SketchForge-3D (constructorfleet)MCADConfidence: Medium
grouped shapes reached the exact-geometry builder as an empty mesh and the server refused with "The server cannot build exact geometry for a mesh," pointing at the wrong problem.
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.