[BUG]No devices in tunnel

[jxGui]

Describe the bug
I want try tunnel tool to connect some physical machines witwith core. HOWEVER,after I creat gt00 following the tunnel tool instruction, I create tunnel node on canva and it shows no devices which I can set to it.

Desktop (please complete the following information):

• OS: [e.g. Ubuntu 22.04]
• CORE Version [e.g. 9.0.3]
• EMANE Version [e.g. 1.5.1]

Additional context
Add any other context about the problem here.