webservice deployment error in IIS

I created a sample webservice which contain default 'HelloWorld' function as 'webmethod'

when tried to deploy webservice i gave web.config,app_data,app_code,.asmx file and Bin file in IIS .but i am getting this error

Server Error in '/WebSite1' Application. Configuration Error Description: An error occurred during the processing of a configuration file required to service this request. Please review the specific error details below and modify your configuration file appropriately. Parser Error Message: Unrecognized configuration section 'connectionStrings' Source Error: Line 10: Line 11: Line 12: Line 13: Line 14:

this is my webconfig file Asp.Net Configuration option in Visual Studio. A full list of settings and comments can be found in machine.config.comments usually located in \Windows\Microsoft.Net\Framework\v2.x\Config --> section enable开发者_运维技巧s configuration of the security authentication mode used by ASP.NET to identify an incoming user. --> section enables configuration of what to do if/when an unhandled error occurs during the execution of a request. Specifically, it enables developers to configure html error pages to be displayed in place of a error stack trace.

    <customErrors mode="RemoteOnly" defaultRedirect="GenericErrorPage.htm">
        <error statusCode="403" redirect="NoAccess.htm" />
        <error statusCode="404" redirect="FileNotFound.htm" />
    </customErrors>
    -->
</system.web>

It could be that IIS is trying to use the wrong version of .NET. In IIS, go to your web site's (or virtual directory's) properties. Go to the ASP.NET tab, and select version 2.x.

If it's not an option, you may need to run this command from a command window:

aspnet_regiis -i