Hello - if you're using DB Community Edition and having Bootstrap Timeout issue, then below resolution may help.

Error: Bootstrap Timeout:
Node daemon ping timeout in 780000 ms for instance i-00f21ee2d3ca61424 @ 10.172.245.1. Please check network connectivity between the data plane and the control plane.

Resolution: Open InPrivate Window (MSFT) or New Incognito window (GOOGL).

Best..