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Editorial Team
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Asked: 2026-06-09T20:26:43+00:00

I have created a sample website . I am using Linq as Model. I

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I have created a sample website . I am using Linq as Model. I am trying to host my website in IIS 5.1.But when i am trying to login (acceesing page via IIS 5.1) i am getting follwing error:

Cannot open database "WCF" requested by the login. The login failed.Login failed for user .

WCF is the name of the database.
My authentication section web.config is

    <authentication mode="Forms">
        <forms loginUrl="Default2.aspx" timeout="2880" />
    </authentication>

Security and authentication setting which i have in IIS is
enter image description here

My connectionString is

    <connectionStrings>
    <add name="WCFConnectionString" connectionString="Data Source=localhost;Initial Catalog=WCF;Integrated Security=True" providerName="System.Data.SqlClient"/>
</connectionStrings>

Any idea why is it happening?
please help.

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1 Answer

  1. Editorial Team

    Does IUSR_ExXP have login rights to your database? When you use integrated security, it will use whatever account the IIS process is running as – which in this case seems to be IUSR_ExXP.

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