Comments by bhaskarareddy (Top 5 by date)

you have to dispose() and close the file stream after process completed
FileStream fs = new FileStream(FPath, FileMode.Open);
fs.Close();
fs.Dispose();

this code is useful for win form application not for web application.

src="<%= Page.ResolveUrl("~")%>/Images/header_image.jpg"

i just have updated with different solution..please try it once