Hi, I'm new to .Net. I've installed visualstudio.net 2003. There were no problems in set up. But my asp.net web applications are not running properly. Sometimes, the Page_load event doesn't fire properly and sometimes the changes in teh web page are nort getting reflected. I've tried to d...more >>

HI, I have a page that users use to search for other users on my web site. Very simple page: - 3 input Parameters (TextBoxes) - 1 DataGrid with the search results. All works fine. When the user clicks on one of the records in the datagrid, it takes him to the detail page. On the det...more >>

Hi all Gurus I have asp.net application where I am creating background process using Threading. My threading involves invoking method which in turn gets some data from SQL server using Windows Authentication. But when I run my app, connection error comes as "{"Login failed for user '(n...more >>

I have a situation where I would like to choose the web.confg I get my settings from. I have 2 folders folderA and folderB and 3 web.configs the main root web.config and a web.config in each of the folders to override settings from the web.config above it. now when a call a webservice in fo...more >>

anyone know why this is ? Imports System.Data Imports System.Diagnostics Public Class WebForm12 Inherits System.Web.UI.Page #Region " Web Form Designer Generated Code " 'This call is required by the Web Form Designer. <System.Diagnostics.DebuggerStepThrough()> Private Sub In...more >>

I am not sure if this is a .NET bug/feature and IIS5 one or a combination of the 2 so here goes I have a situation where when I call an ASP.NET webservice running under windows 2000 (I assume IIS5) with a webservice client also in .NET that the webservice request loses the Authorization HTML h...more >>

There has been a lot of articles on how to load user controls at runtime in the Init() method. UserControl myControl = (UserControl)LoadControl(stringControl); I add the control in the Init() method so that the viewstate to works properly. What if I want to let the user select what control to...more >>

how to pass values betwen data and busines tier using SqlDataReader. I was thinking about ArrayLists but what if I have number of rows and columns? ...more >>

Hi all, i have enabled Smart Navigation in the Page attribute, My Webform has several Webform controls, all applied with style sheets from an external file. Problem --------- When a postback event is occured due to a dropdownlist[for all controls that is giving postback], a...more >>

Does anyone has an idea how to select and deselect checkboxes in a datagrid and for example insert,delete or update multiple recoreds.. Any ideas or resources? ...more >>

Hi, I was wondering if it's possible to remove a Control c from a Controls collection in the parent's event handler for an event fired by c. For instance let's say we have public class ChildControl : Control { public event EventHandler WorkDone(object sender, EventArgs e); } pub...more >>

The following line of code works fine in my code-behind file for an aspx page: Dim HeadingRow As DataRow = dsGridReport.Tables(0).NewRow() But when I transport that same code to a class and run it I get "Object reference not set to an instance of an object" Why? Gary ...more >>

Hi, Curiosity - when you right-click on a file in the VS.Net Solution Explorer and select "Exclude from Project", it continues to be shown in the Solution Explorer as a sort of ghostly outline (as long as you have selected "Show All Files"). Yet if you open up the project file (which is just X...more >>

Using Asp.net 2.0. All I want is to Get the current username and display it in a welcome message. I'm getting the following error: Error: Object reference not set to an instance of an object. Source: nfy0vvzn Trace: at Default1_aspx.Page_Load(Object sender, EventArgs e) in C:\Inetpub\wwwro...more >>

Why I always get 'Requested registry access is not allowed' when i try to Read/Write to Windows Registry from ASP service. I use ASP NET account? Also granted full permissions to required Registry keys. What is the problem? TIA ...more >>

HI there, I am developing a client side app which requires me to launch another program when a user clicks a button on a web page. I thought I'd create an asp.net page (using c# ) to accomplish this. After much research I found that it's not that simple. The asp process runs under an aspnet...more >>

All the buttons on all the aspx pages of a Web site stopped working. Why could this happen? Thank you. ...more >>

I am trying to enter the results of a checkbox into an MS SQL table.The checkbox returns a bool value that I want to place in the database as a bit. Or is there a better method? I need to read those bits back into the checkboxes when the database is queried. Thanks for any help on this. Ha...more >>

So I have a compound controls, with a TextBox in it, where I catch the TextChanged event. Eventually I typed in a sample into my main project, and it worked. So I copy it into my shared lib (just changing the namespace), and it doesn't work. Anyone have the slightest clue? Here's my ...more >>

