Web.config

<?xml version="1.0"?>

<!--
  For more information on how to configure your ASP.NET application, please visit
  https://go.microsoft.com/fwlink/?LinkId=169433
  -->

<configuration>

    <system.web>
      <compilation debug="true" targetFramework="4.6.1"/>
      <httpRuntime targetFramework="4.6.1"/>
    </system.web>

	<connectionStrings>
		<add name="EmployeeInfoCS" connectionString="Data Source=LAPTOP-QKVFQ59K\SQLEXPRESS;Initial Catalog=ProductDB;Integrated Security=True"
		  providerName="System.Data.SqlClient" />
	</connectionStrings>
	
    <system.codedom>
        <compilers>
            <compiler language="c#;cs;csharp" extension=".cs"
                type="Microsoft.CodeDom.Providers.DotNetCompilerPlatform.CSharpCodeProvider, Microsoft.CodeDom.Providers.DotNetCompilerPlatform, Version=1.0.7.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35"
                warningLevel="4" compilerOptions="/langversion:default /nowarn:1659;1699;1701"/>
            <compiler language="vb;vbs;visualbasic;vbscript" extension=".vb"
                type="Microsoft.CodeDom.Providers.DotNetCompilerPlatform.VBCodeProvider, Microsoft.CodeDom.Providers.DotNetCompilerPlatform, Version=1.0.7.0, Culture=neutral, PublicKeyToken=31bf3856ad364e35"
                warningLevel="4" compilerOptions="/langversion:default /nowarn:41008 /define:_MYTYPE=\&quot;Web\&quot; /optionInfer+"/>
        </compilers>
    </system.codedom>

</configuration>