Hello, I have the strangest problem. I have a winforms application that has a strongly typed dataset. There is one main parent datatable "Customers" and a child "Invoices". Inserting a new customer into the db and then updating the dataset with the new row using the adapter is no pr...more >>

Can anyone recommend a good book on remoting with particular focus on multi-tier ADO.NET applications? Thanks, -- Bill...more >>

Using .NET IDE 2003 I created a simple form that includes a button with image. When trying to run this project on old .NET IDE 2002 it is throws the following exception: System.InvalidCastException: Specified cast is not valid. It's happens on the following line in standard Initializ...more >>

same message different e-mail ,thanks again ,chris...more >>

Hi, I think this UI Application Block is a cool thing for making webform application on ASP.NET working on a centralized page navigation framework. At this point, I think I have an overview concept of how this framework works. My current problem is with the actually setup. I am able to i...more >>

Hello, I have field names coming in from a database with spaces that I did not create and I can't change. I have tried evrything I know and .NET does not like it e.g File Number as a field name and when I do File Number.DataTextField , it has it underlined. How do I fix this. Thanks....more >>

My questions are directed to those who are successfully doing non-trivial "enterprise" development using Visual Studio 2003 .NET. It has been my recent experience that this development environment works fine, as long as all the development uses managed components. However as soon as one needs ...more >>

In documentation was be following "The keys are saved as XML files, which you can copy and paste into the manifest utility's Key text box and the application updater file. You should paste the private key into the manifest utility's Key text box, and the public key into the application's updater ...more >>

Hi there masters! I i´m fithing about a week to run this example. My problems begin when i realize that i have VS 7.0... I must create the solution and every project. Then, i don´t have a localhost SQL Server. I run the sql script using the SQL analysis tool. Whell, i can "log in", but then...more >>

Hallo. I have the following problem: An application on a remote computer was started and is running under a W2000 login. Now the application makes a call to the local computer and we have to check if the remote login is member of a role on the local computer. How can I accomplish this s...more >>

Hi, I development application in Visual Basic .net. This application size x KB. The same application i wil develop in C#. The size KB this application, Is't the same? Thanks. ...more >>

Hi, I need to load test a client-server application which uses .NET Remoting TCP/IP with binary formatter as the communication medium between client and server. The server has Server Activated Objects in single call mode. This server would have multiple clients connecting to it The goal ...more >>

Hi: I am creating a custom log from windows service using .NET. I want to change to default settings of this custom log. One is, I want to increase the size of custom log from size 512 KB to 10240 KB. And second is, I want to make 'Overwrite events as needed' radio button as selected, inste...more >>

Was there a solution to the DataGrid causing the "viewstate is invalid for this page" error that Drew reported on October 8th, 2003. We have five installations of an application and everything works fine at four of the sites. The 5th site constantly gets the error message. They are not using ...more >>

Is it possible to show tha data read thru datareader to presented in datagrid...... thanks......more >>

I have a VB windows forms application that accesses a Microsoft Access database that has been secured using user-level security. The application is being deployed using No-Touch deployment. The objective in utilizing this new deployment method is to reduce the maintenance overhead as well as ma...more >>

All - Just curious to know how (and if) anyone has gotten past the fact the Updater Application block downloads "all" client assemblies during an update. Thanks. Ice ...more >>

Anyone know how to get info from this thing and then update the database? e.g. datagrid1.SubmitChanges? Jim...more >>

In order to deploy my server I do the following : regsvcs /fc MyServer.dll gacutil /i MyServer.dll .... and I don't have to know where actually my dll is placed. It is advantage of GAC. But I want to place config file in the same location, how I can do it, any ideas ? Gawel ...more >>

I'm using a Setup Project in VB.NET 2003 Standard to install a windows service application. I would like this installer to start the service after install. How do I do that? Thanks, Russ ...more >>

I want to create a programe in VBnet and want to use the datagrid to show the data Connection and dataset is created thru thecode only...Iin table the data for example a filed for date is there having format as dd/mm/yy but when i want to show it in datagrid it should be day,month and year...more >>

Can someone let me know how I nan select multiple lines in a datagrid? It seems I can only select one at a time. Alternatively, how can I specifically mark certain rows as "selected". The selected rows should have an alternate background color (the default selection color of yellow is fine...more >>

When I tried to open the solution, i received "The selected file is not a valid Visual Studio solution file". I know this is because I need to make the solution point to framework 1.1 in order to work. Anyone know how to fix this. It works fine with someother application blocks solution...more >>

Anyone know how to access a MDI's properties from a child form? e.g. changing the value of a statusbar panel? Thanks, Jim...more >>

In VB 6 I used to just set a property to false in order to prevent the resizing of forms, does anyone know how to do this in VB.Net? Thanks in advance, Jeff...more >>

I was wondering if anyone knew how to enable / disable the main menu on a parent Mdi form from a child form? Thanks, Jim...more >>

Hello Microsoft, Could you please advise me on the following. We have a product that will be installed on a network. Each client machine will have access to the network share and will be give the correct trust to run the application. The current problem we have is that when we start the ...more >>

