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Steps to reproduce: 1. Open the attached “IN-152886_UIToolkitDebugger.zip” project 2. Open SampleScene 3. Enter PlayMode 4. Open Window > UI Toolkit > Debugger 5. Select Panel: New Panel Settings 6. Pick Element and select the button 7. Exit PlayMode 8. Observe the Game View and Console windows Actual results: Button disappears from Game View and a InvalidOperationException, followed by a cont…
Retrieved 2026-11-10How to reproduce: Open the attached "IN-152599" project Go to Window → General -> Test Runner In the Test Runner, select the “PlayMode” tab At the bottom, press “Run All” Observe the results in the Test Runner window Actual result: A message "BUG REPRODUCED: VisualElementFocusRing still holds a strong reference to buttonB after RemoveFromHierarchy()..." is generated after the test fails Expect…
Retrieved 2026-11-10Steps to reproduce: Create a new project using Universal 3D template Go to Assets > Create > UI Toolkit > UI Document (UXML) Open the created UI Document in UI Builder Add a Visual Element to the UI Builder Hierarchy In the Inspector, expand the Filter foldout Click "+" and choose "Blur" In the Value field enter "10000" Observe the Editor Actual results: The whole Editor starts freezing after …
Retrieved 2026-11-09Steps to reproduce: Create and open a new project In Hierarchy, 'Right-click -> UI Toolkit -> Standard Elements -> Visual Element' Select the Visual Element in UI/main stage Press F2 to rename the Visual Element Try naming it to "!@#$" (fails, reverts to previous value) In Inspector, rename it to "!@#$" and observe the Hierarchy Actual results: The Visual Element is named to "!@#$" Expected re…
Retrieved 2026-11-10Steps to reproduce: Create and open a new project In Hierarchy, right-click, then navigate 'UI Toolkit -> Standard Elements -> Button' to open a new UXML in Hierarchy UI Stage Select the button in Hierarchy Hover over the button in UI Viewport Observe the cursor while hovering Actual results: Cursor with a move icon is displayed Expected results: Plain cursor is displayed Reproducible with ver…
Retrieved 2026-11-10Steps to reproduce: Create and open a new project Create a new UXML file and open it in UI Builder Create a Visual Element in the UI Builder Save the changes (to make the UXML clean) Select it and press CTRL+X Observe the UI Builder's tab Actual results: It becomes dirty (has an asterisk: '*') Expected results: It stays clean until a Paste operation is done Reproducible with versions: 6000.0.0…
Retrieved 2026-11-10Reproduction steps: 1. Create a new project 2. Create any Standard Element (e.g. GameObject > UI Toolkit > Standard Elements > Label) and save UXML file 3. Select the Standard Element in the Hierarchy and add any Backdrop Filter in the Inspector 4. Zoom in in the UI Viewport 5. Observe the Console and the Editor windows Actual result: "RenderTexture.Create failed: requested size (47548, 1995) …
Retrieved 2026-11-10How to reproduce: 1. Open the attached “IN-147147“ project 2. Open Scenes>”SampleScene” 3. Open UI> “UxmlTest.uxml” in UI Builder 4. In UI Builder Hierarchy, locate the “MyUxmlB” 5. In UI Builder Inspector, locate “Test Test" attribute 6. Press right mouse button on “Test Test” attribute > add a binding > paste “stringForTesting” in “Data Source Path” 7. Enter Play mode 8. Observe the Console …
Retrieved 2026-11-10Steps to reproduce: 1. Open attached Unity project “ButtonAnimation.zip” from Google Drive link 2. Stay in Edit Mode (do not enter Play Mode) 3. Move the mouse around the Editor 4. Observe Button element in Game view Actual results: the animated Button moves in the Game View in response to mouse movement while the Editor is in Edit Mode Expected results: the animated Button should remain stati…
Retrieved 2026-11-10Steps to reproduce: 1. Create new Unity project using Universal 3D Template 2. In Hierarchy window create Empty GameObject and select it 3. In Inspector window add UI Document and Animation Components 4. Add/create new Source Asset and Panel Settings for UI Document Component 5. Open Animation window 6. Create Animation Clip for GameObject 7. Add Pivot Reference Size Property 8. Enable keyfram…
Retrieved 2026-11-10How to reproduce: 1. Open the attached “IN-138164“ project 2. Open the “FillGradientRadiusTest“ scene 3. In the Hierarchy, select the “UIDocument“ GameObject 4. Enter Play mode 5. Note the total diameter of the Radial Gradient inside the Game view 6. In the Inspector, change the “Radius“ property of the “Radial Gradient Test” Component to 50 7. Observe the Radial Gradient inside the Game view …
Retrieved 2026-11-09How to reproduce: 1. Create a new Unity project and install the Multiplayer Services package 2. In the Project window, right-click -> Create -> Services -> Multiplayer -> Multiplayer Session 3. In the Inspector, expand the Session Player Events 4. Hover on the sub-sections and between them and observe the tooltips Expected results: All tooltips appear where the cursor is hovered Actual results…
