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13
votes
Active

World Space UI Toolkit panels are not interactive when the program loses...

XR Interaction Toolkit

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Apr 09, 2026

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Version/s: 3.5.0-pre.2

How to reproduce:1．Open the "IN-137528" project2．Open Assets/Samples/XR Interaction Toolkit/<XRIT version>/World Space UI >... Read more

12
votes
Active

GameObjects exported via Unity glTFast lose their unique alpha-driven pa...

Unity glTFast

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Jan 15, 2026

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Version/s: 6.15.1

How to reproduce:1. Extract and open the attached “IN-130594.zip“ project2. Open the “Assets/Scenes/Comparison.unity“ scene3. In the... Read more

15
votes
Active

High MeshSkinning duration when using Vulkan

Vulkan

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Jan 20, 2026

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Version/s: 6000.0.66f1, 6000.3.4f1, 6000.4.0b5, 6000.5.0a5, 6000.6.0a1

How to reproduce:1. Extract and open the attached “IN-130133.zip“ project2. Navigate to “File” → “Build Profiles”3. Select “Windows”... Read more

19
votes
Active

[iOS] Legacy text font fallback does not render all characters for Chine...

Text (TextCore)

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Oct 09, 2025

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Version/s: 2021.3.57f1, 2022.3.67f1, 6000.0.60f1, 6000.2.8f1, 6000.3.0b5, 6000.4.0a2, 6000.5.0a1, 6000.6.0a1

How to reproduce:1. Open the “ReproProject.zip“ project2. Open the “TestScene“ scene3. Build for iOS4. Open the “Unity-iPhone.xcodep... Read more

12
votes
Active

AI Assistant breaks compilation of packages using System.Runtime.Compile...

AI Assistant

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Feb 13, 2026

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Version/s: 1.5.0-pre.2

Steps to reproduce:1. Create a new project2. Install com.cysharp.zstring via git URL: https://github.com/Cysharp/ZString.git?path=sr... Read more

15
votes
Active

Real delta time is different than deltaTime and uscaledDeltaTimeFixed wh...

Kernel

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Jul 09, 2025

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Version/s: 2022.3.62f1, 6000.0.53f1, 6000.1.11f1, 6000.2.0b9, 6000.3.0a1, 6000.4.0a1, 6000.5.0a1

Reproduction steps:1. Open the attached project "ReproProj"2. Open Build Profiles (File > Build Profiles)3. Build and run the “Sc... Read more

30
votes
Active

macOS stutters in a minimal project in the Editor in Play Mode

Metal

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Oct 22, 2024

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Version/s: 2021.3.45f1, 2022.3.51f1, 6000.0.24f1, 6000.3.9f1, 6000.4.0b9, 6000.5.0a1, 6000.6.0a1

Reproduction steps:1. Open the attached “Repro“ project2. Open the “Assets/Scenes/Scene.unity“ Scene3. Enter play mode and observe i... Read more

15
votes
Active

[APV] MeshRenderers using Off for the Lightprobes option still sample APV

Lighting

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Apr 01, 2025

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Version/s: 6000.2.0a1, 6000.3.0a1, 6000.4.0a1

Steps to Reproduce :- Open the attached project : BlendProbeOff.zip- Open the SampleScene scene- Select the Cube Gameobject- For the... Read more

12
votes
Active

Mesh with vertex animation shader renders incorrectly when using DirectX...

DirectX11

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Aug 15, 2025

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Version/s: 6000.0.55f1, 6000.2.0f1, 6000.3.0a5, 6000.4.0a1, 6000.5.0a1, 6000.6.0a1

Reproduction steps:1. Open the attached “IN-111158.zip” project2. Make sure DirectX11 is selected as the Graphics API in the Player ... Read more

11
votes
Active

Object.Destroy takes unreasonably long when called on large prefabs

Scene Management

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Oct 09, 2025

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Version/s: 6000.0.59f1, 6000.2.7f1, 6000.3.0b4, 6000.4.0a1, 6000.5.0a1, 6000.6.0a1

How to reproduce:1. Open the "UnityBug_DestroySlow.zip" project2. Build and run the project3. Open the Profiler4. Record the Player5... Read more

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