(Sorry about the components, but nothing seemed to match.)
After using the OSX installer, opening http://localhost:8080/ returns a 404 message from Winstone.
Status Code: 404
Exception: Request URL / not found.<br><br>
Generated by Winstone Servlet Engine v0.9.10 at Thu Nov 17 08:42:09 EST 2011
I tried changing the ajp13Port to 9090, and rebooting, but it didn't help.
I am able to run Jenkins from the command line (with alternative settings), and I would just like to uninstall the agent for now.