Retrieved 2026-11-09Reproduction steps: 1. Create a new project 2. GameObject > UI Toolkit > Panel Renderer 3. Select newly created GameObject and press “New” button in the Inspector to create UI Document 4. Double-click on the UI Document to open UI Builder window 5. Drag and drop any Element into UI Builder Hierarchy 6. Enter large value into any of the Spacing Padding section fields in the Inspector (e.g. “900…
Retrieved 2026-11-10Reproduction 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 2026-11-10How to reproduce: 1. Open the attached project "Reorder" 2. Open the "Test" scene 3. In the Hierarchy, select the "GameObject (2)" 4. In the Inspector, expand the "My Items" list under "My List Script" 5. Grab the "Element 2" and move it slightly up 6. Observe the results Expected results: "Element 3" doesn't jump up Actual results: "Element 3" jumps up Reproducible with: 6000.3.12f1, 6000.4.2…
Retrieved 2026-11-09Steps to reproduce: Create a new project Import Icon1.svg Actual results: The middle circle has a straight segment Expected results: The middle circle should be fully round Reproducible with versions: Not reproducible with versions: Can’t test with versions: Tested on (OS): Notes:
Retrieved 2026-11-09Steps to reproduce: Add a Default Solid node to a UI shader graph Tint has a "default" input Select the input and try to replace with the default tint Actual results: No node can provide the default tint Expected results: A node provides the default tint
Retrieved 2026-11-09Steps to reproduce: Open the attached project Open the Sample Scene Select the Panel object in the Hierarchy Lock one of the Inspectors Select the Panel (1) object in the Hierarchy Enter Play mode Observe the Console window Actual results: Multiple MissingReferenceException errors are thrown Expected results: No warnings or errors are thrown when using multiple Inspector windows to view differ…
Retrieved 2026-11-09Steps to reproduce: 1. Create new Unity project using Universal 3D Template 2. In Hierarchy create Button object (Right-click > UI Toolkit > Standard Elements > Button) 3. In “Open UI stage” pop-up press “Continue” and save UXML file 4. Press “<“ button to go back to Editor’s Hierarchy window 5. Save changes 6. Expand “New UXML” element in Hierarchy 7. Select “New UXML” and “New UXML.uxml” obj…
Retrieved 2026-11-10Steps to reproduce: Open the attached project Open the "SampleScene" Fully expand the "PanelRenderer" GameObject in the Hierarchy Select the "New UXML.uxml" and click "Open In Context" Duplicate the VisualElement and Save and exit In Context editing Select the "Card" GameObject under "PanelRenderer" In the Inspector, change its "Position" property to "Absolute" or "Relative" (any change trigge…
Retrieved 2026-11-10How to reproduce: Open the attached "IN-150082" project Open Assets > Scenes > SampleScene scene Enter Play mode and wait about 4 seconds Observe the Game View and the Console Actual result: Only the top-level PanelRenderer ("UIParent") receives a UIReloadCallback and renders. The nested child ("UIChild") never does, so its UI is absent, with no error or warning Expected result: Both PanelRend…
Retrieved 2026-11-10Steps to reproduce: Create a new 3D URP project Go to Assets > Create > Material Select the created Material and enable Debug mode in the Inspector (three dots at the top > Debug) Add list items under "Valid Keywords" list by clicking "+" Observe list items are created under "Invalid Keywords" Delete the list item from the "Invalid Keywords" foldout by clicking "-" Click the "+" under "Invalid…
Retrieved 2026-11-09Steps to reproduce: Create a UIDoc with a parent and child visual elements Apply a filter on the child Change the opacity of the parent Actual results: The opacity is ignored by the child Expected results: The opacity should propagate to the child Reproducible with versions: 6000.7 6000.6 6000.5 6000.3 Not reproducible with versions: Can’t test with versions: Tested on (OS): Notes:
Retrieved 2026-11-10Steps to reproduce: Create and open a new project Enable Hierarchy Integration in Project Settings > UI Toolkit > UI Authoring Create and open a new UXML file in UI Builder Add a VisualElement save and close the UI Builder Add the UXML to the Hierarchy and duplicate it Parent and unparent the duplicated UXML in the Hierarchy Observe the Hierarchy Actual results: The unparented UXML cannot be e…
Retrieved 2026-11-10Steps to reproduce: Create a new Unity project using the Universal 3D template Create a new Panel Settings asset (Assets > Create > UI Toolkit > Panel Settings) Select the "Assets/New Panel Settings.asset" asset in the Project window Change Render Mode to "World Space" in the Inspector window Create a new Panel Renderer GameObject in the Hierarchy window (Right-click > UI Toolkit > Panel Rende…
