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Fixed in 6000.4.0b5

Fixed in 6000.4.0b4, 6000.5.0a5

Votes

5

Found in

6000.2.12f1

6000.3.0b10

6000.4.0a5

6000.5.0a1

Issue ID

UUM-128197

Regression

Yes

Editor hangs when ComponentSystemGroup update in itself

Core Runtime

-

How to reproduce:
1. Open the attached “IN-122926” project
2. Close the project
3. Delete the Library folder of the project
4. Open the project
5. Observe the editor

Expected result: Project opens successfully
Actual result: Editor hangs while opening the project

Reproducible with: 6000.2.0b2 (2bdac9ac0d74), 6000.2.12f1, 6000.3.0b10, 6000.4.0a5, 6000.5.0a1
Not reproducible with: 6000.0.62f1, 6000.2.0b1 (d17678da8412)

Reproduced on: Windows 11
Not reproduced on: No other environment tested

Note: Attempting to open the project two times without deleting the Library folder usually fixes the issue

  1. Resolution Note (fix version 6000.4.0b5):

    Error thrown when there are cycles in system groups in 6.4 and 6.5 versions. Issue can also be avoided by not referencing the same group in update in group attributes.

  2. Resolution Note (fix version 6000.5.0a5):

    Error thrown when there are cycles in system groups in 6.4 and 6.5 versions. Issue can also be avoided by not referencing the same group in update in group attributes.

  3. Resolution Note (fix version 6000.4.0b4):

    Fixed in 6000.4.0b4

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Comments (1)

  1. kh1997f

    Dec 21, 2025 18:30

    hi

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