The nuitrack license is unavailable

Hello. i installed Nuitrack on Ubuntu 16.04.
However, the Get available licenses does not activate even if you press the Compatibility test Button.

And, An error occurs sudo -E nuitrack_ni_sample

You are using Nuitrack v0.23.0. Please upgrade Nuitrack to the latest version 0.29.0: https://github.com/3DiVi/nuitrack-sdk