Hi, I have got this SQL below updating a textbox and a checkBox. strSql = "Update Products Set Discontinued=" & chkBoxChecked & ",ProductName = '" & ProductName & "' Where ProductID=" & ProductID it outputs error :- Incorrect syntax near 's'. Unclosed quotation mark before the character...more >>

I have a webform that inserts product data in an sql database. The price field is of the type "float". On my web form, if I insert for example 12,2 in the price field => OK But if I insert 12.2 I get an error. Now the problem is that if I use the decimal-key (=dot) on my numeric path, it inse...more >>

All, looking for sample project on how to add/edit/delete controls from an aspx page at runtime... any pointers is most appreciated!! My controls are simple: Label, Textbox, and DropList... I only want a handful of custom properties to be set for the control... MMTIA wardeaux ...more >>

I open a popup and allow the user to save some information to a database and then close the popup. How do I then use the fact that they saved this information and closed the popup to enable a button in the main browser window (from which the popup was opened)?...more >>

Hi all, I'm in need of audio code for asp.net (listening to it, and also recording audio), then saving the file. if anyone could help that would be great! Also, i need code to modify images, like zooming in and out, changing the brightness of the image, and any other special effects that c...more >>

Investigating possible architecture for an ASP.NET web solution. I am familiar with the architecture of two multi-site systems. Neither are by any means ideal. One is pure Classic ASP and the other is Classic ASP + VB6 DLLs. Pure ASP: This utilised a complete copy of the ASP code set for ...more >>

Basically have a datalist now with an itemtemplate containing a textbox for user entry and a label. The datalist is bound to a database table. My boss wants the database table to have possible answers to some of the items. Then if their are possible answers given, replace the TextBox with a...more >>

I have a listbox of values that I populate from a database. I want the user to be able to re-order the list (by first selecting an item and then clicking 'up' or 'down' buttons) and then save the list back to the database. First of all, I implemented the re-ordering through client-side java...more >>

I have a page that a .NET control on it. On onLoad I call a JavaScript function that makes calls to methods in this control to initialize it. This works fine if I just open the URL in a browser. However, if I try to run the project from within the debuggerI get a JavaScript error stating that ...more >>

Hi All I'm getting a problem when I put an application over SSL domain. I've created a very basic asp.net page containing a single button to test if a DB connection can be opened. When I navigate through http it works as must be, but when I call from httpS I get the following error message:...more >>

I have six textbox controls on my webform that allows the user to enter any numbers from 1 to 25 in any order. However, I would like to sort those numbers from least to greatest before sending them to the database. How can accomplish this task? Thanks! ...more >>

I have plugged the ExceptionManagement app block into our framework and have a question about resource files. ExceptionManagerText.resx is one of resource files in the project. When you look at .dll's manifest in the disassembler the file is ExceptionManagerText.resources. When/How is the file t...more >>

I have a dropdownlist control that is filled using a database query. I also want to add an additional option to the list that is not pulled from the database. How can I go about doing that? I've tried adding a list item to the control, but that seems to be overwritten by the databinding. T...more >>

Hi NG, I encountered another problem, which I don't really understand. Maybe someone of you can give me a clue. I have a WebForm with multiple UserControls of the same type on it. Each uc is distinguished by a GUID, which I store in a Label.Text. There is a button on each uc, which will f...more >>

I have several sites running on Windows 2003 Server in true IIS 6 mode with Application pools. One site has about 9 Virtual Directories in it that are all configured to run as applications. Each of these have a dedicated application pool with all different memory settings in the Memory Recyclin...more >>

hi there, Can someone help me out with some example code (VB.NET) here that i need: i would like to programatically check my ASP.NET web application and return a list of all the ASPX and ASCX pages in the project, then return them in an string array, eg. name : type ("default.aspx : ASPX") ...more >>

Hello, I am working on a registration application for my companies intranet. The intranet is ASP classic based as of now. Unfortunately I only know ASP.NET. But that was all okay until I decided I wanted to have a 'printer friendly' class roster. In making it printer friendly, I would want to...more >>

Hi, I have linkbuttons created dynamically and they display fine on the web page. However, when I click on the those link buttons, the event doesn't fire. Please tell me what's wrong with the following code. Thanks. Dim lbtnQuestion As LinkButton = New LinkButton lbtnQuestion.Text = "Qu...more >>

