User and technical support
- Where can I find Ansys Lumerical technical resources and support?
- How to create or update your Ansys Lumerical user account.
- How to reset your Ansys Lumerical password.
- How to register for support with Ansys Lumerical.
- How to fix login issues with Ansys SSO.
- Support for MacOS ends with 2020 R2.
- Support for the Lumerical FlexNet license manager (legacy) ends with 2023 R1.
- Support for Academic or Community license users is provided through the Ansys Learning forum. Join us in the Ansys Learning forum and submit your inquiries and technical support requests.
Installation
- Product installation guides for supported operating systems.
- Silent installation in Windows.
- Ansys license manager installation guide.
- How to install Ansys LM on non-graphical Linux systems using the silent method.
- Install and run Lumerical on Linux without the GUI in Linux.
- Running Ansys Optics Launcher or the Lumerical CAD/IDE.
- Running Lumerical on an Intel-based Apple computer.
- Introduction to High-Performance Computing.
- Installation on a shared network folder or custom location or without root access (HPC and on-premise cluster).
- Fixing graphics issues on high-resolution displays on Windows.
- How to resolve system and OpenGL graphics-related issues.
- Connect remotely to a Linux machine with a graphical interface.
- How to remove Ansys Lumerical cache on your computer.
Licensing
- Support for Lumerical FlexNet LM (legacy) ends with Ansys Optics 2023 R1.
- Overview of the Ansys license management center (graphical web interface).
- Activating entitlements on the Ansys licensing portal.
- Managing entitlement/activations on the Ansys licensing portal.
- Request a 30 evaluation license on Ansys Optics 2022 R1.4 and newer.
- Fixing common licensing errors.
- Fixing installation and licensing issues.
- How to obtain the license server's HostID information.
- How to configure the Ansys LM with static ports for shared license access.
- Adding inbound rules to Windows firewall.
- Installing/adding the license file into the Ansys LM.
- How to obtain a floating license.
- Ansys Lumerical product preference files.
- What happens when you lose connection to the license server?
- How to check license status and availability.
- Releasing a 'stuck license' (in check out state).
- Setting environment variables in Linux.
- Create or modify environment variables in Windows.
- How to fix Ansys client licensing software version error.
Running simulations
- Details on running FDTD on supported GPU.
- Fixing common engine or job runtime errors.
- Removing and resetting Ansys Lumerical configuration with the preference.ini files.
- How to compute for license usage and consumption to run simulations.
- How to run simulations using Intel MPI on Windows.
- Running remote jobs using MPI.
- Configuring resources for parallel jobs across several computers on Windows using Intel MPI.
- How to run simulations in parallel (concurrent) on the local computer or remote machines.
- Running simulations in the background.
- Getting the best FDTD performance.
- How to determine the optimum resource configuration to run FDTD simulations.
- Run Ansys Lumerical FDTD simulations sequentially.
- How to run Ansys Lumerical API (lumapi) script from the terminal in Linux.
- Running multiple Ansys Lumerical CAD instances in Linux.
- Resource configuration for Lumerical solvers running with a single process.
- How to change the number of threads to run INTERCONNECT.