HTTP could not register URL http://+ . Another application has already registered this URL with HTTP.SYS

Playing around with TFSDeployer on a SharePoint farm, could not register the service right on port :8881 and when I tried to run TfsDeployer in debug mode I would get this error message: C:\Program Files\TfsDeployer>TfsDeployer.exe -d System.ServiceModel.AddressAlreadyInUseException: HTTP could not register URL http://+:8811/BuildStatusChangeEvent/. Another application has already registered this URL with HTTP.SYS. —> System.Net.HttpListenerException: Failed to listen on prefix ‘http://+:8811/BuildStatusChangeEvent/’ because it conflicts with an existing registration on the machine. ran the following command: netsh http show servicestate Found that a SharePoint site was bound to port :8881 As it was a site set up for testing purposes, I just went in and changed the bindings in IIS to a new port and updated the default zone to the new port...

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