Retrieved 2026-11-10How to reproduce: 1. Open the attached “IN-146390” project 2. Select File → Build Profiles 3. In the Build Profiles window, enable “Development Build” 4. Build and run the project 5. Quit the built application 6. Open the “Player.log” 7. Observe the error near the end of the log Actual result: Exception “InvalidOperationException: Cannot release resources while the VisualElement is still in th…
Retrieved 2026-11-09Steps to reproduce: Create a script to drive a PanelRenderer In Awake(): panelRenderer.enabled = false In OnEnable(): panelRenderer.RegisterUIReloadCallback(...) Later: panelRenderer.enabled = true Actual results: The UI isn't visible Expected results: The UI should appear on screen when enabled Reproducible with versions: 6000.7 6000.6 6000.5 Not reproducible with versions: Can’t test with ve…
Retrieved 2026-11-10How to reproduce: Open the attached “IN-154554“ project Enter Play mode Observe the Console window Actual result: The first and second test’s fail (Full actual logs in internal notes) Expected result: All three test’s pass (Full expected logs in internal notes) Reproducible with: 6000.6.0a1, 6000.6.3f1, 6000.7.0b2, 7000.0.0a1 Could not test with: 6000.0.0f1, 6000.0.84f1, 6000.3.25f1 (Couldn’t …
Retrieved 2026-11-10How to reproduce: Create an empty project and open it In the top bar of Unity Editor, select “Window” > “UI Toolkit” > “UI Builder” In the UI Builder window, drag “Radio Button Group” from the Library tab into “< unsaved file >.uxml” in the Hierarchy tab In UI Builder Hierarchy, select the “< unsaved file >.uxml” and save it (Ctrl + S) In UI Builder Hierarchy, select “RadioButtonGroup” In UI B…
Retrieved 2026-11-10https://discussions.unity.com/t/webgl-6000-5-2f1-ui-toolkit-staged-updater-under-sizes-its-staging-buffer-copybufferranges-reads-out-of-bounds-on-large-single-frame-restyles/1731377
Retrieved 2026-11-10Steps to reproduce: Create a project with a large Sprite texture with large 9-slices values Create a VisualElement in UI Builder using that Sprite background Apply a small slice scale (e.g. 0.2) Resize the VisualElement Actual results: The slices starts stretching too early Expected results: The slices should start stretching when the inner section is completely collapsed Reproducible with ver…
Retrieved 2026-11-10Steps to reproduce: Connect RenderType node to custom interpolator In the fragment shader, output green when it's solid and red otherwise Look at the preview Actual results: Everything is green Expected results: SDF and Bitmap backgrounds are green.
Retrieved 2026-11-09How to reproduce: Create and open a new project Import the “ScaleFilterbug.uxml“ into the project Instantiate the UXML in Scene Observe the Game view Actual results: The label text is blurry Expected results: The label text is not blurry Reproducible with: 6000.3.0a1, 6000.3.25f1, 6000.6.5f1, 6000.7.0b4, 7000.0.0a5 Could not test with: 6000.0.0f1, 6000.0.85f1, 6000.2.0b2 (No UI Toolkit filters…
Retrieved 2026-11-10How to reproduce: 1. Open the attached "IN-147049_VertexDataDemo" project 2. Open the "SampleScene" Scene 3. Select "PanelRenderer" GameObject in the hierarchy 4. Move away from the "PanelRenderer" GameObject in the Scene view and rotate the camera 5. Observe the outline in the Scene view Actual result: The orange outline is gigantic, shows with an offset and flickers when moving in the scene …
Retrieved 2026-11-10How to reproduce: Create and open a new project Import the “SliderIntPrecisionMinimal“ script (In the internal notes) In the Menu Bar select “Bug Repro“ → “2. Open slider window“ In the “SlidersInt precision“ window that showed up press “Send Right Arrow to each slider“ Observe the sliders Try changing the slider’s values Observe the sliders again Actual result: The second slider’s handle jump…
Retrieved 2026-11-10How to reproduce: 1. Open the attached “IN-150528” project 2. In assets, double left-click the “Gradient_limit” asset 3. Go back to the Unity Editor 4. Observe the Inspector Actual result: Some vertices on the SVG sprite mesh appear to have unassigned or incorrect UVs Expected result: SVG file should have all gradients visible Reproducible with: 6000.3.0a5 (36d7e9fd6645), 6000.3.22f1, 6000.5.8…
Retrieved 2026-11-10How 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 2026-11-10Steps to reproduce: Import the attached focus.svg Look at the preview Change to "Basic Triangulation" Compare Actual results: The radial focus is ignored Expected results: The radial focus should work Reproducible with versions: Not reproducible with versions: Can’t test with versions: Tested on (OS): Notes:
