hello, i have a section of a page that has multiple dropdowns. each dropdown calls the same method on a change of selection by the user. the method loops over all the dropdowns and if the newly selected items matches a previously set item, it changes the dropdown's background color from white ...more >>

I am having pretty much of the same problem but with an access Database. When I insert a new product, I need to update a second reference table with the primary key of the new insert. I have included my code below to make it a little clearer... if anyone can offer me any help here - it would be ...more >>

I've been following the "ASP.NET Custom Error Pages" article (http://www.aspnetresources.com/articles/CustomErrorPages.aspx), but when I implement either subscribing to base.Error or overriding base.OnError an empty page is returned to the client browser. During debugging, the event fires fine...more >>

I need to do 2 things with the repeater control 1- in the html output give a unique template(color, font size) to the first item (not alternate) and only the first. The datasource of the repeater is an objectdatasource from a business object that returns a generic list <myItem> results 2...more >>

Dear Sir/Madam How Can I See Second or Any Page In Asp.Net??.I Am Showing Crystal Report on Button Click. Please Mail Me at rastogi.mahesh@hotmail.com ...more >>

Hi, I am developing a website using Visual Studio .Net 2003. When reading offsetLeft, in a javascript function, the result is fine when run under I.E. but gives wrong results when run under Firefox. The HTML and java are shown below: /-------------------------------HTML-----------------...more >>

I have a dual-threaded app that runs just as it's supposed to under Casini. However, when I run the exact same code undier IIS (ASP.NET 2.0) on the same machine, it is totally unpredictable and crashes the server. One would think my threading was the problem, but like I said, runs perfectly un...more >>

Compiler Error Message: BC30002: Type 'System.Management.ManagementObjectCollection' is not defined. Source Error: [code] Imports System.Management .... Line 40: Dim moColl As System.Management.ManagementObjectCollection [/code] any help on why the error msg ?? ...more >>

Here is the situation: I have an ASP.NET 2.0 page with 2 panel. Each has a few textboxes and one DefaultButton. All textboxes have one or more Validator. Now everything works fine if I fill everything out correctly and then press the Enter Key, but if the validation fails and I fix the entry an...more >>

I can think of 3 places where a user's username is stored on their PC: * in the %username% environment variable and * in the Registry. * in at least one WMI class Is there anyway I can get one of them and post it back to the server when I click on a form's Submit button? I want this so I c...more >>

VS 2003, code behind is C# Situation: 1. a webpage has 4 frames: TOP LEFT RIGHT BOTTOM 2. RIGHT frame has 2 frames: ONE, TWO 3. The only interaction between frames is in one direction from LEFT to RIGHT. 4. d...more >>

I've got a website developed in VS2005 that works fine on my local dev machine using the casini server, but when I publish it to the web, which is using IIS (ASP.NET 2.0) it is flipping out. It's a multi threaded app and it is doing really unpredictable things and eventually crashing IIS. I ca...more >>

Hello, Using any of the ASP.NET session storage techniques, is there a method in one of the HTTP objects that you can get the list of active (not abandoned or timed out) session keys (and maybe other information about these sessions)? I assumed there would be a collection somewhere which...more >>

Using ASP.NET 2.0... My GridView is partially defined as such.... <asp:GridView ID="CartGrid" AutoGenerateColumns="False" DataKeyNames="ID" OnSelectedIndexChanged="RemoveCartItem" CellPadding="4" runat="Server" ForeColor="Gray" Grid...more >>

Using 2.0.... My GridView is partially defined as such: ...more >>

I have an object I am unable to put in my session. I have others that have no problem. The difference is the the one I am having problems with was created in VS 2003. The others were created using DW and compiling using the commandline and they work fine. The error I am getting is: Una...more >>

I often write some .dll component for other people. Because of CLR, I often find easily access to all source code of my .DLL file by using some kind of reflector. Is there an easy to protect my .NET .DLL class source code? regards, Guoqi Zheng http://www.ureader.com...more >>

I have a datagrid with an drop down list item templete and was wondering how I get the value of this? The datagrid is called dgProducts and the drop down list is called ddQty. Thanks in Advance MDB ...more >>

¿¿ Is there any liitle code or sentce in c# or VB to know the version of ASP.NET ??? ...more >>

