My next step is:
protected void FillForm(object sender, EventArgs e)
{
using (var streamReader = File.OpenText(@"C:\\Users\\Name.txt"))
{
string inputString = null;
int lineNumber;
do
{
inputString = streamReader.ReadLine();
lineNumber++;
if (inputString.Contains("***"))
{
inputString = streamReader.ReadLine();
break;
}
} while (inputString != null);
}
}