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1
votes
Fix In Review

"System.IndexOutOfRangeException" and "ArgumentException" errors are thr...

2D Animation

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Jan 07, 2026

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Version/s: 13.0.2, 14.0.2

How to reproduce:1. Open the attached “Skinning Bug Project”2. Open the “SampleScene” scene3. Open the Animation window (Window → An... Read more

0
votes
Active

Crash on Object::IncrementPersistentDirtyIndex when reconnecting a speci...

Serialization

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Jan 07, 2026

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Version/s: 6000.0.65f1, 6000.3.3f1, 6000.4.0b3, 6000.5.0a4

How to reproduce:1. Open the attached “IN-123610.zip” project2. Open the “SampleScene”3. Right click the “Enviro 3” GameObject and s... Read more

0
votes
Active

InvalidOperationException is spammed in the Console when a GameObject is...

Core Runtime

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Jan 07, 2026

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Version/s: 6000.0.65f1, 6000.3.3f1, 6000.4.0b3

How to reproduce: Open the “BugReporting.zip“ project Open the 'Window → Entities → Hierarchy' window Create a new ‘File → New Scene... Read more

0
votes
Active

Entering “...” In Data Source Path throws “ArgumentException” error and ...

UI Builder

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Jan 07, 2026

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Version/s: 6000.0.65f1, 6000.3.3f1, 6000.4.0b3, 6000.5.0a4

Steps to reproduce:1. Open UI Builder window2. In Hierarchy add Visual Element3. In Inspector > Bindings > Data Source Path ad... Read more

0
votes
Won't Fix

Long untruncated Project Preview Theme titles displace other toolbar opt...

UI Toolkit Controls

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Jan 07, 2026

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Version/s: 6000.4.0b3, 6000.5.0a4

Steps to reproduce: Create a new Unity project Create a new Unity Default Runtime Theme (Create > UI Toolkit > Unity Default R... Read more

5
votes
Active

Crash with multiple stack traces when using DX12 and selecting all splin...

DirectX12

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Jan 07, 2026

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Version/s: 6000.3.3f1, 6000.4.0b3, 6000.5.0a4

How to reproduce:1. Open the attached “IN-129061” project2. Open the “Gameplay” scene3. In the Hierarchy, click on the “Spline” Game... Read more

0
votes
Active

"ECS" Feature Set in Package Manager "QuickStart" link leads to a wrong ...

ECS Feature Set

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Jan 07, 2026

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Version/s: 1.0.0

How to reproduce:1. Create a new Unity project2. Go to Window -> Package Management -> Package Manager -> Unity Registry -&... Read more

0
votes
Fixed

[WinEditor] ColorPicker doesn't detect pixels on secondary display when ...

Editor Eyedropper Tool

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Jan 07, 2026

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Version/s: 6000.4.0b3, 6000.5.0a4

Steps to reproduce: Make sure you have two monitors available for testing Set up the secondary monitor to the right of the main moni... Read more

0
votes
Won't Fix

Project Preview Theme Runtime dropdown in the Project Settings does not ...

UI Toolkit Controls

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Jan 07, 2026

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Version/s: 6000.5.0a4

Steps to reproduce: Create a new Unity project using the Universal 3D template Create a new Default Runtime Theme file (Assets > ... Read more

0
votes
Won't Fix

Project Preview Theme Runtime dropdown sets Default Runtime Theme file a...

UI Toolkit Controls

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Jan 07, 2026

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Version/s: 6000.4.0b3, 6000.5.0a4

Steps to reproduce: Create a new Unity project using the Universal 3D template Open the Project Settings window (Edit > Project S... Read more

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