gridviewでボタンをクリックすると、次のエラーが発生します
Server Error in '/' Application.
Invalid postback or callback argument. Event validation is enabled using <pages enableEventValidation="true"/> in configuration or <%@ Page EnableEventValidation="true" %> in a page. For security purposes, this feature verifies that arguments to postback or callback events originate from the server control that originally rendered them. If the data is valid and expected, use the ClientScriptManager.RegisterForEventValidation method in order to register the postback or callback data for validation.
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.ArgumentException: Invalid postback or callback argument. Event validation is enabled using <pages enableEventValidation="true"/> in configuration or <%@ Page EnableEventValidation="true" %> in a page. For security purposes, this feature verifies that arguments to postback or callback events originate from the server control that originally rendered them. If the data is valid and expected, use the ClientScriptManager.RegisterForEventValidation method in order to register the postback or callback data for validation.
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:
[ArgumentException: Invalid postback or callback argument. Event validation is enabled using <pages enableEventValidation="true"/> in configuration or <%@ Page EnableEventValidation="true" %> in a page. For security purposes, this feature verifies that arguments to postback or callback events originate from the server control that originally rendered them. If the data is valid and expected, use the ClientScriptManager.RegisterForEventValidation method in order to register the postback or callback data for validation.]
System.Web.UI.ClientScriptManager.ValidateEvent(String uniqueId, String argument) +144
System.Web.UI.Control.ValidateEvent(String uniqueID, String eventArgument) +111
System.Web.UI.WebControls.Button.RaisePostBackEvent(String eventArgument) +29
System.Web.UI.WebControls.Button.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) +35
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +1724
Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.0.30319.17929
グリッドビュー内のボタンを押すと発生しますが、奇妙なことに、別のグリッドビューがあり、別のコードを実行する列にカスタムボタンがありますが、エラーは発生しません。以下は、ページと分離コードのコードです。
namespace CCCC
{
public partial class drivermangement : System.Web.UI.MasterPage
{
protected void Page_Load(object sender, EventArgs e)
{
if (System.Web.HttpContext.Current.User.Identity.IsAuthenticated)
{
if (Roles.IsUserInRole("Administrator"))
{
LoggedInUser.Value = Convert.ToString(Request.QueryString["driver"]);
}
else
{
LoggedInUser.Value = Membership.GetUser().UserName.ToString();
}
DayOfTheWeekHiddenField.Value = Convert.ToString(Request.QueryString["dow"]);
}
else
{
Response.Redirect("default.aspx");
}
if (NewCustomersGrid.Rows.Count == 0)
{
NewCustomersLabel.Visible = false;
}
else
{
NewCustomersLabel.Visible = true;
}
if (NeedCompostGrid.Rows.Count == 0)
{
NeedCompostLabel.Visible = false;
}
else
{
NeedCompostLabel.Visible = true;
}
if (CanceledGrid.Rows.Count == 0)
{
CanceledLabel.Visible = false;
}
else
{
CanceledLabel.Visible = true;
}
if (VacationGrid.Rows.Count == 0)
{
VacationLabel.Visible = false;
}
else
{
VacationLabel.Visible = true;
}
if (NewCustomersGrid0.Rows.Count == 0)
{
NewCustomersLabel0.Visible = false;
}
else
{
NewCustomersLabel0.Visible = true;
}
if (NeedCompostGrid0.Rows.Count == 0)
{
NeedCompostLabel0.Visible = false;
}
else
{
NeedCompostLabel0.Visible = true;
}
if (CanceledGrid0.Rows.Count == 0)
{
CanceledLabel0.Visible = false;
}
else
{
CanceledLabel0.Visible = true;
}
}
protected void NewCustomerDoneButton_Click(object sender, EventArgs e)
{
int CustomerID = Convert.ToInt32(((Button)sender).CommandArgument);
string CustomerBinNeedAcknowledged = "Yes";
string strConnString = "Data Source";
