Troubleshooting and FAQ
Note: Ansys Optics 2023 R1 is the last release supporting the Lumerical FlexNet License Manager (legacy). All future releases will be running on the Ansys License manager.
- Launching Ansys Lumerical Products with and Without Mesa Library
- Ansys Optics - Welcome Guide
- Troubleshooting and FAQ
- Where can I find Ansys technical support?
- System Requirements and Supported Platform
- Support for MacOS ends with 2020 R2
- Support for Lumerical FlexNet license manager (legacy) ends with 2023 R1
- How to create or update your Ansys Lumerical user account (deprecated)
- How to reset your Ansys Lumerical password
- Finding your account number, entitlement, and Lumerical release information
- How to register and access technical support on Ansys Customer Support Space
- Accessing Ansys Optics documentation and technical support
- Downloading the Installation package
- How to clear Lumerical cache
- Create or modify environment variables in Windows
- Setting environment variable in Linux
- How to obtain your license server's HostID information
- Fixing common licensing errors
- Custom installation using msiexec.exe on Windows
- Fixing installation or licensing issues
- What happens when you lose connection to the license server?
- How to check license status and availability
- How to release a stuck, ghost or abandoned license
- Adding inbound rules to Windows defender firewall
- Fixing common engine or run time errors
- Ansys Lumerical product preference files
- Getting the Best FDTD Performance
- Determining the optimum resources to run FDTD
- Run FDTD simulations sequentially on the command prompt
- Installing and running Lumerical on Linux without GUI