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Under Consideration for 1.2.X, 1.3.X, 7000.0.X

Votes

1

Found in [Package]

1.2.1 - Entities

1.3.X - Entities

7000.0.0a1

Issue ID

ECSB-1096

Regression

No

Burst compilation error "BadImageFormatException: Expected reference type but got type kind 17" is thrown when using generics with ISystem

Package: Entity Component System (ECS)

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How to reproduce:
1. Open the “Reproduce-BadImageFormat“ project
2. Enter the Play Mode
3. Observe the Console window

Expected result: No errors are thrown in the Console window
Actual result: “BadImageFormatException: Expected reference type but got type kind 17“ error thrown in the Console window

Reproducible with: 1.0.16 (2022.3.28f1), 1.2.1 (2022.3.28f1, 6000.0.1f1)
Could not test with: 0.51.1-preview.21 (2021.3.38f1) (ISystem was not implemented yet)

Reproducible on: macOS 13.5.2 (Intel), Windows 11 (User’s)
Not reproducible on: No other environments tested

Note: The issue stems from the “[assembly: RegisterGenericSystemType(typeof(GenericSystem<TestType>))]“ code snippet.

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