Bug 309656

Summary: [threaded-animations] animating empty filter yields `<CAPresentationModifierGroup: 0x8a6523d50>: cannot create group with 0 capacity` exception
Product: WebKit Reporter: Antoine Quint <graouts>
Component: AnimationsAssignee: Antoine Quint <graouts>
Status: RESOLVED FIXED    
Severity: Normal CC: graouts, webkit-bug-importer
Priority: P2 Keywords: InRadar
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   
See Also: https://bugs.webkit.org/show_bug.cgi?id=309655

Antoine Quint
Reported 2026-03-11 02:42:28 PDT
If an element with no filter set on it animates to `filter: none` the following Core Animation exception will be raised: `<CAPresentationModifierGroup: 0x8a6523d50>: cannot create group with 0 capacity`
Attachments
Radar WebKit Bug Importer
Comment 1 2026-03-11 02:42:40 PDT
Antoine Quint
Comment 2 2026-03-11 04:12:18 PDT
EWS
Comment 3 2026-03-11 08:34:55 PDT
Committed 309058@main (a988e4921ecf): <https://commits.webkit.org/309058@main> Reviewed commits have been landed. Closing PR #60349 and removing active labels.
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