| Issue | Symptom | Workaround | |-------|---------|-------------| | | When rotating a model with >5,000 primitives, lines disappear. | Disable "Dynamic hidden line removal" in Settings → Graphics. Or set D3D_EMULATION=1 in evars.bat . | | Database "DBERR" | Session crashes with "Database error on write - record locked". | Increase DB latch timeout in MONITOR module. Use SYSTEM/UNLOCK ALL (admin only). | | PML memory leak | After 4-5 hours, UI becomes slow. | Restart PDMS. Schedule daily restarts for designers. Apply a memory-cleaning PML snippet ( pml rehash all ). | | License checkout failure | "No license for module DRAFT" despite available seats. | Reboot license server. Check for lmtools version – build 52 needs LM-X v3.5 or older. |
Are you still running SP4.52 on your current projects, or have you made the full jump to E3D? Let’s discuss in the comments! aveva pdms 121 sp4 52
: Full support for Citrix environments means teams can collaborate securely from anywhere in the world. Enhancing Team Productivity | | Database "DBERR" | Session crashes with
SP4.52 introduced enhancements to the Multi-Database synchronization. It allows up to 100+ designers to work on the same project simultaneously without corrupting the central SITE or ZONE structures. The ADMIN module in this SP allows granular access controls that were buggy in earlier builds. | | PML memory leak | After 4-5 hours, UI becomes slow
: Enhanced visual links that allow users to compare and synchronize process diagrams (P&IDs) directly with the 3D model. Advanced Piping Tools