In classic ASP I could write: <!-- #INCLUDE VIRTUAL="Kevin\General\ServiceClass.asp" --> and it would "include" that ASP file into the current ASP file. My web application folder was not stored in C:\Inetpub\wwwroot\ but somewhere else. But the VIRTUAL command let IIS locate files by the I...more >>

How do I programmatically load an .aspx page into the contentplaceholder? Similar to what would happen in the "navigateURL" property when clicking on a hyperlink on the master page. . . ASP .NET 2.0 Thanks, Greg ...more >>

Hello! I have a problem customizing the databound controls using the OnItemDataBound event. The code below is an example of what I'm trying to do. I have a datasource and basing on the data I want to customize the cells in the DataList for example by setting the CssClass property. Everything...more >>

I am developing a website in asp 2.0 and have recently started having problems setting breakpoints for debugging. I can set a breakpoint, start the debugger, then the breakpoint will show the message: "The breakpoint will not currently be hit. No symbols loaded for this document". The projec...more >>

Dear All I have a project on making a UI of a Web page that allows users to: 1. select any text by highlighting it, and 2. do some action on it by right-clicking on the highlighted text and choose an action among those options presented by the context menu items that appears. 3. send the ...more >>

In a web application using asp.net 2.0 All my classes are partial classes. - I noticed that partial class cannot be inherited... is that true? - I tried to remove the partial keyword , and I receieved this error Error 1 Missing partial modifier on declaration of type 'NagyResearch.Q_A.Q....more >>

I have a ASP.NET 2.0 web page which inherits a customized base page class and have a master page, their relation is as below Customized base page class --> web page --> master page How to access the property and control of master page from the customized base page class? Btw, I can acc...more >>

Hello to all, It would have to create a process that automated the impression of a pdf file in a determined printer of the local network. Somebody knows how can I do this with .NET framework? Somebody has used sometimes the ActiveX control pdf.ocx? Thanks ...more >>

Hello! I'm looking for an easy way to take 2 tables with different, but similar, structures and combining them into one DataGrid, with a hyperlink on each record to send you to a page depending on what table it's from. Is there an easy way to at least merge the two tables into one to displ...more >>

Help me please, I'm creating an excel crystal report. The problem is that it is opening in the browser instead of in its own page. I have done this many times and it had worked just fine. I think the problem is that this project is in a frameset. Could that be causing the problem? Any help wou...more >>

The following code is on my master page, site.master.cs: // programatically add a WebPart from a User Control file Control uc = this.LoadControl(@"ucLotListSimple.ascx"); uc.ID = "MyWp"; GenericWebPart MyWp = WebPartManager1.CreateWebPart(uc); WebPartMa...more >>

I am building a web application to gather user information then launch a process to calculate results. The process is a 3rd Party executable. I cannot get the process to start. Is there a problem with this code? Public Overloads Shared Function StartApplication(ByVal fileName As String, ...more >>

What is the best way to have a FormView page open on a specific row selected from a GridView? I'm passing the primary key in the url as in detailview.aspx?mode=edit&pk=42 I'm using an SqlDataSource to bind the FormView to the data. Thanks for any samples or links....more >>

I cannot seem to get a wmv file to stream from asp.net. I have tried the following code. I need to be able to use either response.outpustream or response.binarywrite since I will be getting the file from an sql server image field. Other types of files such as gif or pdf work fine. Here is th...more >>

Hello, When I open a FormView in View mode, the line breaks are missing, but they show up when I enter edit mode. So I tried to use the following on a Textbox with a replace function, but got the following error: Public member 'Replace' on type 'DBNull' not found. <asp:Label ID="lblArchR...more >>

Hi, I'm trying to get a simple dataview test page working on my hosted site. = The hosted site runs ASP.Net 2.0, no problem. The test page works on my = development machine, no problem... but when I upload the published site = I get... System.Data.SqlClient.SqlException: An error has occurr...more >>

Hello, I have deployed my project (created with VS 05) to the web server on win 2k3, but when I try to access a non static page in the directory, I get the "Server Application Unavailable" error message. When I refer to the event logs, I see that the following warning and error: Failed to...more >>

I have a function call that passes a value from a dataset field: myFunction(ds.Tables(0).Rows(0)("myField").ToString) The function then receives this: myFunction(ByVal myValue as string) and then I try to evaluate that value to see if it containes any characters: if myValue <> "" then...more >>

