FileIOPermission in WebSite
<pre><code>if (!Directory.Exists(Request.PhysicalApplicationPath + "Images//Products//" + ddlCategory.SelectedValue.ToString().Trim() + "//" + ProductMasterId.ToString().Trim() + "//OriginalImages"))
{
    Directory.CreateDirectory(Request.PhysicalApplicationPath + "Images//Products//" + ddlCategory.SelectedValue.ToString().Trim() + "//" + ProductMasterId.ToString().Trim() + "//OriginalImages");
}
if (File.Exists(Request.PhysicalApplicationPath + "Images//Products//" + ddlCategory.SelectedValue.ToString().Trim() + "//" + ProductMasterId.ToString().Trim() + "//" + fuImageName.FileName.ToString()))
{
    File.Delete(Request.PhysicalApplicationPath + "Images//Products//" + ddlCategory.SelectedValue.ToString().Trim() + "//" + ProductMasterId.ToString().Trim() + "//" + fuImageName.FileName.ToString());
}
if (File.Exists(Request.PhysicalApplicationPath + "Images//Products//" + ddlCategory.SelectedValue.ToString().Trim() + "//" + ProductMasterId.ToString().Trim() + "//OriginalImages//" + fuImageName.FileName.ToString()))
{
    File.Delete(Request.PhysicalApplicationPath + "Images//Products//" + ddlCategory.SelectedValue.ToString().Trim() + "//" + ProductMasterId.ToString().Trim() + "//OriginalImages//" + fuImageName.FileName.ToString());
}
fuImageName.SaveAs(Request.PhysicalApplicationPath + "Images//Products//" + ddlCategory.SelectedValue.ToString().Trim() + "//" + ProductMasterId.ToString().Trim() + "//" + fuImageName.FileName.ToString());

if (!Directory.Exists(Request.PhysicalApplicationPath + "Images//Products//" + ddlCategory.SelectedValue.ToString().Trim() + "//" + ProductMasterId.ToString().Trim() + "//ThumbNailImages"))
{
    Directory.CreateDirectory(Request.PhysicalApplicationPath + "Images//Products//" + ddlCategory.SelectedValue.ToString().Trim() + "//" + ProductMasterId.ToString().Trim() + "//ThumbNailImages");
}

string Path = Request.PhysicalApplicationPath + "Images//Products//" + ddlCategory.SelectedValue.ToString().Trim() + "//" + ProductMasterId.ToString().Trim() + "//" + fuImageName.FileName.ToString();
Bitmap bmp1 = CreateThumbnail(Path, 400, 500);

string OutputFilename1 = fuImageName.FileName.ToString();
bmp1.Save(Request.PhysicalApplicationPath + "Images//Products//" + ddlCategory.SelectedValue.ToString().Trim() + "//" + ProductMasterId.ToString().Trim() + "//OriginalImages//" + OutputFilename1.ToString(), System.Drawing.Imaging.ImageFormat.Jpeg);

bmp1.Dispose();

Bitmap bmp = CreateThumbnail(Path, 100, 100);

string OutputFilename = "Thumb_" + fuImageName.FileName.ToString();
bmp.Save(Request.PhysicalApplicationPath + "Images//Products//" + ddlCategory.SelectedValue.ToString().Trim() + "//" + ProductMasterId.ToString().Trim() + "//ThumbNailImages//" + OutputFilename.ToString(), System.Drawing.Imaging.ImageFormat.Jpeg);

bmp.Dispose();

ClearAll();
</code></pre>

<p>It's my code ..and I run  on server getting me this error</p>

<blockquote>
  <p><em>System.Security.SecurityException: Request for the permission of type
  'System.Security.Permissions.FileIOPermission, mscorlib,
  Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089'
  failed....</em></p>
</blockquote>

<p>Please solve this error......</p>
