Debugging IDE's port connection to XDebug: “Waiting to Connect”

Question

Preamble

Like many, I\'ve spent more hours debugging my IDE’s connection to XDebug than I have using XDebug to debug my programs. I’ve gotten it to work repeat

Answer 1

If you by chance use the Cisco VPN client, this could be a cause. It comes with a firewall, which is always on, even if the client is not started. It can be unchecked in the Options menu.