Check for a light on the USB key to confirm it is receiving power.
Look for "SafeNet Sentinel" or "Sentinel USB Key". If you see a yellow exclamation mark, the driver is not working. Right-click it and choose . What to Do If the Hardware Key is Damaged
Look for or "Other Devices" with a yellow exclamation mark. parashara light 90 hardware key not found best
However, I must provide an important clarification upfront: The "Hardware Key" (also called a dongle or USB key) is a physical copy protection device. Legitimate copies of PL9.0 require this key to be plugged into your USB port for the software to run.
The hardware key (USB Dongle) is a protective device used by Parashara’s Light to ensure the software is legally licensed. Common causes for the error include: Check for a light on the USB key
: Connect the dongle to a different port, preferably directly on the computer rather than through a USB hub.
Which version are you running (e.g., Windows 11, macOS Sonoma)? Right-click it and choose
A major cause of the "Hardware Key Not Found" error is simple incompatibility between an old software version and a new operating system (OS). For example, , while version 7 is . If you are using Windows 10 or 11, you will almost certainly need a newer version of the software that explicitly supports these operating systems. Contacting the software manufacturer to inquire about upgrade options is the most direct path forward. The latest version, 9.0, is advertised to be compatible with modern operating systems.
To resolve the "Hardware Key Not Found" error effectively, follow this step-by-step guide.
"Hardware Key not Found" Message After New Install - IRRICAD