Web服务呼叫失败:500 [英] Web Service Call Failed: 500
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问题描述
我遇到此错误"Web服务调用失败:500".
我正在使用AJAX PopupControlExtender，一旦将鼠标悬停在网格视图行中的图像上，就会显示一个弹出窗口.
现在，当发生鼠标悬停时，我会收到此错误.
请帮助我，因为我真的被卡住了！
谢谢
代码:
Hi,
I am having this error "Web Service Call Failed: 500".
I am using an AJAX PopupControlExtender which would show a popup once mouseover on an image in row of a grid view occurs.
Now, when mouseover occurs, i receive this error.
Please help me as i am really stuck!
Thanks
CODE:
using System;
using System.Collections;
using System.Configuration;
using System.Data;
using System.Linq;
using System.Web;
using System.Web.Security;
using System.Web.UI;
using System.Web.UI.HtmlControls;
using System.Web.UI.WebControls;
using System.Web.UI.WebControls.WebParts;
using System.Xml.Linq;
using System.Web.Services;
using Sales_DAL;
using Sales_BOL;
using AjaxControlToolkit;
using System.Text;
using System.Web.Services.Description;
public partial class MCTX_Internal_SuperAdmin_frmShowDailyOutput : System.Web.UI.Page
{
Dlayer dl = new Dlayer();
_DailyOutput objDO = new _DailyOutput();
_ShowDailyOutput bl = new _ShowDailyOutput();
DataTable dt_Grid = new DataTable();
string userid;
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
GetEmpName();
DataTable dtUserID = new DataTable();
dtUserID = bl.selectuserid();
ddlEmployees.DataSource = dtUserID;
ddlEmployees.DataTextField = "user_id";
ddlEmployees.DataBind();
ddlEmployees.Items.Insert(0, "---Select---");
}
}
public void GetEmpName()
{
string str = Session["Username"].ToString();
DataTable dt_Name = objDO.fnGetEmpName(str);
lblEmpName.Text = dt_Name.Rows[0]["E_Name"].ToString();
lblEmpName.ForeColor = System.Drawing.Color.Magenta;
}
protected void btnShow_Click(object sender, EventArgs e)
{
if (FromDate.SelectedValue == null || ToDate.SelectedValue == null)
{
lblError.Text = "Please Select From/To Dates";
lblError.ForeColor = System.Drawing.Color.Red;
gvShowDailyOutput.Visible = false;
}
else if (ddlEmployees.SelectedItem.Text == " ---Select--- ")
{
lblError.Text = "Please Select Employee";
lblError.ForeColor = System.Drawing.Color.Red;
gvShowDailyOutput.Visible = false;
}
else
{
DataTable dttest = new DataTable();
dttest = Results();
if (dt_Grid.Rows.Count > 0)
{
if (!IsPostBack)
{
}
gvShowDailyOutput.DataSource = dt_Grid;
gvShowDailyOutput.DataBind();
lblError.Text = string.Empty;
gvShowDailyOutput.Visible = true;
}
else
{
gvShowDailyOutput.Visible = false;
lblError.Text = "No Record Found";
lblError.ForeColor = System.Drawing.Color.Red;
}
}
}
public DataTable Results()
{
DateTime FrmDate = new DateTime();
FrmDate = FromDate.SelectedDate;
DateTime TDate = new DateTime();
TDate = ToDate.SelectedDate;
userid = ddlEmployees.SelectedItem.Text;
dt_Grid = bl.selectGridData(userid, FrmDate, TDate);
return dt_Grid;
}
protected void gvShowDailyOutput_PageIndexChanging(object sender, GridViewPageEventArgs e)
{
gvShowDailyOutput.PageIndex = e.NewPageIndex;
Results();
gvShowDailyOutput.DataSource = dt_Grid;
gvShowDailyOutput.DataBind();
}
protected void gvShowDailyOutput_RowCreated(object sender, GridViewRowEventArgs e)
{
if (e.Row.RowType == DataControlRowType.DataRow)
{
PopupControlExtender pce = e.Row.FindControl("PopupControlExtender1") as PopupControlExtender;
string behaviorID = "pce_" + e.Row.RowIndex;
pce.BehaviorID = behaviorID;
Image img = (Image)e.Row.FindControl("Image1");
string OnMouseOverScript = string.Format("$find(''{0}'').showPopup();", behaviorID);
string OnMouseOutScript = string.Format("$find(''{0}'').hidePopup();", behaviorID);
img.Attributes.Add("onmouseover", OnMouseOverScript);
img.Attributes.Add("onmouseout", OnMouseOutScript);
}
}
[System.Web.Services.WebMethodAttribute(), System.Web.Script.Services.ScriptMethodAttribute()]
public static string GetDynamicContent(string DynamicContextKey)
{
DropDownList ddlEmployees = new DropDownList();
StringBuilder b = new StringBuilder();
