A Valid Accumark License — Was Not Found For This Product |best|

For users on a dongle-based license, the file that locks the license to the USB key can become corrupted. Reinstalling the license file can often resolve the issue.

In the fast-paced world of apparel, automotive, and industrial fabrics design, any software interruption can bring a production line to a halt. For professionals relying on Gerber Technology's (now Lectra) AccuMark software suite—a standard for pattern design, grading, and marker making—one of the most disruptive error messages is:

Check if the license service is running.

The Sentinel HASP driver (the software that allows Windows to read the dongle) is outdated, corrupted, or crashed. a valid accumark license was not found for this product

Disconnect the USB dongle, wait 10 seconds, and plug it into a different USB port (preferably directly into the motherboard on the back of the PC). A solid red or green light indicates the hardware has power.

The error message appears when the software cannot find or validate its permission to run. Based on official documentation and real‑world experience, here are the most frequent causes:

Prevention is always more cost-effective than a troubleshooting fire-drill. Implement these practices to avoid future errors. For users on a dongle-based license, the file

Major Windows feature updates can occasionally wipe out specialized third-party drivers like Sentinel HASP. Be prepared to reinstall the HASP driver after a major OS update.

. For versions using Gerber User Licensing, the issue may be with the login process itself. Ensure you are selecting the correct login method. Consult the "Getting Started with User Licensing" guide for your version to verify the correct authentication procedure.

Ensure your operating system is supported by your version of AccuMark: A solid red or green light indicates the hardware has power

Install it, restart your computer, and try launching AccuMark again. 5. Check Network and Firewall Settings If your office uses a :

The support team can perform backend checks on your license status and provide advanced solutions specific to your account.

ℹ️You can search for your regional support contact on the worldwide map via the Gerber Licensing Portal.