Need Error Correction on coding

Mohamed Rafi N 106 Reputation points
2022-03-18T08:05:28.94+00:00

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ASP.NET
ASP.NET
A set of technologies in the .NET Framework for building web applications and XML web services.
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  1. Lan Huang-MSFT 25,551 Reputation points Microsoft Vendor
    2022-03-18T09:24:12.61+00:00

    Hi @Mohamed Rafi N ,
    You just need to add the following line or click where to take the screenshot. 

    using System.Data.SqlClient;

    184360-1.jpg
    Best regards,
    Lan Huang

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  2. Mohamed Rafi N 106 Reputation points
    2022-03-18T12:11:52.54+00:00

    184499-image.png

    How to clear this error?

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  3. Olaf Helper 40,816 Reputation points
    2022-03-18T12:33:09.04+00:00

    A completly different error, has nothing to do with your origin question/issue.

    Do you want .NET to guess the user id for SQL Server login or why did you left it empty?

    184515-image.png

  4. Mohamed Rafi N 106 Reputation points
    2022-03-18T12:55:10.983+00:00

    if i put my userid as root it shows the same error sir, it was not showing output

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