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Votes

0

Found in

2018.4

2018.4.17f1

2019.3

2020.1

2020.2

Issue ID

1243721

Regression

No

[Critical] Unity crashes when upgrading a project with a broken shader

Shader System

-

Reproduction steps:
1. Open the attached project ("1243721.zip") (might crash on opening)
2. Open "Mandelbrot" Scene
3. Select "Raw Image" GameObject so it would draw it in the Inspector

Reproducible with: 2018.4.23f1, 2019.3.14f1, 2020.1.0b9, 2020.2.0a11

Notes:
- The source of the issue seems to be an error in a shader created by the user
- The project opens up without an issue and only freezes and artifacts when resizing in 2018.4, but when trying to upgrade the project to a newer version, it crashes on upgrading

  1. Resolution Note (2020.2.X):

    The shader has a loop that is controlled by the material. The number of iterations is set to 10^14.
    Manually editing the material and setting a sane number or iterations solves the issue.

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