DataTable table = new DataTable();
_ShowDailyOutput sdo = new _ShowDailyOutput();
table = sdo.selectPopupData(ddlEmployees.SelectedItem.Text, DynamicContextKey);
b.Append("<table style=''background-color:#f3f3f3; border: #336699 3px solid; ");
b.Append("width:350px; font-size:10pt; font-family:Verdana;'' cellspacing=''0'' cellpadding=''3''>");
b.Append("<tr><td colspan=''3'' style=''background-color:#336699; color:white;''>");
b.Append("<b>Report Details</b>"); b.Append("</td></tr>");
b.Append("<tr><td style=''width:80px;''><b>Hour No</b></td>");
b.Append("<tr><td style=''width:80px;''><b>From Time</b></td>");
b.Append("<tr><td style=''width:80px;''><b>To Time</b></td>");
b.Append("<tr><td style=''width:80px;''><b>Report Time</b></td>");
b.Append("<tr><td style=''width:80px;''><b>Activity</b></td>");
b.Append("<tr>");
b.Append("<td>$" + table.Rows[0]["hourNo"].ToString() + "</td>");
b.Append("<td>" + table.Rows[0]["fromTime"].ToString() + "</td>");
b.Append("<td>" + table.Rows[0]["rptTime"].ToString() + "</td>");
b.Append("<td>" + table.Rows[0]["TaskDetails"].ToString() + "</td>");
b.Append("</tr>");
b.Append("</table>");
return b.ToString();
}
}
public class _ShowDailyOutput
{
Dlayer dl = new Dlayer();
string query;
public DataTable selectuserid()
{
DataTable dt = new DataTable();
query = "select user_id from user1";
dt = dl.DA_getTable(query);
return dt;
}
public DataTable selectGridData(string UserID, DateTime FrmDate, DateTime TDate)
{
DataTable dt = new DataTable();
query = "select CONVERT(varchar(20),currentdate,101) AS CurrentDate ,DailyReport.DailyReport_ID, DailyReport.MyOutput from DailyReport INNER JOIN ReportDetails on ReportDetails.DailyReport_ID = DailyReport.DailyReport_ID where user_id = ''" + UserID + "'' and CurrentDate between ''" + FrmDate + "'' and ''" + TDate + "''";
dt = dl.DA_getTable(query);
return dt;
}
public DataTable selectPopupData(string ReportID, string ContextKey)
{
string query;
Dlayer dl = new Dlayer();
DataTable dt = new DataTable();
query = "select ReportDetails.hourNo, ReportDetails.fromtime, ReportDetails.toTime, ReportDetails.rptTime, ReportDetails.TaskDetails from ReportDetails Inner Join DailyReport on ReportDetails.DailyReport_ID = DailyReport.DailyReport_ID where DailyReport.DailyReport_ID = ''" + ReportID + "'' and user_id = ''" + ContextKey + "''";
dt = dl.DA_getTable(query);
return dt;
}
}
推荐答案
find(''{0}'').showPopup();，behaviorID); 字符串OnMouseOutScript = string.Format("
find(''{0}'').showPopup();", behaviorID); string OnMouseOutScript = string.Format("
find(''{0}'').hidePopup();"，behaviorID); img.Attributes.Add("onmouseover"，OnMouseOverScript); img.Attributes.Add("onmouseout"，OnMouseOutScript); } } [System.Web.Services.WebMethodAttribute()，System.Web.Script.Services.ScriptMethodAttribute()] 公共静态字符串GetDynamicContent(string DynamicContextKey) { DropDownList ddlEmployees = new DropDownList(); StringBuilder b =新的StringBuilder(); DataTable表=新的DataTable(); _ShowDailyOutput sdo = new _ShowDailyOutput(); table = sdo.selectPopupData(ddlEmployees.SelectedItem.Text，DynamicContextKey); b.Append(< table style ="''background-color:#f3f3f3; border:#336699 3px solid;); b.Append("width:350px; font-size:10pt; font-family:Verdana;''cellspacing =''0''cellpadding =''3''>")); b.Append(< tr>< td colspan =''3''style =''background-color:#336699; color:white;''>"); b.Append(< b>报告详细信息</b>"); b.Append("/td>//tr"); b.Append(< tr> td style =''width:80px;''< b>小时编号</b</td>")； b.Append(< tr> td style =''width:80px;''< b> From Time</b</td>"); b.Append(< tr> td style =''width:80px;''< b>到时间</b</td>); b.Append(< tr> td style =''width:80px;''< b>报告时间</b</td>")； b.Append(< tr> td style =''width:80px;''< b>活动</b</td>")； b.Append(< tr>"); b.Append(< td>
