I am trying to get an HTTPModule to handle some form processing for me i.e. the form action tag points to a predefined url that doesn't exist and my BeginRequest handler check the url request and if it the predefined one it deals with the Request object etc. However control never gets into the Be...more >>

When I run this line: Dim sw As New System.IO.StreamWriter(strFileName) I get this error: System.UnauthorizedAccessException: Access to the path "c:\inetpub\wwwroot\MyWeb\Resources\Templates\MyPage.Html" is denied. at System.IO.__Error.WinIOError(Int32 errorCode, String str) at System.IO...more >>

Hello, I have a web form with a Listbox. When trying to read the value of the = last selected item with the statement below, I always get the first = item, even if the user selected another item: lstGrants.SelectedItem.Value) I am new to ASP.NET, so I don't know whether AutoPostback sho...more >>

Hi, I have a form with some dynamic controls. I then open a popup calendar = and set the selected date back to the "parent" form using this = statement: string script =3D "<script>window.opener.document.getElementById('" + = control.Value + "').innerText =3D '"; script +=3D myCalenda...more >>

I haven't worked with java script much, I know how to do this server side by constant post backs to the server on a webform, but it seems like i should be able to do this client side also... What happens is a modal dialog recieves a listing of users in a semi-colon delimited list so its like t...more >>

Hi All, I am writing an intranet page specificaly for IE 6 and above that will contain a a few text boxes and a WYSIWYG HTML Text Editor. Does anyone know if there is a WYSIWYG HTML Text Editor in IE that I can use as a control on a web page? Thanks in adance Cheers Jake...more >>

Hi There, I have a user control that has 2 listmenus populated from a database, I want the form to submit when the listmenu are changed which seems to happen no problem when the page is on it's own but when I have it as user control I get the error "Object reference not set to an instance of...more >>

greetings, should i do this obj.dispose then obj = nothing both does the same thing right? whats the core difference?...more >>

Page X loads WebControl Y which loads WebControl Z. WebControlZ defines a button: protected System.Web.UI.WebControls.LinkButton SearchByAssr; here comes the problem: private void InitializeComponent() { this.Load += new System.EventHandler(this.Page_Load); this.ButtonZ.Click += n...more >>

i have a dropdownlist consisting of titles (Mr,Mrs,etc.). I use the text property to store a title and the value properties to store a default gender code. e.g. Title Default Gender ---- ---------------- Capt M Col M Dr U Mr M Mrs F Ms F lets say i choose 'Mr'. when i do a po...more >>

i am using this code to export my page to excel: Response.Clear(); Response.Buffer = true; Response.Charset = ""; Response.ContentType = "application/vnd.ms-excel"; this.EnableViewState = false; StringWriter sw = new StringWriter(); HtmlTextWriter hw = new HtmlTextWriter(sw); myDat...more >>

I have to translate an ASP project to ASP.NET, in the former project, a java class object was used by VBScript: Set Obj = Server.CreateObject("ccb.pub.RSAsig") Obj.generateKeys() Obj.getPrivateKey() Obj.getPublicKey() the object "ccb.pub.RSAsig" is a java class object registe...more >>

Hi, I would like the ability to store the configuration settings for all versions of my site in a single web.config file by using different sections. Eg: <siteConfig> <machine name="XENON"> <site url="/blog/"> <mode value="live"> <add key="ConnectionString" value="blah"...more >>

Excuse me for multiple posting because I've posted this message to aspnet.security NG but have not got any response yet. I'm building an ASP.NET application works in Forms Authentication mode with custom user account database. And it shows clients a list of hyperlinks to content pages located ...more >>

Hi everyone, Does anyone know how I can apply the css 'linksmall' to my hyperlink in my datagrid? I have the following and it doesn't work <asp:HyperLinkColumn Text="Edit" DataNavigateUrlField="PID" ItemStyle-CssClass="linksmall" DataNavigateUrlFormatString="ManageItem.aspx?PID={0}"> ...more >>

using the following code.... Dim rootdi As DirectoryInfo = New DirectoryInfo(Session("ScannedInvoicesDirectory")) this works fine if it is a drive local to the web server. But if I try to access a directory on a mapped drive, it comes up not found. I tried using a Universal Naming Conventio...more >>

I had a page using iFrame and was able to control the contents of the document inside of the iFrame. I took the same document, converted it into a ASPX, and changed the iFrame to a Panel. I took the inset document and changed it into an ASCX. Both pages are rendering correctly, but I'm not ab...more >>

I'm crashing IE 6 when doing the following: 1. turn on SmartNavigation 2. run the following sequence a few times (IE will crash around the 3rd time): a. PostBack b. set a filter using jscript - ex: document.body.style.filter = "Gray()"; I've set up a simple project with one page, ...more >>

Where I work, we basically have 1 large ASP.NET application that we work on. This is compiled into one big DLL. I think it would be a good idea to somehow break up the project, so that if I am in the middle of development on some sub project, I don't have to push up that code to fix a bug i...more >>