Hello all, there it is... In an Asp.net application, I have to read a file. And When I found a specific string (for example : "daddy") I have to write a string just after that. So my initial will be : daddy is cool. and my final : daddy is VERY cool. It seem to be weird... but...more >>

I want to turn off viewstate for an application. I added the code below into my web.config, but I'm still getting lotsa viewstate data in my hidden form field: <configuration> <appSettings> <Pages EnableViewState="false" /> </appSettings> ..... </configuration> -- _...more >>

I am new to this .net environement. I'm needing to do a simple task - I need to read the first character of a word and replace it with an uppercase. Example: "horse" --> change to "Horse" I can do this on an as/400 using RPG, but cannot figure out the syntax to do it in .net with the...more >>

Hi, I have an asp.net page, which uses the response.write method calls in the Page_Load method to output dynamically to the page. Unfortunately, this always inserts text at the beginning of the file, before the <!DOCTYPE...> definition. I would like to control the position, so that it a...more >>

I have two UserControls I am using in a form. These are each also used separately in two other forms. The structure is essentially this: CourseUserControl.ascx - select or enter a course SessionUserControl.ascx - select or enter a course session CourseDetails.aspx - a form which contains jus...more >>

This is kind of confusing. I'm trying to create a connection string to connect to a database on another server supposely in the network. Now if I set the Data Source = dbservername on my local computer it works I can ping the server by usually ping dbservername. But when I upload my asp...more >>

As part of my application flow when the user opt to view existing record while editing a different record I need to keep track of half edited data in the screen. I am thinking of different scenarios for this. Put the being edited data as temp data in the database. Store these in sessi...more >>

Windows XP SP2 + Symantec AV + VS 2003 with .NET Framework 1.1 IIS won't load or run existing ASP.NET applications and VS can't create or load web projects (HTTP/1.1 500 Server Error). Event System log shows a warning with the following attributes: User: N/A, Source: W3SVC, Category: None...more >>

Hi: I am working in win 2003 and ASP.NET. I tried to modify the user rights from an ASPX (writen in C#) page through running xcacls. But failed. What I did is: Process myProcess = new Process(); myProcess.StartInfo.FileName = "cmd.exe"; myProcess.StartInfo.Arguments = @"/C xcacls filen...more >>

I am working on a ASP.NET application using VB.NET. I have a function that creates a snapshot file on a separate server and passes a path back to the webpage. Now I want to display the snapshot. If I cut and paste the path into the browser it opens snapshot viewer. Exactly what I want. Howev...more >>

In j2ee/JBuilder/WebLogic when you do a System.err.println(), you can see the messages in the console that started the server. When I tried the same type of thing with VS 2k3 .NET and ASPX, I don't see the messages. Where do they go? What is the suggest logging method to use for debugging and ...more >>

Hi, I have a page with many usercontols and I would like to access other usercontrols from one usercotnrol , so I can access their server controls. This is how I do it, EditProfile UserControlep = (EditProfile)Page.FindControl("EditProfile"); This works when I debug it in my localmachine...more >>

I am now moving over from classic to .net and I must say, very impressed! I am having problems with figuring out how to create a webmethod that just references a function in a helper file that I have created. Does anyone have any quick tuts that cover this? Thanks! ...more >>

I am facing a very peculiar problem I have a asp.net page with a grid loaded with some rows in the database. On each row, i have a editcommand column for editing the row. When user click the edit button, i do some calcualtion and depending on the results of calcalation, i need to show a ...more >>

This is a multi-part message in MIME format. ------=_NextPart_000_0012_01C4CD51.5375A340 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Here's what happening: - I have a global error trap set in global.asax defined as: protected void Appl...more >>

I'm encountering an error whenever I try to email people not in my domain. I get this error: The server rejected one or more recipient addresses. The server response was: 550 You must check your mail from this IP or SMTP Auth before sending to jimmy@juno.com Here's the full error: Sy...more >>

How do you play an mpeg in an ASPX page? Do you need to add a reference of some sort? I added this in the html: <object ID="MediaPlayer" WIDTH="320" HEIGHT="285" CLASSID="clsid:22D6F312-B0F6-11D0-94AB-0080C74C7E95" CODEBASE="http://activex.microsoft.com/activex/controls/mplayer/en/nsmp2in...more >>

