这怎抹办?
输入字符串的格式不正确。
说明: 执行当前 Web 请求期间,出现未处理的异常。请检查堆栈跟踪信息,以了解有关该错误以及代码中导致错误的出处的详细信息。 异常详细信息: System.FormatException: 输入字符串的格式不正确。源错误:
行 72:
行 73: SqlConnection cn = new SqlConnection(ConfigurationManager.AppSettings["ConnectionString"]);
行 74: int orderid = int.Parse(DataGrid1.Items[e.Item.ItemIndex].Cells[3].Text);
行 75: string search = "update orders set warequantity=@warequantity where orderid="+orderid+"";
行 76: SqlCommand cm = new SqlCommand(search, cn);
源文件: h:\开发\超市会员系统\personsearch.aspx.cs 行: 74 堆栈跟踪:
[FormatException: 输入字符串的格式不正确。]
System.Number.StringToNumber(String str, NumberStyles options, NumberBuffer& number, NumberFormatInfo info, Boolean parseDecimal) +7469351
System.Number.ParseInt32(String s, NumberStyles style, NumberFormatInfo info) +119
System.Int32.Parse(String s) +23
person.Grid_Update(Object sender, DataGridCommandEventArgs e) in h:\开发\超市会员系统\personsearch.aspx.cs:74
System.Web.UI.WebControls.DataGrid.OnUpdateCommand(DataGridCommandEventArgs e) +107
System.Web.UI.WebControls.DataGrid.OnBubbleEvent(Object source, EventArgs e) +480
System.Web.UI.Control.RaiseBubbleEvent(Object source, EventArgs args) +37
System.Web.UI.WebControls.DataGridItem.OnBubbleEvent(Object source, EventArgs e) +123
System.Web.UI.Control.RaiseBubbleEvent(Object source, EventArgs args) +37
System.Web.UI.WebControls.LinkButton.OnCommand(CommandEventArgs e) +117
System.Web.UI.WebControls.LinkButton.RaisePostBackEvent(String eventArgument) +168
System.Web.UI.WebControls.LinkButton.System.Web.UI.IPostBackEventHandler.RaisePostBackEvent(String eventArgument) +10
System.Web.UI.Page.RaisePostBackEvent(IPostBackEventHandler sourceControl, String eventArgument) +13
System.Web.UI.Page.RaisePostBackEvent(NameValueCollection postData) +168
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +3436
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版本信息: Microsoft .NET Framework 版本:2.0.50727.3082; ASP.NET 版本:2.0.50727.3082
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