SolidWorks automation could create a groove sketch with no successful cut, so a shaft keyway looked done and was not; the fix compares real volume removed against the analytic groove volume and rejects zero removal.
From the Grok pain-radar digest, Oct 25-26 2026 (Oct 25 daytime to Oct 26 morning slots). Verified live 2026-10-26: issue/PR read on GitHub; title and state confirmed.