Search Issue Tracker

Won't Fix



Found in [Package]




Issue ID




[Test Framework] Tests fail with "ArgumentException: An item with the same key has already been added" error when running all tests

Package: Test-Framework


Reproduction steps:
1. Open the attached project “ReproTest”
2. Open Window > General > Test Runner
3. Run all tests

Expected result: Tests pass
Actual result: Tests fail with “ArgumentException: An item with the same key has already been added. Key: BugDemo.Tests.ExampleEditorTests.ExampleTest” error

Reproducible with: 1.3.1, 2.0.1-pre.18 (2020.3.42f1, 2021.3.15f1, 2022.1.23f1, 2022.2.0f1, 2023.1.0a21)
Not reproducible with: 2.0.1-exp.1, 2.0.1-exp2 (2020.3.42f1, 2021.3.15f1, 2022.1.23f1, 2022.2.0f1, 2023.1.0a21)

Reproducible on: Windows 10

  1. Resolution Note:

    Thank you for reporting a bug to Unity.

    We have reviewed the issue carefully, and in this case, the team is unable to prioritize fixing this bug. There are a number of reasons we make this decision, including the impact and severity of the issue across our user and customer base, and the possibility that future plans may solve the problem in a different way, or that a workaround for the bug may be available.

    Today we will be closing this case. Thank you again for taking the time to report this issue, and please let us know if there is anything else that changes the impact or severity of this issue.

Add comment

Log in to post comment

All about bugs

View bugs we have successfully reproduced, and vote for the bugs you want to see fixed most urgently.