主题：[求助]抓取网页显示脚本错误如何处理？

Dim web As new System.Windows.Forms.WebBrowser

web.Navigate("http://vip.stock.finance.sina.com.cn/q/go.php/vDYData/kind/znzd/index.phtml")

Do Until web.ReadyState = 4

    Application.DoEvents

Loop

Dim trs = web.Document.GetElementsByTagName("tr")

For i As Integer = 2 To trs.count - 1

    Dim str As String = ""

    Dim tds = trs(i).GetElementsByTagName("td")

    For j As Integer = 0 To tds.count - 1

        str &= tds(j).InnerText & "   "

    Next

    output.show(str)

Next

显示

此主题相关图片如下：qq截图20160218202953.png

如何处理？