T-SQL Debugging in SQL Server Management Studio 2008 R2 Express on Vista

Hi all, I've only recently installed SQL Server 2008 R2 Express on my Vista 32-bit laptop together with SQL Server Management Studio Express Advanced("SSMSE"). Database and SSMSE are on the same computer. I connect to my SQL Server Express instance just by using <computer name>; <computer name\sqlexpress> or <.\sqlexpress>, as explained on <http://msdn.microsoft.com/en-us/library/ms365247.aspx>, do not work. While experimenting with T-SQL and stored procedures I stumbled over one rather annoying oddity of the build-in debugger of SSMSE. Each time I start debugging a T-sql script or stored procedure an error message pops up captioned "Configure Firewall for Remote Debugging" telling me: "The windows firewall on this machine is currently blocking remote debugging. Remote debugging requires that the debugger be allowed to receive information from the network. Remote debugging also requires DC ...