Aspen HYSYS V12
To install "better" is to approach it like a high-stakes construction project: the foundation (system prep) determines if the skyscraper (the software) stands or crumbles.
5.3 The "Simulation Workbook" Bug Fix
In v12, there is a known issue where the Simulation Workbook toolbar does not appear in Excel. To fix this "post-install," run a repair on the "Aspen Simulation Workbook" specifically via the Control Panel, rather than repairing the entire HYSYS suite.
Unattended Deployment
: For multiple machines, use the Unattended Install Tool ( atrununattended.exe ) to record a response file, ensuring an identical, error-free setup across every PC.
Verify DLL Files
: If you encounter errors launching the software, ensure the STRGXI2.dll file is correctly located in the AspenTech Shared folder within Program Files\Common Files .
“Aspen HYSYS”
Select (Core engine) and “Aspen Properties” (Thermodynamics). Deselect:
Better fix:
Many V12 installations exhibit UI flicker on modern GPUs.