UUM-158100

Fixed in 7000.0.0a16

Mentioned in 2 Unity 7 release notes.

First fixed in 7000.0.0a16 (Nov 5, 2026); relisted in 1 later release.

All (3)Unity 7 (2)Unity 6 (1)
Open on Unity Issue Tracker
VersionSectionRiskImpactNote
7000.0.0a16Fixes
UI Toolkit
FixFixed PropertyCollection throwing an InvalidOperationException when an array-backed collection is enumerated to the end, and List-backed enumerators ignoring Reset.
7000.0.0a16Fixes
UI Toolkit
FixFixed PropertyCollection throwing an InvalidOperationException when an array-backed collection is enumerated to the end, and List-backed enumerators ignoring Reset.

Pick your Unity version

Unity Releases compares releases against the version your project is on. Picking it now keeps Compare versions focused on what changes between where you are and where you might be going.