IfcDiff aborted with 'No elements processed' when an element had no geometry in the old model and gained a body in the new one, and the fix cannot tell absent geometry from failed conversion.
From the Grok pain-radar digests, Nov 1-2 2026 (Nov 1 8:41 AM ET through Nov 2 7:41 AM ET digests plus the Haitch editions). Verified live 2026-11-02: issue/PR read; title and state confirmed.