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Fixed

Fixed in 6000.0.25f1, 6000.1.0a2

Votes

17

Found in

6000.0.23f1

6000.1.0a1

Issue ID

UUM-84915

Regression

No

Lighting generation freezes the Editor during the Global Illumination Post Processing stage when baking lighting on certain systems

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How to reproduce:
1. Open the “Lightest” project
2. Open the “SampleScene“
3. Open the Lighting window (Window → Rendering → Lighting)
4. Click on the Generate Lighting button
5. Observe the “Hold on” window appears at the Global Illumination Post Processing stage

Expected result: Lightmap data is generated successfully and quickly, no “Hold on” window appears
Actual result: Lightmap data generation takes too long or freezes the Editor

Reproducible in: 6000.0.23f1

Reproducible on: Windows 10
Not reproducible on: No other environment tested

Notes:
- The issue was not tested by CQA
- The issue is known to be reproducible on machines with NVIDIA GeForce RTX 4070, 4080 and 4090
- If canceling the Lighting generation at the Post Processing stage the Editor freezes with GI.Tick progress bar

Comments (7)

  1. spike4379

    Oct 31, 2024 05:15

    op I didnt see there was a new editor version out

  2. spike4379

    Oct 31, 2024 04:59

    This isn't even actually fixed. It's still happening on 6000.0.24f1

  3. ShakeTheAi

    Oct 24, 2024 12:07

    posted the question on forum https://discussions.unity.com/t/unity-6-is-stuck-baking-lighting-map/1541579/2 then landed here and voted.

    this is the most hack of deal issue and it must be fixed man.

  4. Gatsby0121

    Oct 23, 2024 19:08

    I am experiencing this windows 11, NVidia RTX 3080 Ti

  5. oddcogz

    Oct 22, 2024 11:12

    Can confirm the same issue happens on 6000.0.21 and 6000.0.22 in the form of a crash not a freeze. Not sure about 6000.0.19 and 6000.0.20.

    So far the only version that doesn't have this issue at all is 6000.018.

  6. oddcogz

    Oct 21, 2024 09:20

    This issue doesn't only cause a freeze, it also crashes the editor sometimes.
    Repro 100% on Windows 11 with RTX 4090 (latest drivers).

  7. Mromeo72

    Oct 20, 2024 19:44

    Same issue for me
    Win 10 Radeon RX 580
    6000.0.23f1

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