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Fixed in Unity 2019.1



Found in


Issue ID




Editor freeze due to showing preview packages when staging package repository is used




Priority: 2Necessary for shipping a final release


Severity: 1Crash, freeze, data loss, work stops

How to reproduce:
1. Open the attached "" project
2. Once it opens, wait for the "Loading packages..." process in the Package Manager window to finish
3. Try clicking on some package labels in the Package Manager
-- Editor freeze

Alternative steps:
1. Open the user-provided project
2. Open the Package Manager window
3. Make sure that "Show preview packages" is not enabled
4. In the project directory, open "Packages/manifest.json" file
5. Add the following line: "registry": ""
6. Save the file
7. Return to Unity Editor
8. Reopen the Package Manager window
9. Enable the "Show preview packages" option
-- Editor freeze

Reproducible with - 2019.1.0a15, 2019.1.0b2, 2019.2.0a2, 2019.2.0a4
Not reproducible with - 2018.3.5f1, 2019.1.0a14, 2019.2.0a1

Response avatar

Resolution Note:

Fixed in 2019.2.0a7 Backported to 2019.1.0b5

Comments (1)

  1. C997357bd71ecfb58efa6d3474d7180e?d=mm


    Feb 20, 2019 07:53

    Reproducible in 2019.1.0b4.

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