Of 68 DWG/DXF saves, 9 are blocked because the save would drop objects, like dynamic-block data, multileader styles and data tables. The team classified each one rather than calling it a format limit.
From the Grok pain-radar digests, Oct 31-Nov 1 2026 (Oct 31 9:41 PM ET through Nov 1 7:41 AM ET digests plus the Haitch overnight edition). Verified live 2026-11-01: issue/PR read; title and state confirmed.