My website is running but when i tried to Login into admin area i got the following Error but it worked on Local Server

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: The connection name 'mssql1002.ixwebhosting.com' was not found in the applications configuration or the connection string is empty.

Source Error: 

Line 15:      <providers>
Line 16:        <remove name="AspNetSqlMembershipProvider"/>Line 17:        <add name="AspNetSqlMembershipProvider" type="System.Web.Security.SqlMembershipProvider, System.Web, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a" connectionStringName="myconnectionName" enablePasswordRetrieval="false" enablePasswordReset="true" requiresQuestionAndAnswer="true" applicationName="/" requiresUniqueEmail="false" passwordFormat="Hashed" maxInvalidPasswordAttempts="5" minRequiredPasswordLength="6" minRequiredNonalphanumericCharacters="0" passwordAttemptWindow="10" passwordStrengthRegularExpression=""/>Line 18:      </providers>
Line 19:    </membership>

Source File: D:\hshome\a932891\.ng\web.config    Line: 17 

Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.0.30319.1016

my webconfig file

<?xml version="1.0"?>
<!--
For more information on how to configure your ASP.NET application, please visit
http://go.microsoft.com/fwlink/?LinkId=169433
-->
<configuration>

<connectionStrings>
<add name="MyConnectionString" connectionString="connectionLogin"
providerName="System.Data.SqlClient" />
</connectionStrings>
<system.web>
<customErrors mode="Off"/>
<membership>
<providers>
<remove name="AspNetSqlMembershipProvider"/>
<add name="AspNetSqlMembershipProvider" type="System.Web.Security.SqlMembershipProvider, System.Web, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a" connectionStringName="myConnectionName" enablePasswordRetrieval="false" enablePasswordReset="true" requiresQuestionAndAnswer="true" applicationName="/" requiresUniqueEmail="false" passwordFormat="Hashed" maxInvalidPasswordAttempts="5" minRequiredPasswordLength="6" minRequiredNonalphanumericCharacters="0" passwordAttemptWindow="10" passwordStrengthRegularExpression=""/>
</providers>
</membership>
<roleManager enabled="true" />
<authentication mode="Forms" />
<compilation debug="false" targetFramework="4.0"/>
</system.web>
</configuration>