C# Compiler Mysteries

This is an ERROR

protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
SortedList sl = new SortedList();
}

This is NOT an ERROR

protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
SortedList sl = new SortedList();
}
}

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http://msdn2.microsoft.com/en-us/library/xaw06638(vs.80).aspx

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