OpsMgr 2007, Virtual Gateway, Nworks MP

I ran into a situation where I could not get a gateway server to approve via the Microsoft.EnterpriseManagement.GatewayApprovalTool.exe. It was erroring out saying that "The gateway name already exists as a computer instance.". After digging into the console (in the computers view), I found that the Nworks management pack had created a "not monitored" computer…