为什么我会收到跟随错误? 我可以看到数据,当我做测试运行查询!'GridView1'的DataSourceID必须是IDataSource类型的控件的ID
Server Error in '/' Application.
The DataSourceID of 'GridView1' must be the ID of a control of type IDataSource. A control with ID 'MyDataSource' could not be found.
Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.
Exception Details: System.Web.HttpException: The DataSourceID of 'GridView1' must be the ID of a control of type IDataSource. A control with ID 'MyDataSource' could not be found.
Source Error:
An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.
Stack Trace:
[HttpException (0x80004005): The DataSourceID of 'GridView1' must be the ID of a control of type IDataSource. A control with ID 'MyDataSource' could not be found.]
System.Web.UI.WebControls.DataBoundControl.GetDataSource() +8556294
System.Web.UI.WebControls.DataBoundControl.ConnectToDataSourceView() +37
System.Web.UI.WebControls.DataBoundControl.OnLoad(EventArgs e) +19
System.Web.UI.Control.LoadRecursive() +50
System.Web.UI.Control.LoadRecursive() +141
System.Web.UI.Control.LoadRecursive() +141
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +627
Version Information: Microsoft .NET Framework Version:2.0.50727.4927; ASP.NET Version:2.0.50727.4927
下面是我的源:
<%@ Page Language="vb" AutoEventWireup="false" CodeBehind="WebForm1.aspx.vb" Inherits="WebApplication1.WebForm1" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
<title></title>
</head>
<body>
<form id="form1" runat="server">
<div>
<asp:Label ID="Label1" runat="server" Text="Label"></asp:Label>
</div>
<asp:GridView ID="GridView1" runat="server" AutoGenerateColumns="False"
DataSourceID="MyDataSource">
<Columns>
<asp:BoundField DataField="Colum1" HeaderText="Colum1"
SortExpression="Colum1" />
<asp:BoundField DataField="Column2" HeaderText="Column2"
SortExpression="Column2" />
<asp:BoundField DataField="Column3" HeaderText="Column3"
SortExpression="Column3" />
</Columns>
</asp:GridView>
</form>
</body>
</html>
如果您可以发布表单设计代码,会更好。 – 2011-04-19 16:18:54