Remove the USB dongle, wait 10 seconds, and plug it into a different USB port. Avoid using external USB hubs; plug it directly into the computer motherboard ports (usually on the back of a desktop).
Sometimes the license manager itself becomes corrupt:
Ensure high-demand software (like AccuNest or Winplot) is not running directly on the license server, which can block license requests. 3. For Gerber User Licensing (Cloud/Email) Users a valid accumark license was not found for this product
If your company uses a multi-user network license, your computer must communicate with a central server.
If you need to contact support, have this information ready: Remove the USB dongle, wait 10 seconds, and
. Open the Gerber LaunchPad program. Pay close attention to the color of the icons. If the license is active, the icons will typically change to brown, indicating the software is ready to use. This provides an immediate visual confirmation of license status.
If using a legacy USB dongle (Sentinel or HASP): Open the Gerber LaunchPad program
Gerber AccuMark licenses are tied to specific software versions (e.g., V15, V16). If you recently upgraded your AccuMark software but did not update your licensing chip or license file, the software will throw the "valid license not found" error.
Gerber AccuMark checks for a license file, hardware security key, network location, or a cloud-based user profile upon startup. If this handshake fails, the software denies access. The primary causes of this error include: Gerber AccuMark Software Installation - Lectra