The underlying connection was closed: The connection was closed unexpectedly

"The underlying connection was closed: The connection was closed unexpectedly." This exception can be avoided by checking- 1) The return type and make sure it is serializable. and 2) Make sure your Enum values are matched with the values stored inside tables. This is the very critical situation because you don't expect it. [More]

InvalidOperationException could not Find UpdatePanel with ID

"Sys.InvalidOperationException: Could not find UpdatePanel with ID ''. If it is being updated dynamically then it must be inside another UpdatePanel."
Generally this error comes when you are trying to update an UpdatePanel from code behind and that UpdatePanel is inside an element (parent) that has hidden visibility.
Some techies suggest you to use another UpdatePanel as a container of your this UpdatePanel. Keeping in mind that UpdatePanels are the region like PlaceHolders and not like Panel element. [More]

jQuery change the label text on radio click

jQuery : How to change the label/span text when my radio option is checked or changed. I created this jsFiddle for someone, you can see it as -HTML Code: <html>    <tr><td colspan="2"> <span id="labelMsgForRadioClick">Select your choice</span> </td&g... [More]

jQuery export table data into MS Excel

We can use to export table data into Excel or any required format. It is the easiest and simplest way of creating a file with data without server side trip. requires 2 input parameters for this, (1) the required MIMEtype and (2) element that contains our data table .If you want to export your Gridview data, then place that Gridview inside a container like DIV and supply the DIV to Also, be noted that has its scope and limitations in terms of browser vendors and customizing output file name. [More]