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Fixed in 3.2.16, 5.1.0

Votes

1

Found in [Package]

5.1.0

Issue ID

1408487

Regression

Yes

Unsupported 2D Common package version installed when importing 2D Animation package

Package: 2D Animation

-

How to reproduce:
1. Open any project
2. Import the latest 2D Animation package version
3. Observe the Console Window

Expected result: 2D Animation imports the correct package version
Actual result: An error occurs as an incompatible 2D Common version is installed

Reproducible with: 3.2.16 (2019.4.33f1), 5.1.0, 5.1.1 (2020.3.25f1)
Not reproducible with: 3.2.16 (2019.4.34f1, 2019.4.36f1), 5.0.10 (2020.3.24f1, 2020.3.27f1), 5.1.0, 5.1.1 (2020.3.26f1, 2020.3.30f1), 7.0.4 (2021.2.14f1), 8.0.0 (2022.1.0b10, 2022.2.0a6)

Error in Console Window (from 3.2.16 (2019.4.33f1)):
Library/PackageCache/com.unity.2d.common@2.1.1/Runtime/InternalBridge/InternalEngineBridge.cs(21,35): error CS1061: 'SpriteRenderer' does not contain a definition for 'IsUsingDeformableBuffer' and no accessible extension method 'IsUsingDeformableBuffer' accepting a first argument of type 'SpriteRenderer' could be found (are you missing a using directive or an assembly reference?)

  1. Resolution Note (fix version 3.2.16, 5.1.0):

    Fixed in: 3.2.16 (2019.4.34f1), 5.1.0 (2020.3.26f1)

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Comments (3)

  1. Arxareon

    Apr 25, 2026 23:39

    This is STILL an issue today in 6+

  2. Osailor

    May 28, 2023 01:42

    This wasn't fixed. I'm having the issue still in 3.2.16 and have tried uninstalling and re-installing all 2D packages I am using (2D Pixel Perfect, 2D Sprite and 2D Tilemap Editor).

    I'm running Unity version 2019.4.11f1.

    Please assist.

  3. IrslanDZM

    Aug 23, 2022 05:16

    Library\PackageCache\com.unity.2d.common@2.1.1\Runtime\InternalBridge\InternalEngineBridge.cs(21,35): error CS1061: 'SpriteRenderer' does not contain a definition for 'IsUsingDeformableBuffer' and no accessible extension method 'IsUsingDeformableBuffer' accepting a first argument of type 'SpriteRenderer' could be found (are you missing a using directive or an assembly reference?)

    I also Facing this with 2091.4.1f1

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