44 KiCad models write the component body and its pins as separate solids that share faces, and the importer heals the whole representation as one body, so the shared faces overlap and the import fails. RF modules, QFNs, MEMS mics and USB connectors are in the list, and the fix is a choice about how to import touching solids, one body per solid or a union.
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.