>I think servers will show up more than once if you've logged in using different credentials?

I only have one account on that server and that's the one that I have been using all the times to go in SSMS.

>Seems like you need to delete the 'mru.dat' file in the user settings ( on this machine it's in
>D:\Documents and Settings\Administrator\Application Data\Microsoft\Microsoft SQL Server\90\Tools\ShellSEM)
>But that's an all or nothing approach - if you delete it you lose everrything :={

I removed it and everything is still there when I start SSMS and try to connect. On that server, under my account, there was a directory from 90 and another for 100. 100 did not contain any mru.dat file.