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Thank you for reporting a bug to Unity. We have reviewed the issue carefully, and in this case, the team is unable to prioritize fixing this bug. There are a number of reasons we make this decision, including the impact and severity of the issue across our user and customer base, and the possibility that future plans may solve the problem in a different way, or that a workaround for the bug may be available. Today we will be closing this case. Thank you again for taking the time to report this issue, and please let us know if there is anything else that changes the impact or severity of this issue.
Steps to reproduce:
Actual results: Multiple errors are thrown, and the Hierarchy is corrupted
Expected results: The action is prevented with an error "Circular reference detected: Attempted to convert Scene into a Sub Scene. A scene cannot reference itself as a SubScene." (as it is in fixed in versions)
Reproducible with versions: 1.2.4 (6000.0.0f1), 1.4.5 (6000.0.73f1, 6000.3.13f1)
Not reproducible with versions: 6.5.0 (6000.5.0b4, 6000.6.0a3)
Fixed in: 6.4.0 (6000.4.3f1)
Tested on (OS): Windows 11 Pro (25H2)
Notes:
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