Retrieved 2026-11-09Reproduction steps: 1. Create a new project 2. Create any Standard Element (GameObject > UI Toolkit > Standard Elements) 3. Create UI Document 4. Select the newly created Standard Element 5. Expand any Inspector section that has fields with a unit dropdown (e.g. Position section) 6. Navigate through the section by pressing the tab key repeatedly Actual result: Selection gets stuck on the field…
Retrieved 2026-11-10How to reproduce: Open the attached project “IN-153401” Build and run the project for Web Right click the button at the top of the Player with the ‘Command’ key pressed down on the keyboard Observe the Player Actual result: A plane does not appear at the bottom of the Player Expected result: A plane appears at the bottom of the player Reproducible with: 6000.0.0f1, 6000.0.85f1, 6000.3.25f1, 60…
Retrieved 2026-11-10Reproduction steps: 1. Create a new project 2. Create any Standard Element (e.g. GameObject > UI Toolkit > Standard Elements > Label) and save UXML file 3. Select the Standard Element in the Hierarchy and set Background Alpha value to 0 4. Add any Backdrop Filter in the Inspector 5. Change Filter value 6. Observe the Element in the UI Viewport Actual result: Backdrop Filter is not rendered in …
Retrieved 2026-11-10Steps to reproduce: Open the "UiToolkitUXIssue.zip" project Open the "SampleScene" Open the 'Window -> UI Toolkit -> Debugger' window Enable 'Pick Element' in the UI Toolkit Debugger Select the top left square in the Game view Select the second-to-last item in the UI Toolkit Debugger (because of another bug) Scroll to the top and observe the horizontal scroller Actual results: The scroller is …
Retrieved 2026-11-10Steps to reproduce: Create a new project Open the UI Toolkit Debugger window (Window -> UI Toolkit -> Debugger) Select the Inspector window as the debugger's target Press the Texture Atlas Viewer button to open its window and dock it Switch the Debugger's target to SceneView (Or any other window that has an Atlas) Observe that the Atlas is displayed as expected Switch the Debugger's target bac…
Retrieved 2026-11-10Steps to reproduce: Create a new project Open the UI Toolkit Debugger window (Window -> UI Toolkit -> Debugger) Select any window as the debugger's target Press the Texture Atlas Viewer button to open its window Right-click on the Texture Atlas Viewer window handle Select the UI Toolkit Live Reload option Observe the Console window Actual results: A window serialisation error is thrown every t…
Retrieved 2026-11-10Steps to reproduce: Create a new project Add the attached freeze.uss to the project Add a UI Document to the scene and add freeze.uss to its stylesheets, or add the stylesheet to any EditorWindow's rootVisualElement Let the UI resolve its styles Actual result: The Editor stops responding and never recovers, and has to be force-quit. A built Standalone player hangs the same way during its first…
Retrieved 2026-11-10How to reproduce: Create a new project using the “Universal 3D” tempalte In the Project window, right click and select “Create → Shader Graph → URP → Lit Shader Graph” Open the created Shader Graph In the Shader Graph window, right click and select “Create Node → Input → Gradient → Gradient” In the Gradient node, click on the gradient color section In the HDR Gradient Editor window, select the…
Retrieved 2026-11-10How to reproduce: 1. Open the attached "DictTest" project 2. Go to Window -> IMGUI Dict Window Test 3. Populate it with a large number of entries (e.g. 15) 4. Size the window to a smaller/shorter height (not maximized) 5. Scroll the list all the way down using the scrollbar 6. Observe the results Expected results: Scrolling to the bottom of the scrollbar always reveals the actual last row, reg…
Retrieved 2026-11-10Steps to reproduce: Create a UI shader graph Select the vertex block Press enter Try to add position Also add a Position node (object space) Actual results: Can't find the position output Errors are provided on the position input node Expected results: Input node can de be connected to output node without error message
Retrieved 2026-11-09Steps 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 2026-11-10Steps to reproduce: Create a new Unity project using the Universal 3D template Open the UI Library (Right-click in the Hierarchy > UI Toolkit > Standard Elements > UI Library) Double click the Multi Column List View to add it and save the .uxml In the Inspector, find the Columns > Columns foldout In the field next to it, change the value from "0" to "2" and click enter Observe two elements are…
Retrieved 2026-11-10Steps to reproduce: Create a new project Open Package Manager window (Window -> Package Management -> Package Manager) Switch to the Unity Registry tab Select one of the Packages Use the keyboard's arrow keys to navigate the package list up and down Actual results: The package list is immediately scrolled when using the arrow keys to navigate the list, which leads to stuttering when the select…
Retrieved 2026-11-10