hey guys...can anyone give me some hints...

I have a website built in framework 2.0 .also there are virtual directory under the website built in framework 3.5 running successfully .When i placed a wcf service under one of virtual directories(and browsed the .svc file) I'm getting the following error....Section or group name 'system.web.extensions' is already defined. Updates to this may only occur at the configuration level where it is defined.

thanx guys..

I'm using a query string in asp.net2.0 web application.I encrypt a string value and after encryption it becomes M8BIJqI+Sdc= and I send the value using query string.When I receive the value in another page using Request.Querystring method it comes as M8BIJqI Sdc=.The + symbol becomes a space .So I'm getting error during decryption. Anyone explain such behavior !!!!

thanx arindam ...problem solved

I have a desktop application in .Net 2.0 I have a com class added in bin folder Interop.prjBatPrt.dll now running the application I'm getting the following error... ComException Was Unhandled... Retrieving the COM class factory for component with CLSID {00A4F4E0-380D-4DDD-9752-50FDA24BAC15} failed due to the following error: 80040154. can anyone help me to figure it out....

I tried it on google..I know i have to pass proxy server credential but dont know how to pass..If u know then plz tell me..

I 'm trying to add some free web services to my asp.net website.I'm getting Error......System.Net.WebException: The request failed with HTTP status 407: Proxy Authentication Required ( The ISA Server requires authorization to fulfill the request. Access to the Web Proxy filter is denied. ). What do i need to do access free webservices.....Can any one provide me some sample code .

in ur page_load event write down RadioButton1(ie ur radiobutton id).Checked=true;

I'm storing some images in Oracle database as a Blob data type.Now i want to display the images in .aspx page.How can i do this.

I'm Displayind the data in a td.

In a Text box control I've written some text which are divided into Three Paragraps....Now I want to save text in database in same paragraph format...so that during display data should be displayed in three paragraphs.

I have 2 html buttons.On each button click i want a different color for my page.Now i want to do it on client side ie...using javascript...not posting the page.I want to store the color till the browser closes.How can i achive this.

I want to change the color at client side.On server side it changes ..there is no problem.But my requirment is on client side.

I have 2 buttons.on each button click i want to change the back color of page and want to display this color till browser closes.How can i achive this.

How can i get the functionality of IE browsers Previous and Next Button in Asp.net button.I used Javascripts History.back() but it works only for the same page.If the page chages it does not work.So How can I get this functionality.

Hi all, Can anyone suggest me how to write the confirm box in code behind and i want to get the return value whether the user clicked 'ok' or 'cancel', Depending on that i need to process further using if else

I'm displaying questions into a gridview.Now I want to take answers for questions into text box for each question ie for each row.I have around 80 questions and I'v to use paging(10 per page).But when i answer the question for 1st page and click the PageIndexButton the first page information is lost.so how can i take the answers of each page and insert into a database table.

Please...It's Urgent.How can i dynamacially populate a Web treeview control with a parent and child level.And also identify the parent and child elements at click event.

How can we resize and move a label control in all directions in dot.net environment at runtime on a windows form.