NullReferenceException when selecting Terrain prefab in Project browser

Unity: Terrain

Fixed

2023.2.X

2023.2.0a21

2023.1.X

2023.1.0a19 onwards

2023.1.8f1

Won't Fix

2023.3.X

There were some circumstances in which selecting a prefab terrain would cause Unity to try and access some uninitialized data. This error has been fixed.

Backported from the 2023.2 fix.

Reproduction steps:
1. Open the attached project “repro_terrainIssue“
2. Select the “Terrain“ prefab in the Project browser

Expected result: No errors appear in Console
Actual result: There is an error in Console: NullReferenceException: Object reference not set to an instance of an object

Reproduced with: 2023.1.0a19, 2023.1.0b18, 2023.2.0a17
Not reproduced with: 2020.3.47f1, 2021.3.26f1, 2022.2.19f1, 2023.1.0a18

Reproduced with: macOS 13.0.2 (Intel), macOS 12.6.1 M1 (user reported)

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NullReferenceException when selecting Terrain prefab in Project browser

Unity: Terrain

Statuses

Fixed

Won't Fix

Resolution Notes

2023.2.XFixedThere were some circumstances in which selecting a prefab terrain would cause Unity to try and access some uninitialized data. This error has been fixed.

2023.1.XFixedBackported from the 2023.2 fix.

Description

Prioritise and Follow this issue

Have a workaround or additional info about this issue?

NullReferenceException when selecting Terrain prefab in Project browser

Unity: Terrain

Statuses

Fixed

Won't Fix

Resolution Notes

2023.2.XFixedThere were some circumstances in which selecting a prefab terrain would cause Unity to try and access some uninitialized data. This error has been fixed.

2023.1.XFixedBackported from the 2023.2 fix.

Description

Prioritise and Follow this issue

Have a workaround or additional info about this issue?