Hey guys... I have a question regarding performance of windows forms.. Is it normal behaviour for a windows form to gradually become slower and slower as more stuff gets loaded? I have a tab control on my form which when the user selects a tab i dynamically load a selection of controls ...more >>

Hi, I have written an app that is a pre-beta state. It is meant to run a computer that has .net 2.0 framework. One of the ttts case is running on a Dell, XP-Home Edition (version2002), SP2. He also has a specific number from the OEM - 76477-OEM-0011903-00102 He downloads the redistributable v...more >>

My mixed-mode application repeatedly calls various pre-compiled JScript .NET DLLs which generate different sorts of reports (e.g. through automation). This results in a continuous increase of the 'Private Bytes' performance counter of the application and finally ends in a crash after 2-3 weeks...more >>

Does anyone know if there's any issues involving versions of .Net Framework, Visual Studio and HTTP which might cause a compatibility problem? We currently using VS1.1 for our web apps (C#) and the app seems to be up and and down quite regularly on production and we're not quite sure why. Our ...more >>

Hi, I need to optimize a close loop. Usually I would use assembly, but I don't event know if it's available to VB.NET. I'll explain the case and maybe some of you will be able to advise me. I have a byte() (byte array) containing about 100,000 elements (a bit less, but always is around 80,...more >>

Hi , what's wrong??? I try this code, but no authentication can be done, and always the Login page is return. It's right the set cookie? Have you got some suggestion? Imports System.Web Imports System.Security Imports System.Net Imports System.Text Imports System.IO Public Class Form1...more >>

I've a problem using multithreading and MTS. I'm using framework 1.1 Basically I want, from the Main Thread , to start a (distributed) transaction. then I want to start 2 new threads to perform some Database operations, each thread will do some work on the DB using its own SQLConnection. I w...more >>

My application is built with VS2002. On some systems the users have installed framework 2.0. How can I force my application to use framework 1.0? One of the components I use won't work properly with framework 2.0 tosch...more >>

I have a .net service on a Win2003 server box that periodically attempts to move files from a local path to a UNC path on another Win2003 server box. I use System.IO.File.Move to accomplish this task. Unforunately, this causes the following exception to be thrown intermittently: Exception ...more >>

Hi, Something strange is happing with my Windowf Forms application (VB.NET 2005): The users had all local Administrator-rights on there pc. We changed it to the 'normal' users, and now they can't run our V.NET application anymore! The application starts (you can see the screen and captio...more >>

Hi, I'd like to know what is the most efficient way to make two processes speak each others on the same, or several computers. Is remoting built for that ? Thanks, Steve ...more >>

we developed as small Windows Service in .net 2.0 so on some machines it's working without any problems and on others we get this error message: EventType clr20r3, P1 myapp.exe P2, 1.0.2242.33342, P3 43fa01c5, P4 system, P 2.0.0.0, P6 4333ae87, P7 35e3, P8 60, P9 system.argumentexception, P10...more >>

Hi, There are three workstations in the group where I work that are constantly having the .NET framework uninstalled if we reboot. In order to get the local ASP.NET applications running again we have to run aspnet_regiis -i and iisreset. The question is what could be causing this? T...more >>

Hello! As we use .NET technology to build our applications, we also create several components using it. To be able to use the components in unmanaged applications, we expose the public interfaces to COM. On my workstation, I have .NET 1.0, 1.1 and 2.0 installed. We now found out, that the ...more >>

I have an assembly with a Type decorated with Role-Based security attrbutes. How can I read the attributes from the Type without instancing it? Thanks....more >>

hi, if I instantiate 2 forms from one base class, will control events on both forms be recognized? This is what we are doing, in our VB.NET Project we have an MDI form, and a child form class called frmConfigBrowser. We instantiate this base class twice, using declarations like this in ...more >>

I've been tring to determine if I can create a report template at design time, and then populate the report fields at run time using using VB with data from a recently selected database. In the scenario I'm dealing with, the user wants to navigate to the database at run time and recieve output...more >>

Hello, I'm trying to print more than one page using the PrintDocument object. I set "e.HasMorePages = True" after completeing the first page in the "PrintDocument1_PrintPage" subroutine, and then "exit sub". When "PrintDocument1_PrintPage" is called for the second page, it skips to the ...more >>

I'm trying to retrieve an image from an Access 97 database and printing it on a report. I'm using a 'System.Data.OleDb.OleDbConnection()' object to connect to the database, a OleDb.OleDbCommand(queryString, dbconn) object to querry, and a OleDb.OleDbDataReader object to read the image. The ...more >>

I am trying to send an UDP packet and recive it. The problem is that when the packet is recived, the thread stops and i cant start it again... here is the code Public Class Form1 Public UDP_Reciving As System.Net.Sockets.UdpClient Public IpSource As New System.Net.IPEndP...more >>