A Valid Accumark License Was Not Found For This Product Access

This error triggers when the AccuMark software cannot verify your permission to run the application. Gerber uses secure licensing mechanisms—traditionally hardware keys (dongles) and increasingly cloud-based or local software licenses.

Some antivirus programs mistakenly flag license components as suspicious. Add exclusions for the following folders:

Network connection issues between your workstation and the local license server. a valid accumark license was not found for this product

Unplug the USB key, wait 10 seconds, and plug it back into a different USB port. Avoid using external USB hubs; plug it directly into the computer's motherboard ports (usually on the back of a desktop tower).

The message “A valid AccuMark license was not found for this product” is frustrating but almost always fixable. In most cases, it’s a communication issue between your computer and the license server—not a missing license. This error triggers when the AccuMark software cannot

AccuMark stores license path information in the Windows Registry or local .ini files.

| Issue | Solution | |-------|----------| | | Reinstall Gerber License Manager (repair option). | | License borrowed and expired | Run hasplm.exe -borrow_release from command line (admin). | | VM/Remote Desktop usage | Some licenses disallow VM use. Contact Gerber support. | | Multi-version conflict | Uninstall all AccuMark versions → reinstall only the licensed version. | | License file (.lic) missing | Copy valid .lic file to C:\ProgramData\Gerber Technology\License\ | Add exclusions for the following folders: Network connection

If you have tried all the steps above and still face the "Valid AccuMark license was not found" error, it is highly likely that your hardware key has suffered a physical failure or your software maintenance agreement has expired. In this scenario, contact your local representative to request a key replacement or an updated license update file ( .v2c ).

To minimize production downtime in the future, implement these best practices: