Can someone tell me the Disadvantages/Cons of web services? Thanks, EmJ. ...more >>

i wanna to transffer 2000 data from my mdb file to a web service... i used DataReader object ... and also in proxy class i used some arrays... im getting this error Server Application Unavailable The web application you are attempting to access on this web server is currently unavailable...more >>

Hello, I am getting exception when my .Net client tries to deserialize the response received. The excpetion thrown is: Unhandled Exception: System.InvalidOperationException: There is an error in XML document (3, 82). ---> System.InvalidCastException: Cannot assign object of type System.Xml.X...more >>

Hi, this is my first post to this group, so please be gentle with me. We have a classic Win32 application and are now transporting that to browser based using VS.NET. Another steep learning curve to get to grips with. 3 Tier - Presentation Layer, Business Logic Layer, Data Server Layer. ...more >>

Hi, I'm trying to upload a large binary object from Desktop c# application as an attachement (DIME) to web service, but fail with HTTP error 400 (invalid request or something) just before sending data. Besides, I've tried to play around with app.config, it didn't help at all. Any idea? Is it...more >>

Hi All.. Web Service requests are handled by WebServicesHandlerFactory http handler (as configured in machine.config). The factory creates and returned one of the following: SyncSessionHandler, SyncSessionlessHandler, AsyncSessionHandler, AsyncSessionlessHandler Would any one know...more >>

Hello NG. I've got a little problem with sharing types between webservices and clients. I've created a business class with public fields within a shared assembly like: public class Item { public System.Guid UID public System.String Displayname public DateTime LastChanged...more >>

Hi I am trying to design a 3 tiers architecture business layer, datalayer and guilayer. Has anyone experience with developing a architecture like this and then with the accent on webservices security? thanks Tom ...more >>

Hi, If I have two soap extensions, one to encrypt data, and the other to compress data, which should have higher priority on the client, and on the server? The information I have indicates that priority determines the order in which soap extensions are applied. But I would think they ...more >>

Hi, Can anyone explain the difference between the WaitOne vs. WaitAny methods on the IAsyncResult.AsyncWaitHandle object? They both wait for one, but the any seems to have different criteria for what it is waiting for... And does this have any relationship to the parameters passed to t...more >>

HELP! I have written a web service, and a program in C# using Microsoft Visual C#.NET to interact with the web service. Exception handling isn't working in my application, though. One function that is called checks to see if a password is correct, and if it's not, it throws an exception wit...more >>

I have been having trouble trying to create a sample headless application in Platform Builder 5.0. Eventually, this must have TCP/IP, WebServer, and probably DHCP for a local net. I tried using the PB5.0 sample configuration for a Gateway, but could not get my desktop PC to talk to it. I am tryi...more >>

I am trying to use dynamic URL and the app.config to specify the actuall url of a web service. It isn't working. When using static URL there is no problem. The name of my application is DMS.exe. The DMS.Exe.Config file has the following entry: <add key="DMS.Oscar.wsCommon" value="http...more >>

I have a C#/.Net 1.1 client talking to a Java based web service. I need to insert a soap header on the client side which is expected on the server side. Currently, the Java ws provider, Axis, does not support automatic wsdl generation of custom headers so the wsdl has no information regardin...more >>

Friends, I am executing a web service (under Web Server) that will return a signed message. I want to use the server certificate (used by web server to SSL) to sign this message. My web service isn't accessing the private key to sign. The exception says that "set keys not exists". I bele...more >>

Say I write a little c# client and have a database. I want multiple people to use the client, which will display a datagrid, or tree control with data from the databse. The client will allow updates, insertions, deletes of data that is populated from a table in the database. Now, how ...more >>

Hello, I'm creating a webservice that needs to query an Access database (mdb). Here's my code: OdbcConnection *pConnection = new OdbcConnection("Driver={Microsoft Access Driver (*.mdb)};DSN=MyDatasource"); try { pConnection->Open(); } catch(OdbcException *e) { Console::WriteLine("...more >>

Hello, I would like to know if one can overload System.Xml.Serialization.XmlSerializer.Deserialize(XmlReader xmlReader) method? Thanks, Parag. ...more >>

