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Fixed in 1.0.X - Entities



Found in [Package]


Issue ID




ECS memory leak when refreshing project while in Play mode

Package: Entity Component System (ECS)


Reproduction steps:
1. Open the attached project “MemLeakProject”
2. Open the “Assets/OutdoorsScene” Scene
3. Open the Preferences window (Unity > Settings on macOS) and open the Jobs tab
4. Make sure that the “Leak Detection Level” field is set to “Enabled With Stack Trace”
5. Enter the Play mode
6. Open the “Assets/Scripts/GameSystem.cs” script file in any IDE
7. Add a space on any line at the end and save the script
8. Go back to Unity Editor and refresh the project (Cmd + R or Ctrl + R)
9. Inspect the Console window

Expected result: The Console window is empty
Actual result: The Console contains messages saying that a memory leak happened

Reproducible with: 1.0.8 (2022.2.21f1, 2023.1.0b18, 2023.2.0a16), 1.0.10 (2022.3.0f1, 2023.1.0b19, 2023.2.0a17)
Not reproducible with: 1.0.0-pre.65 (2022.2.21f1)

Reproducible on: macOS 13.3

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