Matt,

Enclouse the user name in the square brackets

grant select, insert, delete, update on area to [MATT2000\IUSR_MATT2000]

>
>I'm trying to write a script to grant privileges to a user (we are trying to allow Windows Authentication in our application).
>
>Previously, we used the following syntax:
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>grant select, insert, delete, update on area to mattuser
>
>Where mattuser is a valid sql server user.
>
>However, we want to do something like the following:
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>grant select, insert, delete, update on area to MATT2000\IUSR_MATT2000
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>Where IUSR_MATT2000 is a valid user on computer MATT2000.
>
>We get an error when we try to run this script as follows:
>
>Incorrect syntax near '\'
>
>How do we grant permissions for this user, other than doing it manually?