The tool's own zone fill gets rejected by the tool's own export ('Saved zone fill is split where a refill is not'). Stale fills after edits also caused false clearance and LVS findings until zones were refilled.
From the Grok pain-radar digests, Oct 28-29 2026 (Oct 28 8:41 AM ET through Oct 29 early-morning Haitch editions). Verified live 2026-10-29: issue/PR read; title and state confirmed.