Error after uploading to server,please help

Can someone pleaseee helppp me with this error...Im struggling for 2 days with this silly thing.
It just doesn't work after I upload it to the server or use it with IIS on my computer.
But,otherwise,if I simply run it from Asp.Net 2005,It works perfect,Can someone please help me?
Thank you so so much....Here is the error...

Server Error in '/website1' Application.
No connection could be made because the target machine actively refused it
Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.

Exception Details: System.Net.Sockets.SocketException: No connection could be made because the target machine actively refused it

Source Error:

Line 44: [System.Web.Services.Protocols.SoapDocumentMethodAttribute("http://tempuri.org/HelloWorld", RequestNamespace="http://tempuri.org/", ResponseNamespace="http://tempuri.org/", Use=System.Web.Services.Description.SoapBindingUse.Literal, ParameterStyle=System.Web.Services.Protocols.SoapParameterStyle.Wrapped)]
Line 45: public string HelloWorld() {
Line 46: object[] results = this.Invoke("HelloWorld", new object[0]);
Line 47: return ((string)(results[0]));
Line 48: }


Source File: c:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\Temporary ASP.NET Files\website1\05106d39\7eca5b4e\App_WebReferences._zgxp8ri.0.cs Line: 46

Stack Trace:

[SocketException (0x274d): No connection could be made because the target machine actively refused it]
System.Net.Sockets.Socket.DoConnect(EndPoint endPointSnapshot, SocketAddress socketAddress) +1002146
System.Net.Sockets.Socket.InternalConnect(EndPoint remoteEP) +33
System.Net.ServicePoint.ConnectSocketInternal(Boolean connectFailure, Socket s4, Socket s6, Socket& socket, IPAddress& address, ConnectSocketState state, IAsyncResult asyncResult, Int32 timeout, Exception& exception) +431

[WebException: Unable to connect to the remote server]
System.Net.HttpWebRequest.GetRequestStream() +1504525
System.Web.Services.Protocols.SoapHttpClientProtocol.Invoke(String methodName, Object[] parameters) +103
websrv.Service.HelloWorld() in c:\WINDOWS\Microsoft.NET\Framework\v2.0.50727\Temporary ASP.NET Files\website1\05106d39\7eca5b4e\App_WebReferences._zgxp8ri.0.cs:46
_Default.Button1_Click(Object sender, EventArgs e) in c:\Inetpub\vhosts\cdbyte.com\httpdocs\WebSite1\Default.aspx.cs:20
System.Web.UI.WebControls.Button.OnClick(EventArgs e) +105
System.Web.UI.WebControls.Button.RaisePostBackEvent(String eventArgument) +107
System.Web.UI.WebControls.Button.System.Web.UI.IPostBackEventHandler.RaisePostBackEvent(String eventArgument) +7
System.Web.UI.Page.RaisePostBackEvent(IPostBackEventHandler sourceControl, String eventArgument) +11
System.Web.UI.Page.RaisePostBackEvent(NameValueCollection postData) +33
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +5102


Version Information: Microsoft .NET Framework Version:2.0.50727.42; ASP.NET Version:2.0.50727.42

Firewall on the target machine?

What is your application doing?

No,theres no firewall on the target machine nor on my machine when I tested it using IIS.
This error comes only when I test it using IIS or on the server.Please help,Thanks