Use E3D 3.1 if you are maintaining an existing project or have legacy spec libraries. Start a new project on AVEVA E3D 2024 or Unified Engineering if you need cloud collaboration, AI-assisted routing, or API-first architecture.
Enterprise security feature enhancements in 3.1 included: aveva e3d 3.1
| Problem | Likely Fix | | :--- | :--- | | "Database connection refused" | Check Oracle/PostgreSQL listener. Restart AVEVA Database Server service. | | Graphics artifacts (flashing triangles) | Update DirectX runtime. Lower hardware anti-aliasing in Nvidia Control Panel. | | Isometric missing nozzles | Verify nozzle tags in P&ID import mapping. Re-export nozzle list from Equipment module. | | Clash detection hangs at 98% | Use "Clash by region" instead of "Clash all." Isolate problem area. | Use E3D 3
In independent tests (using a 1.2 million-item oil platform model), E3D 3.1 showed measurable improvements over E3D 2.x and PDMS 12.x: Restart AVEVA Database Server service