| Error Message | Cause | Extra Quality Fix | |------------------------------------|-------------------------------------|------------------------------------------------| | License file not found | Wrong path or env variable missing | Set HALCONLICENSE absolute path | | Invalid host ID | License generated for different PC | Re-download license with correct host ID | | License has expired | Evaluation or time-limited license | Purchase permanent or renew subscription | | Operator not available in this license | You are missing a module (e.g., 3D) | Upgrade to "Full" or "Progress" license | | Deep learning runtime error | CUDA libraries not linked | Install CUDA 11.x + cuDNN; verify license includes DL | | License checkout timeout | Network latency to license server | Move license server local or increase timeout |
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: For purchased versions, you will receive a license file (usually named license.dat ) or an activation code. 3. Install the License File | Error Message | Cause | Extra Quality
Licensing is typically tied to a specific hardware component like a or a network card (Host ID) . halcon license download extra quality