Hi Everyone, I've put the SmartNavigation = "true" directive into my page element on an aspx page, but it isnt working. The page is relatively simple. It contains 2 user controls with various fields in each of them. Followed by a single image button. I'm expecting it to retain its scroll ...more >>

As I understand it, I could create a class library, and then have some of my ASPX pages inherit from classes in the class library (the web application would have a reference to the class library DLL). But is it possible to make this work nicely in VS.NET, the way the default code behind pages ...more >>

Hi Everyone, How to get a value from an HTML text filed (client side) to textbox (Server Side) ? Thanks ...more >>

I have a user control with a datagrid and few other information on title and summary. Will I be able to render this control on a Excel (Meaning Export to Excel) - just like the way we do for the datagrid? Thanks in advance. Sekhar....more >>

Hello, i have this SQL code in my dataSet (I am working in ASP.Net / VB): SELECT Author, COUNT(Author) AS totalDocuments FROM documents GROUP BY Author ORDER BY COUNT(Author) DESC What i want to do is this: > When there are 2 Authors which published the same number of documents, i wa...more >>

I have a web site I am working on for a client using ASP.NET with VB.Net for the language. The client decided they needed the ability to choose between different page layouts based on a setting in the database. I have the header and footer working correctly by using a custom base page and bef...more >>

Hello, I don't know why I keep getting this error. I have 15 of each txtacctnum (txtacctnum - txtacctnum14), txtcostcntr, txtrefnum, and txtacctamt. Some of the inputs are null, so I don't want to display unless there is a value. Can someone please help? Object reference not set to an insta...more >>

Hi, I have a Login Page that have Active Directory permissions. I can get the domain and the user that are trying to access application, but I need to "know" the password that user insert, because I have to compare with another password that I have in a Database. Only if their are equal, user ...more >>

I have a placeholder object in which I am dynamically placing controls based on a database query. Of course during postback these controls go away. I have seen other questions posed where someone wants the dynamically created controls to appear on the page. However in my case I don't really need to ...more >>

Any good book recommendattions for ASP.Net using C#? Thanks ...more >>

In a simple console app the following few lines open up an Acrobat file without a hitch: Process p = new Process(); p.StartInfo.FileName = @"C:\test.pdf"; p.Start(); But the same code in an ASP.NET app does NOTHING. No error message, not anything at all. In fact, if I add the following lin...more >>

Hi all, is there a recommended approach to integrate ASP.NET security features in a classic ASP app? My general idea is to create a front end sign in process to authenticate the user and issue an authentication ticket that the ASP pages could somehow use to identify the user. Has someone already s...more >>

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Hoe to make that on pressing button he asking "yes" or "no" on the client side, and if it is pressing "yes" further it is processing the sub button_onClick which is on the server, I am programming in VB.NET ...more >>

I am trying to use a repeater control in an ASP.NET application (codebehind is C#), to display a bunch of error messages after a validation has occurred. In the codebehind, I have access to the type of error (severe or warning). If the type of error is "warning", I want to display a checkbox...more >>

i am trying to set focus to a specific control depending on the outcome of a validator control and it is not working. none of these methods are working to setfocus: 1. RegisterStartupScript("sf","<scriptlanguage='javascript'>document.form.MyControlID.focus();</script>"); 2. Andy Smith's F...more >>

Is there a way to add a user-defined column to the calendar control? For instance, I would like to give the user the ability to select a week at a time or daily tasks for a scheduling application I am working on. Below is a illustration of what I am asking for. Week 1 | Day 1 | Day 2 | Day 3 |...more >>

I am running this example: http://msdn.microsoft.com/msdnmag/issues/02/01/UserCtrl/default.aspx The example is a multifile upload that runs a winform in a browser. The article was written for v1.0 of .Net and I am running v1.1. Has anyone else run this example in v1.1? I can't get it to r...more >>

Hi I format my M/C and install fresh copy of Win2000 and ISS.First thing after that i install VS.net and every thing goes well without any error.When i try to open asp.net application i am getting web access failed The default web access mode for this project is set to file share, but ...more >>

Hello, Hope somebody can help me with this cause I'm a ASP.NET beginner. I've created A DataGrid, and I added few BoundedColumns, and in my Page_Load section I added few TemplateColumns through the myGrid.Columns.Add(myTemplateColumn). After that I bind the datasource to the datagrid in the P...more >>

I have an ASP application that has been working for some time. I am in the process of converting it to ASP.NET and I have run into a simple problem. How do I convert the following code to ASP.NET? If Not isNull(dtrSample("Address_1")) AND dtrSample("Address_1") <> "" Then ...... Every t...more >>

Hi, I try to download a file using the following : WebClient client = new WebClient(); client.Credentials = new NetworkCredential("Administrator", "test","MYPC"); client.DownloadFile("http://localhost/afile.txt", "c:\\test.txt"); but I get an error : The remote server re...more >>

