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내 코드에 어떤 문제가 있습니까? Visual Studio에는 경고 나 오류가 표시되지 않습니다.오류 렌더링 제어 - WebUserControl, 처리되지 않은 예외가 발생했습니다.
ASP.NET, 오류 렌더링 컨트롤 - WebUserControl, 처리되지 않은 예외가 발생했습니다. 웹 브라우저에서
<%@ Control Language="C#" AutoEventWireup="true" CodeFile="WebUserControl.ascx.cs" Inherits="WebUserControl" %>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<script runat="server">
protected void UploadButton_Click(object sender, EventArgs e)
{
// Specify the path on the server to
// save the uploaded file to.
String savePath = @"c:\temp\uploads\";
// Before attempting to perform operations
// on the file, verify that the FileUpload
// control contains a file.
if (FileUpload1.HasFile)
{
// Get the name of the file to upload.
String fileName = FileUpload1.FileName;
// Append the name of the file to upload to the path.
savePath += fileName;
// Call the SaveAs method to save the
// uploaded file to the specified path.
// This example does not perform all
// the necessary error checking.
// If a file with the same name
// already exists in the specified path,
// the uploaded file overwrites it.
FileUpload1.SaveAs(savePath);
// Notify the user of the name of the file
// was saved under.
UploadStatusLabel.Text = "Your file was saved as " + fileName;
}
else
{
// Notify the user that a file was not uploaded.
UploadStatusLabel.Text = "You did not specify a file to upload.";
}
}
</script>
<html >
<head id="Head1" runat="server">
<title>FileUpload Example</title>
<style type="text/css">
.style1
{
width: 100%;
}
.style2
{
height: 26px;
}
</style>
</head>
<body>
<form id="form1" runat="server">
<table class="style1">
<tr>
<td>
Select a file to upload:</td>
<td>
</td>
</tr>
<tr>
<td class="style2">
<asp:FileUpload id="FileUpload1"
runat="server">
</asp:FileUpload>
</td>
<td class="style2">
</td>
</tr>
<tr>
<td>
<asp:Button id="UploadButton"
Text="Upload file"
OnClick="UploadButton_Click"
runat="server">
</asp:Button>
</td>
<td>
</td>
</tr>
<tr>
<td>
<hr />
</td>
<td>
</td>
</tr>
<tr>
<td>
<asp:Label id="UploadStatusLabel"
runat="server">
</asp:Label>
</td>
<td>
</td>
</tr>
</table>
</form>
<p>
</p>
</body>
</html>
오류 메시지 : 당신은 당신의 선언을 교체해야
Server Error in '/WebSite2' Application.
--------------------------------------------------------------------------------
You can only have one <head runat="server"> control on a page.
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: You can only have one <head runat="server"> control on a page.
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): You can only have one <head runat="server"> control on a page.]
System.Web.UI.HtmlControls.HtmlHead.OnInit(EventArgs e) +1762795
System.Web.UI.Control.InitRecursive(Control namingContainer) +333
System.Web.UI.Control.InitRecursive(Control namingContainer) +210
System.Web.UI.Control.InitRecursive(Control namingContainer) +210
System.Web.UI.Control.AddedControl(Control control, Int32 index) +198
System.Web.UI.ControlCollection.Add(Control child) +80
System.Web.UI.WebControls.WebParts.WebPartManagerControlCollection.AddWebPartHelper(WebPart webPart) +220
System.Web.UI.WebControls.WebParts.WebPartManagerControlCollection.AddWebPartsFromZone(WebPartZoneBase zone, WebPartCollection webParts) +607
System.Web.UI.WebControls.WebParts.WebPartManager.RegisterZone(WebZone zone) +240
System.Web.UI.WebControls.WebParts.WebZone.OnInit(EventArgs e) +95
System.Web.UI.WebControls.WebParts.WebPartZone.OnInit(EventArgs e) +9
System.Web.UI.Control.InitRecursive(Control namingContainer) +333
System.Web.UI.Control.InitRecursive(Control namingContainer) +210
System.Web.UI.Control.InitRecursive(Control namingContainer) +210
System.Web.UI.Control.InitRecursive(Control namingContainer) +210
System.Web.UI.Control.InitRecursive(Control namingContainer) +210
System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +378
감사합니다. a bunch guys – somethingSomething