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Fixed in 2020.2.X
Fixed in 2018.4.X, 2019.4.X
Votes
0
Found in
2019.4
2019.4.0f1
2020.2
Issue ID
1254779
Regression
Yes
[ECS] “Out of memory” error in WebGL build when GameObject with multiple children objects has Convert To Entity Component
How to reproduce:
1. Open the attached project "1254779.zip"
2. Open the "Test" Scene
3. Build and run the WebGL Player
Expected result: an empty screen with a skybox is displayed
Actual result: a grey screen is displayed and after ~5 seconds "Out of memory" alert message appears
Reproducible with: 2019.4.8f1 (0.8.0-preview.8, 0.11.1-preview.4), 2020.1.2f1 (0.13.0-preview.24), 2020.2.0a20
Not reproducible with: 2018.4.26f1 (0.0.12-preview.24), 2019.4.8f1 (0.7.0-preview.19)
Notes:
- Only reproduces when Convert To Entity Component's parameter "Conversion Mode" is set to "Convert And Destroy"
- Only reproduces when the "EntityObj" GameObject has two or more Sphere GameObjects as its children
- Reproduces on Google Chrome (84.0.4147.105), Microsoft Edge (Chromium) (84.0.522.59), Firefox (79.0) web browsers
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Resolution Note (fix version 2020.2):
An issue with the job system related to single threaded platforms was causing this crash, and has been resolved.
Resolution Note (fix version 2019.4):
This issue has been fixed and should no longer reproduce in Unity 2019.4.19f1 and above