When I try to do a copy project up to my website I get this error: Unable to create Web project 'MyWeb'. Server error: The server extensions were unable to access the file "frontpg.lck". Please check the file permissions. Any ideas? Thanks. ...more >>

Hi I am doing one thing in my website ,actually i want to add controls = dynamically to a web form and want to access the elements but when i postback the form,and access that control, it gives = error Object reference not set to an instance of an object. *********************************...more >>

How can I run a WebBrowser control using ASP.NET/VB.NET? I know I can use the WebClient to get the page data, but I need to be able to use the WebBrowser (AxWebBrowser)? Thanks, Chad ...more >>

If I put a checkbox in a datagrid (ASP.NET) and set the Autopostback to true I can catch OnChange event on checkbox but how do I then catch what DataGridItemIndex is? Can I use some Event in the Datagrid that will fire off when the Checkbox is changed? regards /Lars ...more >>

Hi I commonly have the problem that given a page with 2+ usercontrols many of the pages events occur before the childs, e.g. PageLoad, because of this I wind up moving code from PageLoad to PreRender. This doesn't feel right. More info: (1) I put code in Page_Load in the usercontrols so th...more >>

I have the following function that is supposed to save a file to a SQL = server. It works fine when the file is under about 5mb, but bigger than = that and after I hit submit (which eventually fires off this function) = it get a 400 page error. private void btnUpload_Click(object sender, Syst...more >>

Can someone tell me why HTMLEncode doesn't convert # to %23? I am building a querystring and the # comes through as a #, which of course kills the rest of the items in the querystring. Any idea? Is there another function I can use? For now I just wrote my own to swap out any #s....more >>

I've developed about a dozen sites with ASP.net and never had much trouble...until now. What I wanted to do with the new web app was create a single page with a treenode collection that would dynamically load content into a placeholder. I ran into two showstoppers: 1)"The control tree int...more >>

Hi. I'm having difficulty calling a 3rd party COM object that must be called in the apartment (single) threaded model. As far as I know, there are 3 ways todo this: 1 - use "aspcompat=true" for aspx pages 2 - use [STAThread] attribute for windows/console applications 3 - use System.Thread....more >>

Hi Instead of a direct opinion on the following matter I prefer to post it as a quiz. What do you expect the code below does: --- ListItem[] litems = new ListItem[5]; for (int i = 0; i < 5; i++) litems[i] = new ListItem("text"+i,"value"+i); DropDownList ddl; for (int j = 0; j < 3; j...more >>

I would like to get some help on regular expression to validate decimal numbers. It should also match negative value, empty value. The expression: ^(\-){0,1}([1-9]{1}[0-9]{0,8}(\,[0-9]{3})*(\.[0-9]{0,8})?|[1-9]{1}[0-9]{0,}(\.[0-9]{0,8})?|0(\.[0-9]{0,8})?|(\.[0-9]{1,8})?)$ is doing this job, b...more >>

I have a problem with utf-8 enconding and I don't know=20 what to do in order to make it work. =20 I want to open a new window with excel data so the user=20 can choose to save it local. Everything works fine, the=20 new window, the excel data appears, but, extended=20 characters are wrong.=2...more >>

I am new to ASP.NET I need some help for this scenario The scenario is like this I have a template Page which loads a WebUserControl (uct1.ascx) inside a PlaceHolder (PH1) Now this Web User Control (uct1.ascx) has a table with 2 rows First row has a 5 text boxes 2 Combobox and 6 buttons (...more >>

The simple e-mail webform in the shown in the code below sends the characters in its textbox as an email message correctly when text of any length is pasted into the textbox but not when large numbers of characters are typed into the textbox. The limit to the number of characters that you can type i...more >>

Hi Sorry this is (a sort of) repost. I am trying to trim all text boxes on my web form. I've got no problem with the trim function, I have a problem with casting. I am told that if I want to access the Text property, I need to have typed reference (castit to TextBox with CType and set the val...more >>

Hi, Anybody knows a hosting provider which gives the facility to configure application extension mappings... eg http://my.com/myapp/*.ada should be opened by aspnet_isapi.dll etc.. so I can use http handlers to handle *.ada in asp.net... Many thanks Goksin ...more >>

I'm having a problem with an asp.net web app after uploading to the remote server. It seems that most of the button event handlers are not firing. This occurs mostly in the form pages for editing info. The initial data get binded correctly (for an update) but when you click save, nothing happens...more >>

Hi All, I have an application in which I have lots of master-detail forms. I would like to make this code as much generic as possible so that I dont have to do the repetitive tasks everytime. It will be very useful for me if anyone can give me comments or links to resources about this. I k...more >>

I thought that objects are not rendered until the Page_PreRender event? I have a textbox object and when I do a trace.warn(object.text) in the Page Init event - it has the correct text? I would have thought I wouldn't get the correct data until Page_PreRender. How come? Thanks, Tom...more >>