using (SqlConnection con = new SqlConnection(strConnString))
{
using (SqlCommand cmd = new SqlCommand())
{
cmd.Connection = con;
cmd.CommandType = CommandType.Text;
cmd.CommandText = "UPDATE Customers SET CustomerBinNeedAcknowledged=@CustomerBinNeedAcknowledged WHERE CustomerID=@CustomerID";
cmd.Parameters.AddWithValue("@CustomerBinNeedAcknowledged", CustomerBinNeedAcknowledged);
cmd.Parameters.AddWithValue("@CustomerId", CustomerID);
con.Open();
cmd.ExecuteNonQuery();
con.Close();
}
}
}
そして実際のページ：
<%@ Master Language="C#" MasterPageFile="~/Site.Master" AutoEventWireup="true" Inherits="CCCCCC.drivermangement" CodeBehind="drivermangement.master.cs" %>
<asp:Content ID="Content1" ContentPlaceHolderID="HeadContent" runat="server">
</asp:Content>
<asp:Content ID="Content2" ContentPlaceHolderID="MainContent" runat="server">
<asp:HiddenField ID="LoggedInUser" runat="server" />
<asp:HiddenField ID="DayOfTheWeekHiddenField" runat="server" />
<ajaxToolkit:TabContainer ID="RoutingTabs" runat="server" ActiveTabIndex="0"
Width="900px">
<ajaxToolkit:TabPanel runat="server" HeaderText="Pre-Route" ID="PreRouteTab">
<ContentTemplate>
<br />
<asp:Label ID="NewCustomersLabel" runat="server"
style="font-weight: 700; font-size: large; color: #009933" Text="New Customers"></asp:Label>
<asp:GridView ID="NewCustomersGrid" runat="server" AllowPaging="True" AutoGenerateColumns="False" BackColor="White"
BorderColor="#999999" BorderStyle="Solid" BorderWidth="1px" CellPadding="3"
DataKeyNames="CustomerId" DataSourceID="NewCustomers" ForeColor="Black"
GridLines="Vertical">
<AlternatingRowStyle BackColor="#99FF99" ></AlternatingRowStyle>
<Columns>
<asp:BoundField DataField="CustomerFullName" HeaderText="Name"
SortExpression="CustomerFullName" />
<asp:BoundField DataField="CustomerFullAddress" HeaderText="Address"
SortExpression="CustomerFullAddress" />
<asp:BoundField DataField="CustomerNeedsBin" HeaderText="Needs Bin?"
SortExpression="CustomerNeedsBin" />
<asp:TemplateField ShowHeader="False"><ItemTemplate>
<asp:Button ID="NewCustomerDoneButton" runat="server" CommandName=""
Text="Done" CommandArgument='<%# Eval("CustomerID") %>' OnClick="NewCustomerDoneButton_Click" CausesValidation="False" />
</ItemTemplate>
</asp:TemplateField>
</Columns>
<asp:SqlDataSource ID="NewCustomers" runat="server"
ConnectionString="<%$ ConnectionStrings:tcc_customersConnectionString %>"
SelectCommand="SELECT [CustomerId], [CustomerStatus], [CustomerFullName], [CompanyName], [CustomerFullAddress], [CustomerPickUpDay], [CustomerPickUpDay2], [CustomerDriver], [CustomerNeedsBin], [CustomerBinNeedAcknowledged] FROM [Customers] WHERE (([CustomerBinNeedAcknowledged] = @CustomerBinNeedAcknowledged) AND ([CustomerNeedsBin] = @CustomerNeedsBin) AND ([CustomerDriver] = @CustomerDriver) AND ([CustomerStatus] = @CustomerStatus) AND ([CustomerPickUpDay] = @CustomerPickUpDay OR [CustomerPickUpDay2] = @CustomerPickUpDay2))"><SelectParameters>
<asp:Parameter DefaultValue="No" Name="CustomerBinNeedAcknowledged" Type="String" />
<asp:Parameter DefaultValue="Yes" Name="CustomerNeedsBin" Type="String" />
<asp:ControlParameter ControlID="LoggedInUser" Name="CustomerDriver"
PropertyName="Value" Type="String"></asp:ControlParameter>
<asp:Parameter DefaultValue="New" Name="CustomerStatus" Type="String" />
<asp:ControlParameter ControlID="DayOfTheWeekHiddenField" Name="CustomerPickUpDay"
PropertyName="Value" Type="String" ></asp:ControlParameter>
<asp:ControlParameter ControlID="DayOfTheWeekHiddenField"
Name="CustomerPickUpDay2" PropertyName="Value" Type="String" />
</SelectParameters>
</asp:SqlDataSource>
</ContentTemplate>
</ajaxToolkit:TabPanel>
<ajaxToolkit:TabPanel runat="server" HeaderText="Post-Route" ID="PostRouteTab"><ContentTemplate>
私は今疑問に思っています、これは が のGridView中にあるという事実と関係がありAjax Tab Containerますか? 正常に動作する私の他のテーブルはそうではありません...
注: 文字数制限のため、ページから一部のコードを切り取る必要がありました