Not sure why I am not able to log on..all my attempts say"The user profile Service service failed logon, user profile cannot be loaded" I have all the software that came in a box of original purchace. Help...more >>

Hello I'm using the SendKeys.Send method for an onscreen keyboard. This works perfect except one problem: If i configure windows to use an english keyboard the call SendKeys.Send("{^}") results in a "^". BUT when my computer is running with an german keyboard, the call SendKeys.Send("{^...more >>

I'm about to get a new computer for VS2K5 development. Is it ok to get Vista yet or should I stick with XP? Thanks, Ross ...more >>

All, I am trying to stop users changing tab pages on a tab control if the tab page has not been validated. This I can do by adding a tab control selected index change event handler and a tab page validating event handler. http://www.syncfusion.com/FAQ/winforms/FAQ_c93c.aspx#q958q Howeve...more >>

I have "installed" the following updates from the Microsoft website, however they do not appear in my add/remove program file on my pc., however appear to have done so on the Microsoft site. KB936181 and KB927978 I would like to know why these have not installed and how I can rectify the pro...more >>

Hi, Do you know How I can find out a person has logged in to the network in = the office? Thanks, Dennis...more >>

I successfully deployed my app and it installed correctly on my test app. So where is it? I can't find the files anywhere except an application reference in the start menu directory. I need to see it because I want to check the config file to make sure it's pointing to the correct directory....more >>

I am getting an error in my Installation Folder URL. I type in my http://www.whatever.com/myApp/Deploy/ I get back Cannot find http://%%201%20http://www.whaterver.com/myApp/Deploy/publish.htm make sure the pat or internet addriess is incorrect Previous to this I have misspelled the nam...more >>

Hi, is it possible to use the DataTime Picker for month selection only? What's the easiest approach for this? Thanks for any hint Adrian -- Adrian Miller ...more >>

WDS is regularly reindexing my total HDD whether requested or not . I would have thought it would have just looked back to when it did it last and added on the new bit . What it means is that when i want to search for things daily , which i do a lot , that i cant find them as the whole indexi...more >>

I published my first application on the customers website and they will deploy using ClickOnce. All the files needed are on the server incluing the net framework and 3rd party componenets. My question is when I do patches and fixes, can I just copy my new .exe and .dll files and the manifest...more >>

Reloaded windows home edition SP1. Trying to update to SP2. I get errors (unable to copy file dmio.sys). If I skip this file it stalls at unable to copy input.dll. I can not find these files to download. Any help please...more >>

I am trying unsuccessfully to implement the following: Run a command in command line (cmd.exe) while the command will use parameter read from a text file. The user will select the file to read in a winform and the same command will run in a loop while using in each run the value in 1 single l...more >>

Hi, If I delete 700 rows in an Excel sheet it takes about half a second, but when I do the same with my databound datagridview, it takes up to 2 minutes. Isn't there a faster way to delete selected rows in a datagridview? My code: For Each rw In Me.dgvImport.SelectedRows rw.DataBou...more >>

Hi, If I delete 700 rows in an Excel sheet it takes about half a second, but when I do the same with my databound datagridview, it takes up to 2 minutes. Isn't there a faster way to delete selected rows in a datagridview? My code: ...more >>

Hi group, I want to hide the titlebar of Form1, VS2005 thanks very much, Carlos. ...more >>

..NET 1.1/2.0 I have a need to display high-resolution scrollable images in a .NET application (Windows Forms). One well known solution is to create a Panel with AutoScroll set to "true" and then add a PictureBox or another Panel to it, that is used to display the image. The above approach ...more >>

I'm working on a stand-alone winform app and could add a really cool feature if I could just get the URL of the active tab in the active browser window. Note that the browser would have focus...my app just sits in the background and based on the current URL, it would change the context of inf...more >>

Hi My app needs to use the MyApplication_Startup and MyApplication_StartupNextInstance events but do not need the start-up form. How can I get rid of the start-up form as I can't select the Sub Main when application framework is enabled.? Thanks Regards ...more >>

Hi I have a number of forms which open like this; Dim frm1 As frmForm1 = New frmForm1 Dim frm2 As frmForm2 = New frmForm2 Dim frm3 As frmForm3 = New frmForm3 Dim frm4 As frmForm4 = New frmForm4 ..... and so on and then finally open the first form with frm1.Show(). My question is,...more >>

Hi I have a third party telephony app that can inform of the any incoming call tel number by one of two methods; a) It can run a windows app with tel number passed as parameter, or b) It can run a vbscript with tel number passed as parameter to the script. My question is how can I desi...more >>

Hi, I have an Windows Forms application written in C# which has a tabcontrol in it. The tabcontrol has many pages in it. Each tabpage deals with a specific feature in the application. e.g. Download, Upload, Erase etc. If I add all the controls directly to the tabpages, then that basi...more >>

Hello, I developed a program that drawing lines and rectangles from excel data using .NET 1.1 GDI+. It works fine normally, but in some computers there's delay drawing lines and rectangles. When I move the form, there's blink because of the delay. The computers have same OS (Windows XP ...more >>

I have rather odd problem and I am not sure how to go about debugging it. I have an MDI application that I am deploying on the local intranet to about 20 users using ClickOnce deployment. I am just using the default setting in Visual Studio 2005 to deploy the app to an intranet web server. It ...more >>

Hi there, My application, which uses the FolderBrowserDialog, sometimes throws a NullReferenceException with the following call stack when calling FolderBrowserDialog.ShowDialog(): at System.Windows.Forms.UnsafeNativeMethods.Shell32.SHBrowseForFolder(BROWSEINFO lpbi) at System.W...more >>

