It sounds like somehow your tempdb database got set to single user mode. Do
not use Enterprise Manager. Use Query Analyzer (or isql/w if SQL 6.5) and
from the master database, run the following:
exec sp_dboption tempdb, 'single user', false
HTH
--
Kalen Delaney
MCSE, SQL Server MCT, MVP
www.InsideSQLServer.com
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>I try to manage logins, or databases and I am unable to do anything. I get
>an error that reports that the database "tempdb" is already open and can
>have only one user at a time. This install is not critical and the databse
>does not have anything in it, however I would like to know how to correct
>this before we do have data.
>Stein