Windows Live 80048821 Error Check Domain Extension

Error 80048821 Error Check Your Domain Extension


The Symptoms You Get

This is an MSN error message rather than a VBScript.  When you try and sign in to your MSN messenger account you get error 80048821

The Cause of Code 80048821

A guess, you are typing in the wrong email address.  Check the extension, should it be or

The Solutions to MSN Error 80048821

1) Refer to your registration documentation.  Do you have a confirmation email with your username, which will be an email address?

2) Have you just changed or fiddled with your firewall?  Could that be blocking your MSN connection?

4) I never like this solution, but sometimes it does the trick: Delete internet temporary files and cookies.  Internet Explorer: Tools (menu), Internet Options.

5) The other alternative is that the password is wrong.  However, I do believe that would cause a different error number  Could the CAPS LOCK be on?

7 General Troubleshooting Strategies for 800 Errors

  1. Golden Rule – Break your script into sections

  2. Play the numbers game

  3. Try a Walk-Through

  4. If you are still stuck try a parallel approach

  5. Change of Scenery

  6. Avoid ‘Over-think’

  7. Find a Sounding Board

Guy Recommends: The Free IP Address Tracker (IPAT) Free IP Tracker

Calculating IP Address ranges is a black art, which many network managers solve by creating custom Excel spreadsheets.  IPAT cracks this problem of allocating IP addresses in networks in two ways:

For Mr Organized there is a nifty subnet calculator, you enter the network address and the subnet mask, then IPAT works out the usable addresses and their ranges.  For Mr Lazy IPAT discovers and then displays the IP addresses of existing computers. 

Download the Free IP Address Tracker

General Troubleshooting Techniques

  • Collect information: Write down exactly what the problem is.  Something magical happens just by the act of writing down the symptoms.
  • Can you reproduce your problem: Occasionally trying again seems to make it work.  Else you may get a different error from 80048821.
  • Ask: What was the last thing that changed. Especially with anti-virus software  Reverse it!
  • Locate the source: Is it hardware (modem).  Software at your end, or software at the MSN site?
  • Phone a friend!  Seriously do your MSN buddies also have this problem, if so it’s the site, if not – back to the drawing board.
  • Try SolarWinds Web Transaction Watcher

Summary of MSN Error Code 80048821

Double check your the email account for your username.  Check that the MSN site really is up and running.


See More Microsoft Messenger Error Codes

Error 80048820 MSN   •Error 80048821 MSN   •Error Code 80048823 MSN   •Error 800CCC0E

Error 80048820   •Error 80048821 Windows Live   •Error 80048823 Windows Live   •Toolkit

Error 81000306 MSN   •Windows Live 81000306   •Error 81000314 MSN   •Windows Live 81000314

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