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Fixed in 2020.2

Fixed in 2019.4, 2020.1

Votes

0

Found in

2017.4

2018.4

2019.2

2019.2.9f1

2019.3

2020.1

Issue ID

1204074

Regression

No

[Mono] Deserialization of simple 3-deep hierarchy of object with an abstract class fails when using BinaryFormatter

Mono

-

How to reproduce:
1. Open the attached project ("case_1204074-BinaryFormatterRepro.zip")
2. Open the repro scene ("SampleScene")
3. Enter Play Mode
4. Inspect Console

Expected results: No errors in the console
Actual results: "System.ArgumentException" error is thrown

Reproducible with: 2017.4.36f1, 2018.4.16f1, 2019.2.20f1, 2019.3.0f6, 2020.1.0a21

Notes:
1. Also reproduces on IL2CPP backend
2. Reproducible with both 2.0 and 4.X .NET API Compactibility levels

  1. Response avatar

    Resolution Note (fix version 2020.2):

    Fixed in 2020.2.0a3
    Cherry-picked recommended changesets which does fix this particular issue. Deserialization now succeeds.

  2. Response avatar

    Resolution Note (fix version 2020.1):

    Fixed in 2020.1.0b9

  3. Response avatar

    Resolution Note (fix version 2019.4):

    Fixed in 2019.4.1f1

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