UUM-151997

Fixed in 6000.7.0b3

Mentioned in 8 Unity 6 release notes.

First fixed in 6000.7.0b3 (Oct 5, 2026); relisted in 6 later releases.

All (15)Unity 7 (7)Unity 6 (8)
Open on Unity Issue Tracker
VersionSectionRiskImpactNote
6000.7.0b8Fixes
UI Toolkit
FixFixed an assertion error being thrown when unparenting an element that was its parent's only child.
6000.7.0b7Fixes
UI Toolkit
FixFixed an assertion error being thrown when unparenting an element that was its parent's only child.
6000.7.0b6Fixes
UI Toolkit
FixFixed an assertion error being thrown when unparenting an element that was its parent's only child.
6000.7.0b5Fixes
UI Toolkit
FixFixed an assertion error being thrown when unparenting an element that was its parent's only child.
6000.7.0b4Fixes
UI Toolkit
FixFixed an assertion error being thrown when unparenting an element that was its parent's only child.
6000.7.0b3Fixes
UI Toolkit
FixFixed an assertion error being thrown when unparenting an element that was its parent's only child.
6000.7.0b3Fixes
UI Toolkit
FixFixed an assertion error being thrown when unparenting an element that was its parent's only child.
6000.7.0b2Known Issues
UI Toolkit
CautionKnown issueFixed an assertion error being thrown when unparenting an element that was its parent's only child. (UUM-151272, UUM-151997) Fixed in 6000.7.0b3.

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