find(''{0}'').hidePopup();", behaviorID); img.Attributes.Add("onmouseover", OnMouseOverScript); img.Attributes.Add("onmouseout", OnMouseOutScript); } } [System.Web.Services.WebMethodAttribute(), System.Web.Script.Services.ScriptMethodAttribute()] public static string GetDynamicContent(string DynamicContextKey) { DropDownList ddlEmployees = new DropDownList(); StringBuilder b = new StringBuilder(); DataTable table = new DataTable(); _ShowDailyOutput sdo = new _ShowDailyOutput(); table = sdo.selectPopupData(ddlEmployees.SelectedItem.Text, DynamicContextKey); b.Append("<table style=''background-color:#f3f3f3; border: #336699 3px solid; "); b.Append("width:350px; font-size:10pt; font-family:Verdana;'' cellspacing=''0'' cellpadding=''3''>"); b.Append("<tr><td colspan=''3'' style=''background-color:#336699; color:white;''>"); b.Append("<b>Report Details</b>"); b.Append("</td></tr>"); b.Append("<tr><td style=''width:80px;''><b>Hour No</b></td>"); b.Append("<tr><td style=''width:80px;''><b>From Time</b></td>"); b.Append("<tr><td style=''width:80px;''><b>To Time</b></td>"); b.Append("<tr><td style=''width:80px;''><b>Report Time</b></td>"); b.Append("<tr><td style=''width:80px;''><b>Activity</b></td>"); b.Append("<tr>"); b.Append("<td>
" + table.Rows [0] ["hourNo"].ToString()+</td>"); b.Append(< td>" + table.Rows [0] ["fromTime"].ToString()+</td>")); b.Append(< td>" + table.Rows [0] ["rptTime"].ToString()+</td>")); b.Append(< td>" + table.Rows [0] ["TaskDetails"].ToString()+</td>")); b.Append(</tr>"); b.Append(</table>"); 返回b.ToString(); } } 公共类_ShowDailyOutput { Dlayer dl =新的Dlayer(); 字符串查询； 公共数据表selectuserid() { DataTable dt = new DataTable(); 查询=从用户1中选择用户ID"； dt = dl.DA_getTable(query); 返回dt } 公用DataTable selectGridData(字符串UserID，DateTime FrmDate，DateTime TDate) { DataTable dt = new DataTable(); 查询=从CONVERT(varchar(20)，currentdate，101)AS CurrentDate，DailyReport.DailyReport_ID，DailyReport.MyOutput从DailyReport内加入ReportDetails上的ReportDetails.DailyReport_ID= DailyReport.DailyReport_ID，其中user_id =""+ UserID +"以及介于" + FrmDate +"与" + TDate +''"之间的CurrentDate； dt = dl.DA_getTable(query); 返回dt } 公共数据表selectPopupData(字符串ReportID，字符串ContextKey) { 字符串查询； Dlayer dl =新的Dlayer(); DataTable dt = new DataTable(); 查询=从ReportDetails中选择ReportDetails.hourNo，ReportDetails.fromtime，ReportDetails.toTime，ReportDetails.rptTime，ReportDetails.TaskDetails.在ReportDetails.DailyReport_ID = DailyReport.DailyReport_ID上加入DailyReport，其中DailyReport.DailyReport_ID =""+ ReportID +"''和user_id =''"+ ContextKey +"''; dt = dl.DA_getTable(query); 返回dt } }
" + table.Rows[0]["hourNo"].ToString() + "</td>"); b.Append("<td>" + table.Rows[0]["fromTime"].ToString() + "</td>"); b.Append("<td>" + table.Rows[0]["rptTime"].ToString() + "</td>"); b.Append("<td>" + table.Rows[0]["TaskDetails"].ToString() + "</td>"); b.Append("</tr>"); b.Append("</table>"); return b.ToString(); } } public class _ShowDailyOutput { Dlayer dl = new Dlayer(); string query; public DataTable selectuserid() { DataTable dt = new DataTable(); query = "select user_id from user1"; dt = dl.DA_getTable(query); return dt; } public DataTable selectGridData(string UserID, DateTime FrmDate, DateTime TDate) { DataTable dt = new DataTable(); query = "select CONVERT(varchar(20),currentdate,101) AS CurrentDate ,DailyReport.DailyReport_ID, DailyReport.MyOutput from DailyReport INNER JOIN ReportDetails on ReportDetails.DailyReport_ID = DailyReport.DailyReport_ID where user_id = ''" + UserID + "'' and CurrentDate between ''" + FrmDate + "'' and ''" + TDate + "''"; dt = dl.DA_getTable(query); return dt; } public DataTable selectPopupData(string ReportID, string ContextKey) { string query; Dlayer dl = new Dlayer(); DataTable dt = new DataTable(); query = "select ReportDetails.hourNo, ReportDetails.fromtime, ReportDetails.toTime, ReportDetails.rptTime, ReportDetails.TaskDetails from ReportDetails Inner Join DailyReport on ReportDetails.DailyReport_ID = DailyReport.DailyReport_ID where DailyReport.DailyReport_ID = ''" + ReportID + "'' and user_id = ''" + ContextKey + "''"; dt = dl.DA_getTable(query); return dt; } }
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