Copy the exact error and send it to us below. Most often Node.js is missing or out of date.
Open your project's folder (not another folder) and paste the connect line from your board again.
Keep the Claude Code window open. Your agent works only while that window is open.
Open the card on your board. It says in plain words what it needs from you.
You need one to run 10xs on your own computer. Or join the cloud early-access list and we'll run it for you.