Did you remove the Roon database folder from your Mac?
https://community.roonlabs.com/t/how-do-i-fully-uninstall-roon-from-mac/1413/2?u=amp
Trash the Roon folder on the Mac and restart both your Mac and sonic transporter. Then give it another try.
Did you remove the Roon database folder from your Mac?
https://community.roonlabs.com/t/how-do-i-fully-uninstall-roon-from-mac/1413/2?u=amp
Trash the Roon folder on the Mac and restart both your Mac and sonic transporter. Then give it another try.