UUM-153592

Fixed in 7000.0.0a8

Mentioned in 8 release notes.

First fixed in 7000.0.0a8 (Oct 8, 2026); relisted in 7 later releases.

All (8)Unity 7 (7)Unity 6 (1)
Open on Unity Issue Tracker
VersionSectionRiskImpactNote
7000.0.0a16Fixes
UI Toolkit
FixFixed a performance regression in Editor window style updates caused by the Editor theme style sheet being applied twice.
6000.7.0b7Fixes
UI Toolkit
FixFixed a performance regression in Editor window style updates caused by the Editor theme style sheet being applied twice. (UUM-153592) First seen in 6000.7.0a3.
7000.0.0a12Fixes
UI Toolkit
FixFixed a performance regression in Editor window style updates caused by the Editor theme style sheet being applied twice.
7000.0.0a11Fixes
UI Toolkit
FixFixed a performance regression in Editor window style updates caused by the Editor theme style sheet being applied twice.
7000.0.0a10Fixes
UI Toolkit
FixFixed a performance regression in Editor window style updates caused by the Editor theme style sheet being applied twice.
7000.0.0a9Fixes
UI Toolkit
FixFixed a performance regression in Editor window style updates caused by the Editor theme style sheet being applied twice.
7000.0.0a8Fixes
UI Toolkit
FixFixed a performance regression in Editor window style updates caused by the Editor theme style sheet being applied twice.
7000.0.0a8Fixes
UI Toolkit
FixFixed a performance regression in Editor window style updates caused by the Editor theme style sheet being applied twice.

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