I have set <identity impersonate="true" /> on my webservice, and created a proxy user Credential cache in my Winform App inorder to access the service running on Server 2003. What my issue is: I have to grant the User defined in my credential cache administrator access for this to work. ...more >>

I am trying to execute a soap extension with a WinForm client accessing a Web Service. I have created a application configuration which includes the following: <configuration> <system.web> <webServices> <soapExtensionTypes> <add type="mpa.TraceExtension,mpa" priority=...more >>

My C# Winform WebService client is attempting to access data from a Web Service written in Java and running on an Oracle App Server 10.3. I have a TCP/IP monitor running and have verified that there is a payload being returned. However, my response object remains a null after the app com...more >>

I have a webservice that accepts an XML stream that is fairly large ~23MB. The webservice is being calls asynchronously from a WSS Webpart using C#. We have changed the executiontimeout on the Webservices server as follows: <httpRuntime maxRequestLength="100000" executionTimeout="14400" /> ...more >>

Hello, I've installed WSE2 and succedded to download from WebService DataTable object, but can't do the oposite. Anyone can help please? Thanks a lot!...more >>

I have a SOAP HTTP POST request being sento to a Web Service For some reason although the parameter names arrive at the web service method, the paramater values always seem to end up as null (for strings), empty guid (for guids) and 01-01-0001 (for datetimes) The data is there when the SOA...more >>

I have an application that send a file to a web service (I built both the application and the web service) I set the max file size via web.config of the web service: <httpRuntime executionTimeout="1800" maxRequestLength="5000" /> When the file size exceed 5000 (kb) I receive ...more >>

Dear all, I'm having problem with C# Web Services, in the Web Services it suppose to call another Web Services to return XmlNode to current Web Services. Below is the sample code :- WServices.WServices WSObj = new WServices.WServices(); WSObj.Credentials = System.Net.CredentialCache.Defau...more >>

Is there a simple example of using SoapExtension with a Winforms Client that exist as a complete project? Not just fragments of code but something all tied together into one VS project? I am trying to get a SoapExtension to execute but for the life of me I cannot get it working and all the ...more >>

Documentation states the setting the URL Behavior property to "Dynamic" forces the web reference to use search the app.config file (actually deployed version of the file) to get the URL. the URL set in designer is: http://localhost/DMSDataWS/wsCommon.asmx The entry is the app.config fi...more >>

I have a C# desktop application that I am using to connect to a web service. How do I enable SSL for the connection? Michael ...more >>

Hi All, how can I get the list of all web services a web server hosts? (just like port scanning). Thanks Selva....more >>

Is there a way to view the xml sent to a .net web service from a .net client? Can I intercept the xml in any way? I want to be able to view the xml that I send, is this possible? Thanks in advance!...more >>

I am trying to implement a webservice that returns a HashTable as a result <WebMethod()> Public Function GetAppData() As Hashtable Dim List As New Hashtable 'omitted code Return List End Function but I get the following message. Can anyone tell me what is going on? An unha...more >>

Hi All, I have the below requirement and would like to get some feeback from the group on the best way to implement: 1. I have WSDL defined exposing few web services. 2. We dont have a requirement to have a server web service class. (reasons below) 3. I want to develop something like thi...more >>

Can sombody please outline the diference between setting complication mode from the toolbar in VS.Net (i.e. debug/release) and setting the debug attribute (i.e. true/false) on the compilation element in web.config. What ts the difference? Which one wins? Which one should I use and When? Th...more >>

Hi, a) I have a windows 2003 server on my machine with in built .NET Framework 1.1. b) I have also installed .NET Framework 1.0 on this machine. c) I have a web service, when i try to invoke the methods of it, it returns "404 not found error". 4) I have disabled the IE option "show fri...more >>

I am implementing class that uses Web service written by another and it is not implemented yet. How can I test my class using NUnit framework without make changes in future when web service will be implemented?...more >>

I now that this can be a completely newbie question, but and a bit confused on this. I currently in a new project where i need to expose a lot of "sql functionality" to users using a WinForms rich client. That app need to access several tables and querys. So... exposing the sql server to the ...more >>

I am hoping someone can help with a strange problem - I am not very savvy with certificates, so bear with my ignorance in that area. I have an ASP.NET (1.1) application that calls a web service (non .net) over SSL. The owner of the web service asked for a certificate request that he would sign...more >>