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1
votes
By Design

Too little validation messages in the "WebAssembly Language Features" Me...

Web Platform

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Feb 17, 2026

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Version/s: 6000.0.68f1, 6000.3.9f1, 6000.4.0b9, 6000.5.0a7

How to reproduce:1. Create a new Unity project2. In the Build Settings, switch to the "Web" Platform3. Go to Edit -> Project Sett... Read more

0
votes
Won't Fix

Button "is over" area wrongly detected when in WebGL fullscreen

Web Platform

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Jan 03, 2024

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Version/s: 2021.3.34f1, 2022.3.17f1, 2023.2.4f1, 2023.3.0b1

How to reproduce:1, Open the attached project "_uniTest23_2.zip"2, Build And Run the project for WebGL3, Hover the mouse cursor over... Read more

0
votes
Duplicate

WebGL build fails with “Internal build system” error when "Name Files As...

Web Platform

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Jun 11, 2023

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Version/s: 2022.3.1f1

How to reproduce:1. Open the “WebGL_Hashes_Bug“ project2. Switch to WebGL Platform (File > Build Settings)3. Build the project wi... Read more

4
votes
Won't Fix

Build times are very long when building for WebGL

Web Platform

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Mar 24, 2023

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Version/s: 2022.2.12f1, 2023.1.0b9, 2023.2.0a7

Reproduction steps:1. Open the attached "repro_IN-36000SlowBuild.zip" project2. Open File -> Build Settings3. Select "WebGL" and ... Read more

0
votes
Won't Fix

"Failed to download Build.data.br file" error is thrown when building pr...

Web Platform

-

Mar 28, 2023

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Version/s: 2021.3.22f1, 2022.2.13f1, 2023.1.0a19

Reproduction steps:1. Create and open a new project2. Open the Build Settings (File → Build Settings)3. Switch the Build Target to W... Read more

0
votes
Fixed

The index.html file is generated incorrectly when building a WebGL project

Web Platform

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Apr 13, 2023

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Version/s: 2022.2.5f1, 2022.3.0f1, 2023.1.0f1, 2023.2.0a11, 2023.3.0a3

Reproduction steps:1. Open the attached “repro-project”2. Build the project3. Navigate to the build folder in File Explorer4. Open t... Read more

0
votes
Fixed

Build freezes with "RuntimeError: null function or signature mismatch" e...

Web Platform

-

Apr 13, 2023

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Version/s: 2022.2.5f1, 2023.1.0b18, 2023.2.0a11

Reproduction steps:1. Open the attached “repro-project“2. Build And Run3. In the Player select “Next“ Expected result: A transition ... Read more

0
votes
Third Party Issue

Addressables take longer to load when using Safari

Web Platform

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Apr 17, 2023

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Version/s: 2021.3.23f1, 2022.2.16f1, 2023.1.0b13, 2023.2.0a11

How to reproduce:1. Change the Default Browser of your OS into anything other than “Safari”2. Open the user-attached “resourcesVsAdd... Read more

1
votes
Fixed

Memory related fields in the "WebAssembly Language Features" can be set ...

Web Platform

-

Feb 17, 2026

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Version/s: 6000.0.68f1, 6000.3.9f1, 6000.4.0b9, 6000.5.0a7, 6000.6.0a1

How to reproduce:1. Create a new Unity project2. In the Build Settings, switch to the "Web" Platform3. Go to Edit -> Project Sett... Read more

2
votes
Fixed

WebGL Player leaks memory when allocating delegate functions

Web Platform

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Dec 19, 2023

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Version/s: 2021.3.33f1, 2022.3.16f1, 2023.2.4f1, 2023.3.0a19

How to reproduce:1. Open the “WebGL_Player_EventLeak_Issue“ project2. Open the “MemoryTest” scene3. Make sure to switch the Platform... Read more

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