I have a dropdownlist/select box with an autopostback to code behind. It works great in Internet Explorer, but doesn't work in Netscape and Firefox. What kind of support does ASP.net promise for Netscape and Firefox?...more >>

I need to get a bound dropdown list to display a particular list item, not the first one. When I use ddl.selecteditem.text = "12345", or ddl.selecteditem.value="ID12345", it changes the value of the first item, not point to the item in the list that matches that item. I believe I can use a de...more >>

Hi, I need to read an hidden field on the server side (code behind). I can modify the value in Javascript (client side), then call "form.submit();" on the client side. However, on the server side the value is empty. Any idea on the best way to set a hidden field on the client side and rea...more >>

I have a Datalist which contains linkbuttons. In order to get the information about the clicked linkbutton I have been enabling the viewstate. I have noticed that the size of the viewstate for datalists is quite large (about 8000 character) even though the datalist ranges about 20 items long. A...more >>

I hope that someone can help me out there with this problem. I get an itermittant problem with our web page that occurs about once every 10 to 15 days where the only way to fix the problem is to bounce the web server. The error can be seen below. I have looked at the stack trace and determi...more >>

Alright, I'm trying to display Ex.Message on a custom error page. Here is what I did. When an error occured I caught the error and saved it in a session variable and when the page redirected to the custom error page I read the session variable and displayed the message. But this does not wo...more >>

I'm having a problem with dates. (No not the sort that you have at christmas) I have a webform with a text box and a calendar control. You can either - enter a date manually (we are talking uk style here dd/mm/yyyy) in the textbox - click a date on the calendar which puts the date value i...more >>

Hello All, We have several word documents with tables. Is it possible to read a table from a MS Word document to a datatable for use on our intranet? John...more >>

Hi I need to find the datagrid height dynamically based on the no. of records in the grid. I have set the height for the Item style and alternating item style. But I can not depend on this since some of the records might get wrapped and hence I need to find this dynamically. Based on the gr...more >>

Hi, There seem to be several ways to update rows in sql. What is the best practice? I have written a medium sized update statement into a stored procedure, taking values from the web text controls, drop down lists etc. It works, but i have also been reading on databinding fields to a datas...more >>

Framework 1.1 SP1. Page.xml is about 1.5mg. m_oXSLTransform.Transform takes about 2 minutes. When Page.xml is trimmed down to a smaller doc, it takes about 2 seconds. Same code ran in about 4 seconds under asp. not using <xsl:key>. XslTransform m_oXSLTransform = new XslTransform(); ...more >>

Dear friends, I'm creating an application that needs to ask users to show its Client Certificate. I've set IIS to use HTTPS and require client certificate, but when application runs the following message are showed: What can I do to correct this? Regards, Robson Machado Server Er...more >>

I know I can deploy my reports to the Reporting Services server, but how might I deploy me ASP.Net project files and DLLs to another server? I develop locally, but am getting tired of copying files over the network to the Integration server. Do I need an external tool for this? I am currently...more >>

Hi, I am using the following code in the page class: this.Button1.Attributes["onclick"] = this.Page.GetPostBackClientEvent(this, "MyButton1"); When the Page_Load fires, the arguments ("e" variable) are always empty and the sender is always the form itself. I need to figure out which c...more >>

How do i create a directory entry to access a user's details such as their email address. Here are the object structure. domain.co.uk | |Computer Services - Type (OU) | |Cliff Saran - Type (User) Cliff Saran's username is...more >>

Where can i find the list of every objects in active directory? I am looking at someone's code and can't really figure out how this works? DirectorySearcher src = new DirectorySearcher("(&(objectCategory=Person)(objectClass=user))"); I don't understand what object Category and objectClass...more >>

I have a text string containing XML data that I'd like to save on the client machine, in local text file. I need to prompt the user for the location of the file, so that the user may save different XML strings in different files. How do I provide a file-save dialog box, similar to the one a us...more >>

Hi, I want to implement drag a drop kind of functionality across frames using ASP.NET(VC#). The scenario is like, 1) I want to break the screen into 3 frames with the leftmost and the rightmost frames take 25% space each and rest 50% is occupied by the middle frame. 2)Now, what I wo...more >>