unable to connect to sql server 2008

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unable to connect to sql server 2008

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sparrow37
Posting Yak Master

148 Posts

Posted - 2010-06-26 : 08:31:53

Hi All,

I have just installed the SQL server 2008 on my computer and mistakingly deleted the login 'machinename\loginname' which I think is used to login for windows authentication in sql server 2008. Now when i select windows autthentication in sql server and try to connect, I get following error.

TITLE: Connect to Server------------------------------Cannot connect to CHRISU\ASIFMSSQLSERVER.------------------------------ADDITIONAL INFORMATION:Login failed for user 'CHRISU\asif'. (Microsoft SQL Server, Error: 18456)For help, click: http://go.microsoft.com/fwlink?ProdName=Microsoft+SQL+Server&EvtSrc=MSSQLServer&EvtID=18456&LinkId=20476------------------------------BUTTONS:OK------------------------------
TITLE: Connect to Server

------------------------------

Cannot connect to CHRISU\ASIFMSSQLSERVER.

------------------------------

ADDITIONAL INFORMATION:

Login failed for user 'CHRISU\asif'. (Microsoft SQL Server, Error: 18456)

For help, click: http://go.microsoft.com/fwlink?ProdName=Microsoft+SQL+Server&EvtSrc=MSSQLServer&EvtID=18456&LinkId=20476

------------------------------

BUTTONS:

OK

------------------------------

I am unable to connect using windows autehntication. I have not created any user so I cant connect using sql server authentication. Please help me how can i login or I need to install sql server again?

tkizer
Almighty SQL Goddess

38200 Posts

Posted - 2010-06-26 : 10:41:25

If you don't have any other Windows account with local admin, then you'll need to reinstall the product.

Tara Kizer
Microsoft MVP for Windows Server System - SQL Server
http://weblogs.sqlteam.com/tarad/

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