You do not have the required SQL Server permissions to perform the current security activity. in windows authentication

Hi friends…

i can’t assign windows user in navision its getting error message …

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Microsoft Dynamics NAV Classic
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You do not have the required SQL Server permissions to perform the current security activity.

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OK
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there is no any error in sql management studio ,we can log in all windows users through windows authentication its working fine…

how can i solve this problem …

regards

Akhilesh

http://dynamicsuser.net/forums/p/5811/21683.aspx

Try it with SA login.

in SA login, try to synchronize all the login first