Hello, I have a web application with a virtual directory in it. With 'virtual directory' i mean a folder whose physical path is different from the physical path of the application, but in which Web Sharing is active. For example: my application is in "C:\Inetpub\wwwroot\MyApp", the Virtua...more >>

Hi, I have a repeater on a asp.net (c#) page that holds the details of daily bed occupancy for a hostpital ward for any given date. For each hostpital there are a number of wards. So a hostiptal with 5 wards has 5 elements each containing a textbox for occupied and another for remaining avail...more >>

I am hoping to create a Master/Child Datagrid with expanding collapsing rows. So a child grid within a parent grid. Any examples, tips, pointers? thx Jeff ...more >>

Hello Guys, I am getting this error " Control 'oGrid__ctl14__ctl1' of type 'DataGridLinkButton' must be placed inside a form tag with runat=server." Here is my code and I don't know where it is doing it. Can some please help me <%@ Page language="VB" Debug="false" %> <%@ Import Na...more >>

Could you refer me to a link that explains how to do that? Thanks, Max ...more >>

Hi all, I'd like write a function that would open up a browser (internet explorer) that displays the contents of an html file that resides inside the same project as the class library function. ...more >>

Hello, I would like to add a page visitation counter at the bottom of one of my .aspx pages. What would be the easiest way to implement this? What page event would I use? What control should I use to display the numeric count? Would you please share some sample code with me? Thanks, RA...more >>

I have a data bound Details View control in asp.net 2.0 that formats a phone number. The 'Default Mode' for the control is set to Edit. The phone number field is a template field and I can successfully call a function that formats the phone number when the control is filled. But when updating, ...more >>

Hi, I am working on somebody else's code built in ASP.NET/C#, during some of the request, ASP.NET Pages refreshes twice unexpectedly. My application runs in an IFrame with a LHS navigation tree, I am passing querystrings using javascript on a HTML button control, which results in performing...more >>

When I run the asp.net website administration tool from Visual Studio, and click the Security tab, I always get that it cannot connect to sql server. What if I want to use Active Directory? Shouldn't there be an option for that? I know I have seen the Active Directory option online in many ...more >>

Hi all, I want to keep adding a row of data each time to the datatable of a dataset. I see on msdn that I could do this: ie. workRow = workTable.NewRow(); workTable.Rows.Add(new Object[] {1, "Smith"}); eg. I have: DataRow row = ds.Tables["AA"].NewRow(); ds.Tables["AA"].Rows.Add(ne...more >>

I have a checkbox control in a GridView EditItemTemplate. My SqlDataAdapter complains when I try and use UpdateCommand Thanks on any binding clarification. GridView: <asp:TemplateField HeaderText="Active"> <ItemTemplate> <asp:CheckBox ID="ActiveCheckBox" runat="server" Chec...more >>

Hello, I am developing a page that has several custom web user controls that need to be loaded dynamically. Some of the controls are loaded based on the action (button-click) of a different control in the parent page. Currently what I have to do to make this work is set a session variable t...more >>

Hi, How can I send the parameter value for a stored procedure in ASP.NET 2.0 ? Dim sds_reader As New SqlDataSource sds_reader.SelectCommand = "STP_select_by_Type" the line below produces an error: sds_reader.SelectParameters.Item(@Period_Type_no).DefaultValue = 1 ...more >>

I'm looking for some pointers or sample code I can go thru that implements a "Remember Me" feature for a user's login credentials. I'd don't want to use the "login" control provided by VS 2005 and was hoping there is some other method? Thanks, Rob. ...more >>

I have a GridView with a couple of TemplateFields. When I click the update link the Gridview returns to display mode with no errors but the data from bound text fields or dropdown list isn't updated in the table. I'm stumped and any help would be appreciated. Thanks much. My GridView: ...more >>

Hi, maybe there a couple of people working around with ASP.NET Callbacks..... Callbacks are working fine i.e. a Button hit from the client then makes server side work and then back again to the client without any postbacks... However when those values need to be used from the server side .....more >>

I am writing an ASP.NET 2.0 application that uses more than one master page. Currently, there are two pages, Freedom1.master and Freedom2.master. I have no problems with Freedom1.master. However, I am having problems with Freedom2.master. The first problem is I sometimes get the followin...more >>

