Remote test mobile is not working on ubuntu 21.04 version

hello i am facing a problem with launching s20 device from Remote Test Lab | Samsung Developers on ubuntu 21.04 version when i choose the device and set all the options then click start nothing happen please anyone can help me?

Is it working today? A lot of time these just need to be reset the previous users didn’t uninstall or froze the watches. They are real watches not emulators.

Samsung Developer Relations

RTL team is currently investigating this issue. We hope it will be resolved soon.

Thank you