapResolutionScale when opened on AR/VR/MR and learning pathway template projects
Steps to reproduce: Create and open a new project using AR Mobile template Go to Window > Analysis > Profiler (Standalone Process) Observe the Standalone Profiler Actual results: Standalone Profiler crashes Expected results: Standalone Profiler does not crash Reproducible with versions: 6000.6.0b2, 6000.6.0b8, 6000.7.0a5 Not reproducible with versions: 6000.3.21f1, 6000.5.8f1, 6000.6.0b1 Teste…
Retrieved 2026-11-10Fixed a heap-buffer-overflow read when deduplicating overlapping Light Probes from multiple loaded scenes.
Fixed a warning that appeared when canceling an Adaptive Probe Volume (APV) bake.
Fixed Adaptive Probe Volumes baking black probes near terrain surfaces when using Vulkan on some AMD GPUs.
Fixed Adaptive Probe Volumes placing probes as if the scene had no geometry when baking with Vulkan on AMD GPUs.
Linked bug report
UUM-137732: Probe placement fails when baking Adaptive Probe Volumes on Vulkan with AMD GPU
Reproduction steps: 1. Open the attached “IN-136557” project 2. Open the “Scenes/SampleScene” Scene 3. Open the Project Settings window (Edit > Project Settings) 4. In the “Player” tab, make sure the “Graphics API for Windows” is set to “Direct3D11” 5. Open the Lighting window (Window > Rendering > Lighting) 6. Press the “Generate Lighting” button 7. Open the Rendering Debugger window (Window …
Retrieved 2026-11-11Fixed an "Unknown reflection probe mode" error when baking reflection probes in a scene with Realtime reflection probes.
Linked bug report
UUM-141083: An "Unknown reflection probe mode: 1" error is thrown when baking Realtime Reflection Probes
Steps to reproduce: Create and open a new URP 3D project Create a Reflection Probe in the Hierarchy Change its type to "Realtime" in the Inspector Open Window -> Rendering -> Lighting Next to "Generate Lighting" press the dropdown and select "Bake Reflection Probes" Observe the Console Actual results: An "Unknown reflection probe mode: 1 UnityEditor.GenericMenu:CatchMenu (object,string[],int)"…
Retrieved 2026-11-11Fixed an Editor crash when using the interactive lighting preview in a scene with a terrain large enough to be split into multiple lightmapping instances.
Fixed an gradient-in-loop shader warning that would occur in SSR bilateral upscale.
Linked bug report
UUM-144964: Gradient instruction used in a loop with varying iteration at DeclareNormalsTexture Shader warning is thrown after building URP Template project
Steps to reproduce: Create a new URP 3D Template project Build and Run the project Observe the Console window Actual results: Shader warning in 'Hidden/Universal Render Pipeline/ComputeScreenSpaceReflection': gradient instruction used in a loop with varying iteration, attempting to unroll the loop at ShaderLibrary/DeclareNormalsTexture.hlsl is thrown Expected results: No errors or warnings are…
Retrieved 2026-11-09Fixed an issue where changing the Lighting Data Asset field in the Baked Lightmaps tab of the Lighting window could not be undone and did not appear in Undo History.
Fixed an issue where Generate Lighting baked a cubemap for Realtime Reflection Probes.