I have created a simple ASP.NET Web Service with VB on Win XP Pro SP2, IIS 5.1, .NET 1.1. Service works in Visual Studio environment. Created an deployment package. Tried running the deployment package in VS using Install - get the following error. The specified path 'http://development/We...more >>

I have seen on the net varius decompilers and i have tried to protect my code with obfuscation but still it can be reversed... if you check for Reflection Decompiler... i don't know what to do.!!! http://www.aisto.com/roeder/dotnet/ ...more >>

I have an assembly with some internal methods that I have to access from my web service. I learned that I can use “InternalsVisibleTo” to enable such access. Since I have control over both the class library project (with the internal stuff) and the web project it seems that the scenario is...more >>

Can any one tell me if the performance in the 2.0 framework is improved? An 1.1 ASP.NET application performce bad once a moth we are thinking of upgrading 2.0, should this help ore is it more likely thaht the architecture shopuld be reviewd....more >>

hi i have master page in which i have form and now in content page i need to set the defaultbutton. now i have one solution for that in content page "HtmlForm mainform = (HtmlForm)Master.FindControl("frmMain"); mainform.DefaultButton = btnSave.UniqueID;" i have use this code that solve my pr...more >>

I am using the function below to returns a control to the recursionobj object. For some reason when i get to the line 'If child.ID.ToString.ToUpper = toFind.ToUpper Then' it errors saying object reference not set to an instance of an object. Can anyone tell me why this would happen? Public Su...more >>

i have a webform with a dropdownlist and 2 textboxes. it has a dataset with a table with 2 fields, 'areaID' and 'areaName'. in the Data properties window of the DDL, i have the DataTextField set to areaName, and the DataValueField set to areaID. when an item is selected from the DDL i need t...more >>

An ASP.NET (Framework 1.1) encounters some performance problems. We are thinking of upgrading this application to the 2.0 Framework. Can anybody list me some best practices, problems and differences so we can perform an impact analysis. Any good URL is more than welcome. Thanks in advance....more >>

Hi all, I'm using asp.net to display data from a SQL Server database, I've managed to display the data using dataGrids but now need to have more control over the display of the data. I'd like to be able to display a single record in a webForm not displayed in an html table. I've designed a ...more >>

I am using ASP.net 2.0 and trying to take advantage of the updated data editing facilities provided through the SQLDataSource control and the DetailsView control. The data is a record from a customer complaints table and one of the fields on the DetailsView control is called ComplaintType. ...more >>

Re, I'm having 2 problems with the Telerik trial controls. I'm using the latest release. I'm using 2005 studio and most of the controls show up properly in the designer but the RadMenu does not. It says "Error Creating Control" and then a ton of errors. This occurs both when I use it and ...more >>

hi folks, I'm using the .Net framework 1.1 with ASP.net and C#: this is what I'm trying to do... I've got a repeater template working that creates a hyperlink with a javascript function call embedded inside it when the user clicks on the link, it populates a textbox with a value specific...more >>

Hi, I'm trying to establish table mappings, and I've hit a snag. At the point to where I try to fill the schema (DB_adapter.FillSchema), I get an exception, and the message is as follows: :::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::: Invalid column name 'Unique_ref'. I...more >>

I have an application that uses sessions variables a lot but one I publish the application on the prod server these variables are lost. The application is written i c# 2.0 and I've set the statServer timeout to 20 min in the the web.config file. Any ideas why the variables are lost?...more >>

I have a dozen of hyperlinks. Some of them will become only a label under some conditions. That means users cannot press them to navigate other pages. What is the best methods to solve this? Thanks. Franz ...more >>

I need to read text file having data either comma seperated or tab seperated or any custom seperator and convert into a DataSet in C# . I tried Microsoft Text Driver and Microsoft.Jet.OLEDB.4.0 to read text file but could not get the data in correct format. All columns are not coming in data...more >>

Hi, I'm having a GridView with Datasource being set from CodeBehind method, its has a "RecID" databound field set as invisible. I want to utilize the "Delete" commandfield, so that on gridview_RowDeleting event, i can perform a customised delete action. I've tried me.gridview.Rows(e.Row...more >>