If the error message
No license key file found in directory: /opt/datometry/version/config displays when starting Hyper-Q, it means that no license key file was found in the Hyper-Q
Datometry provides you with a unique license file,
dtm.lic, which is subject to your license agreement.
The license is valid. The expiration date in the file corresponds to the terms of your license agreement.
The license file is in the directory
/opt/datometry/config/dtm.lic, and is readable by the user ID
There is only one file ending in the
.licextension in the directory
Hyper-Q services will not start if any of the above conditions are not met.