Hi I need to develop winform database applications and wondering is these two books will get me there; Data Binding with Windows Forms 2.0: Programming Smart Client Data Applications with .Net http://www.amazon.co.uk/Data-Binding-Windows-Forms-2-0/dp/032126892X/ref=wl_it_dp?ie=UTF8&coliid...more >>

I'm using the following code to determine the available serial ports: ComboBoxPort.Items.Clear() For Each sp As String In My.Computer.Ports.SerialPortNames ComboBoxPort.Items.Add(sp) Next It worked well in XP, but under Vista (now with SP1) the Bluetooth ...more >>

1. I make a selection in a combobox 2. I click outside my window on the desktop Result: The Combobox lostFocus fires multiple times until my application blows up. How can I work around this problem? -- Arne Garvander Certified Geek Professional Data Dude...more >>

Hi, Recently I posted a message here on issues with setting ShowInTaskBar at runtime; no one's responded yet, but I am not complaining :) I've always felt that getting a response in groups like these is a "bonus," and I'm always appeciative of the generous gift of time by experts that goes...more >>

When I click a column in my datagrid a sort occur. If I click the column with dates, it sorts in m/d/y order. I would like it to either sort in y/m/d order or I would like to turn off the sort. It seems like by date is in a text format. Maybe I can change the data type to datetime and the sort...more >>

Hello, I know this topic has been discussed before but my problem is kind of different. I have the following menu items, File View Tools Help Now i have checked "hide underline letters for navigation until i press the Alt key" in the desktop appearance effects. Now when i "click" on file...more >>

It appears there's a bug in Visual Studio 2005 when trying to deploy a click-once application (this is a completely different issue than my last post, in case anyone's keeping track). When I set my publishing settings, the first time, it works just fine. When I want to publish to a different ...more >>

Does a windows textbox have a property that tells if the user has entered anything into a textbox on a windows. -- Arne Garvander Certified Geek Professional Data Dude...more >>

Hi, I have an application where I have used Application.DoEvents() method on the click event of a NumericUpDown. This particular method is throwing "Object reference not set to an instance of an object" error.. Does anyone have any idea about it? Regards, Bharathi...more >>

The scenario is we're about to release an exe to our clients. It's a winforms application that uses reflection, remoting, generics, and serialization. We want to protect the intellectual proprety rights of our code. One solution is to obfuscate the exe. I've come across some 3rd party so...more >>

Hi Guys, I have multiple domain names www.alnajdawi.com, alnajdawi.com, www.alnajdawi.net, alnajdawi.net as a host headers in IIS 6.0 I want to know how can I redirect all these URL’s to one URL www.alnajdawi.com, so if a user entered one of these URL’s he has to be redirected to www...more >>

GC.Collect() not cleaning memory, how to find out what references to lots of memory still exist? When all my processign is done i set everything to null and then: GC.Collect(); and then GC.WaitForPendingFinalizers(); but it still shows that my process takes 400 MB of memory. Is there any ea...more >>

Hi, We are signing our ClickOnce manifests with a code signing certificate purchased from Thawte. When we install the software a security warning is shown, and when we click on the publisher it says the certificate can not be validated. This is because the "Thawte Code Signing CA" is not ...more >>

Hi, i need to share custom object with remoting. Ideas???? Please....more >>

How do I fix this problem ? It keeps poping up once in a while? Read out says that the virtual memory is low...more >>

what is good book for learning c# forms programming? thx!...more >>

Hello all, I'm experiencing a samewhat strange behaviour when running my Windows Forms app from withing Visual Studio 2008. The application is multithreaded and the workerthread fires an event that should enable a button in the GUI. I'm using BeginInvoke to call the method that enables t...more >>

Hi When running my app in vs 2008 IDE I get the below messages in the Immediate Window repeatedly. A first chance exception of type 'System.NullReferenceException' occurred in MyApp.exe A first chance exception of type 'System.Runtime.InteropServices.InvalidComObjectException' occurred ...more >>

I am using C # .NET Framework 3.5. I have a calling form that invokes dialog box (called form). I want a button in the called form to change the value of a property in a control in the calling form. Clearly I could set a return code in the called form and have it acted on when control is r...more >>

In my winforms app, I have a MainForm which has a panel on it called ContentPanel. ContentPanel holds a User Control which consists of a grid of records depending on whether it is customers, invoices etc. From within the user control which is sitting in the panel on the MainForm how can I acces...more >>

I am trying to create a Windows Explorer icon type object in .NET that will display an icon image and have a label that works like the label on an icon in Windows Explorer; maximum two-line display that expands to full-size when selected and is editable. I would also like to be able to have...more >>

Hi, I am using reflection to read names from enum and creating radio buttons inside a groupbox. Everything is working fine. However, I am not able to adjust the size of the group box to fit the content. Is there a simple solution to this problem? Parent of group box is FlowLayoutPanel which...more >>

Greetings, Using VS 2005 SP1; I created a simple form by dragging and dropping a data table. I changed it to a details view, so I have a mixture of text boxes, combo boxes and a check box (no dgv). I want to programatically populate the controls when the user clicks on the Add New button, s...more >>

Hi I am using an open file dialog which allows me to select a file to open. This is all great. But it does not allow me to give a filename and select folder to save the file to if the file does not already exist. How can I implement save file functionality? Thanks Regards ...more >>

Hi I have replaced an ms access app with its vb.net version at a client site. Now the clients keeps complaining about how slow the app response is. The complains they have are for example when app is minimised and then trying to maximise it after a while takes a while for app to get maximis...more >>