Hi there We are looking at having multiple Windows Server 2003 servers running in a web farm to host our .Net Web App. There are a few things that confuse me: 1) Windows Server 2003 includes NLB, does there still need to be hardware in front of the cluster to distribute the load? How is the lo...more >>

I am using the Exception Managment Application Block on Windows Server 2003 Enterprise and .NET v1.1. If I use the block with an ASP.NET web wervice or in a web application I get the following error: ------------------------------------ System.Security.SecurityException: The event source ...more >>

Hi, is anybody has an expereience to share with us regarding the UIP(User Interface Process) applicaton block. Is it flexible? Whar are the constraints encontered? What should be improve? What are the performance result while loadding this framework? Anything you whant to share will ...more >>

Hi all! I am a regular computer programmer that is novice in the world of .Net. What i wish "trying" to do is to develop a simple web application using the MS Visual Studio.Net as my only development tool. To be able to do so i intend to use embedded C# in the aspx document in my project as my ...more >>

Hi Folks, I'm not too sure if this is the appropriate place to ask this question, but I'm trying to figure out what some of the main differences between the following Job roles are on an IT Project: * - System Architect * - Solution Architect * - Application Architect - Is this the same as...more >>

Hi: How can I minimize the CPU usage of a Windows service. Some times my windows service consumes total 100% of CPU. I want to control this. At any time it should not exceed more than 50%. How can i do this in .NET. Thanks - Prasad ...more >>

Can anyone give me a reference to documentation on how to create a datagrid which has a checkbox on each line, and by checking this, that record is marked (say by background color change) as selected? Please let me have this reference refer to VB "code behind". I am sure this is documented...more >>

What are disadvantages of increasing Session timeout?...more >>

Greetings, a) Server environment : Windows 2003 Standard b) Database: SQL Server 2000 c) Development: Combination of VB6 COM+ , ASP.NET, and VB.NET. Looking at potential tracks for an implementation of a server-centric security model for an n-tier, intranet based system. All business logic...more >>

Hi: I have a com+ component installed using a application proxy on a remote computer. By the way, I have no problems when running the local client. The problem occurs when I try to execute a method on the remote object: --------------------------------------------------------------------...more >>

hi all, i've been asked to provide a label printing facility through a contact search web app on our intranet which i created. They should be able to do ad hoc searches and print labels from them- whether it be straight from internet explorer or whether the dataset saves to file and ope...more >>

Hi, When I refresh a datatable using the fill method of a sqlDataAdapter, how can I retrieve the rows that have been modified in the db (by another user) ? I can get the added and deleted but not the modified. The problem is that the row state of all the rows is set to modified in th...more >>

The file 'filename' cannot be copied to the run directory : Please help . What this....more >>

well that might sound a silly question. I've added a class library project to the global assembly cache. now i want to use this shared assembly in my application. how can i reference it ? do i reference like a any other dll, or is there another way? *** Sent via Developersdex http://www...more >>

Does anyone have any good vb examples of creating a new deskop and then using the SetThreadDesktop facility to talk to applications on the new desktop ? Thanks ...more >>

I was just wondering if anyone has any insights into project file structure within Visual Studio. For large applications with many projects, how are most of you setting up your file structure? In the Microsoft "Team Developement with Visual Studio .NET and Visual SourceSafe" document, three p...more >>

hi, all, I am learning UIP now. But i found something strange in UIP sample stores, when i run the sample WebUI. 1.logon(http://localhost/UIPStoreWebUI_CS/logon.aspx), 2.I got to the welcome page. 3.Then i choose "Start to a new buy process" 4 arrive browse page(http://localhost/UIPS...more >>

I have an MDI application using the block. I've called starttask() passing the MDI parent form and I've marked one of my forms to show modal in the config file. The block falls over with the error - "Forms that are not top level forms cannot be displayed as a modal dialog. Remove the for...more >>

does anyone know how to associate an App.Config file with a DLL? i need a config file to point a method to an XML file and the client would not know this file name because the xml file is strictly used by this method that is called. any help is greatly appreciated ...more >>

Hi, I am after some advice on the best approach to passing exceptions through the layers of my application. Rather than placing try/catch statements in my data, business & UI layers I have hooked up a ThreadExceptionEventHandler event to act upon any exceptions in any of the methods in...more >>

Hi. I need to launch a windows application and then send keyboard event to this process to run certain commands. I've created a COM+ appplication to spawn and talk to the application which works well however the launched application always shows the UI where-as I need this to be hidden, even ...more >>

I am wanting to use the UIP Application Block to design a User Interface that is similiar to Outlook. How do I display forms in panels using the UIP. Any help, or samples would be greatly appreciated. I'm just getting started in VB.NET, so any help anyone can provide would be great. Thanks. ...more >>

When trying to client activate a remoted object using Activator.CreateInstance(..) I get a file io exception stating: "Unverifiable image 'my_rmt' can not be run" Has anyone seen this error? Do you know what it means or how to further diagnose it. This is my first attempt to do client a...more >>