Search Issue Tracker
UnobservedTaskException:System.NullReferenceException is thrown when the...
How to reproduce: 1. Open the user's attached "TestWebGL.zip" project 2. Open the "SampleScene" Scene 3. Go to File -> Build And Run... Read more
[WebGL] Build crashes if metadata is too large
WebGL build fails to start with the following error messages: exception thrown: abort({}) at jsStackTrace@blob:http://localhost/067... Read more
Unity WebGL is not "DPI Aware"
To reproduce: 1) Create new project 2) Add some high font sized text 3) Build and run for WebGL 4) Compare results on a low DPI and ... Read more
[WebGL] Shaders that use GPU Instancing compile extremely slow
Steps to reproduce: 1. Open user-attached project 2. Build and run with WebGL 2.0 3. Inside the webpage, press 'space' to begin GPU ... Read more
[WebGL] Scripts Only Build Fails
To reproduce: 1. Create a new project 2. Build it for WebGL properly 3. Build it for WebGL again with Scripts Only Build turned on ... Read more
[WebGL] iOS Safari WebAssembly Unhandled Promise Rejection Error when a ...
Reproduction steps: 1. Open the attached project (SafariTest.zip (56.4 KB)). 2. Build it to WebGL. 3. Move WebGL files to a server (... Read more
[WebGL] GUI.Label doesn't show Chinese characters
To reproduce: 1. Open the attached project (SwitchFonts.zip) 2. Open the Sample Scene 3. Enter Play mode 4. Observe that Chinese ch... Read more
WebGL build produces an empty folder when project is located & built ins...
Steps to reproduce: 1. Put any project inside a Dropbox-synced folder 2. Build the project in that same folder for WebGL Expected r... Read more
[Linux] WebGL builds fail if the /usr/bin/python symlink is not present
On a supported Linux config such as Ubuntu 2018.4: 1) Check if /usr/bin/python symlink exists. 2) If it does, either delete it or re... Read more
[WebGL] Unity Player never recovers from WebGL context loss
How to reproduce: 1. Open the attached project ("") 2. Make a WebGL build 3. Host and run it 4. Focus the game window and press "Spa... Read more
All about bugs
View bugs we have successfully reproduced, and vote for the bugs you want to see fixed most urgently.
Latest issues
- Crash on ShaderLab::ShaderState::ApplyShaderState when entering Play Mode and calling ShaderWarmup.WarmupShaderFromCollection with a shader that has dynamic_branch
- Crash on operator delete[] when a serializable structure in the System namespace is serialized by a MonoBehaviour
- [macOS] forward and backward mouse buttons are recognized as middle mouse button
- NavMeshModifier.OnEnable/OnDisable gets progressively slower when called repeatedly
- "System.Net.CookieContainer" throws an "ArgumentException" error when using a non-UTF-8 machine locale and hostname