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

 

 
<%@ 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 = "";

protected void Page_Load(object sender, EventArgs e)
{
branchid = Session["UserName"].ToString();
if (IsPostBack == false)
{
Image1.ImageUrl = "right7.ashx?BranchId=" + branchid;
Image2.ImageUrl = "right7old.ashx?BranchId=" + branchid;
}
 
}
protected void LinkButton1_Click(object sender, EventArgs e)
{
Response.Redirect("Images.aspx");
}
protected void Button1_Click(object sender, EventArgs e)
{
//update
//1st copy using ptr
SqlCommand cmdptr = new SqlCommand("copyprevimgr7", con);
cmdptr.CommandType = CommandType.StoredProcedure;
con.Open();
cmdptr.Parameters.AddWithValue("@BranchId", branchid);
cmdptr.ExecuteNonQuery();
con.Close();
 
 
 
//2nd newlybrowse once updateleft1image
SqlCommand cmdupdate = new SqlCommand("updateright7", con);
cmdupdate.CommandType = CommandType.StoredProcedure;
con.Open();
cmdupdate.Parameters.AddWithValue("@BranchId", branchid);
if (FileUpload1.HasFile)
{
FileInfo left1info = new FileInfo(FileUpload1.PostedFile.FileName.Trim());
byte[] left1content = new byte[left1info.Length];
FileStream left1stream = left1info.OpenRead();
left1stream.Read(left1content, 0, left1content.Length);
left1stream.Close();
cmdupdate.Parameters.AddWithValue("@imgright7", left1content);
}
 
cmdupdate.Parameters.AddWithValue("@noter7", TextBox1.Text);
 
if (cmdupdate.ExecuteNonQuery() != 0)
{
con.Close();
clsdatasettransfer.ShowAlertMessage("Updated.....");
TextBox1.Text = "";
System.Threading.Thread.Sleep(2000);
Image1.ImageUrl = "right7.ashx?BranchId=" + Session["UserName"].ToString();
Image2.ImageUrl = "right7old.ashx?BranchId=" + Session["UserName"].ToString();
}
else
{
 
clsdatasettransfer.ShowAlertMessage("Updatefailed");
}
}
}