images are not uploading in windows7 and vista using asp.net with c#

[developerit]

hi , iam using asp.net 2.0 with sql server 2000 in my site if iam using xp operating system all clients are able to upload the pictures but the clients those who are using windows7 and vista the are getting errors can you correct my code

<%@ WebHandler Language="C#" Class="right7" %>

using System;
using System.IO;
using System.Data;
using System.Data.SqlClient;
using System.Configuration;

using System.Web;
public class right7 : IHttpHandler {

public void ProcessRequest (HttpContext context) 
{
    string branchid = "";

    //if(context.Session\["branchid"\]!=null)
    if (context.Request.QueryString\["branchid"\] != null)


        branchid = context.Request.QueryString\["branchid"\];
    else
        throw new ArgumentException("No parameter specified");

    context.Response.ContentType = "image/jpeg";
    Stream strm = ShowImage(branchid);
    byte\[\] buffer = new byte\[4096\];
    int byteSeq = strm.Read(buffer, 0, 4096);

    while (byteSeq > 0)
    {
        context.Response.OutputStream.Write(buffer, 0, byteSeq);
        byteSeq = strm.Read(buffer, 0, 4096);
    }
    //context.Response.BinaryWrite(buffer)  
}
public Stream ShowImage(string branchid)
{
    SqlConnection con = new SqlConnection(ConfigurationManager.ConnectionStrings\["transfer"\].ConnectionString);
    string sql = "SELECT imgright7 FROM tblImages WHERE BranchId = @BranchId";
    SqlCommand cmd = new SqlCommand(sql, con);
    cmd.CommandType = CommandType.Text;
    cmd.Parameters.AddWithValue("@BranchId", branchid);
    con.Open();
    object img = cmd.ExecuteScalar();

    try
    {
        return new MemoryStream((byte\[\])img);
    }
    catch
    {
        return null;
    }
    finally
    {
        con.Close();
    }
}

public bool IsReusable {
    get {
        return false;
    }
}

}

using System.Data;
using System.Data.SqlClient;

using System.Configuration;
using System.Collections;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Web.UI.HtmlControls;

public partial class right7image : System.Web.UI.Page
{
SqlConnection con = new SqlConnection(ConfigurationManager.ConnectionStrings["transfer"].ConnectionString);

string branchid =

[Abhijit Jana]

developerit wrote:

clients those who are using windows7 and vista the are getting errors

What error they are getting ?

Cheers ! Abhijit Jana | MVP Web Site : abhijitjana.net | Follow Me @ twitter Read my Latest Article :Mastering Debugging in VS 2010

[Tej Aj]

check this post http://opexsolution.com/forum/viewtopic.php?f=15&t=59&p=180#p180[^]