Fix MSN Error 80048820

MSN error 80048820 may be generated when you try to launch and log on to the .NET Messenger service. When the error occurs, the following error message may be displayed:

"Sorry, we are unable to sign you into the .NET Messenger service at this time. Please try again later."

Cause of the Error

“Sorry, we were unable to sign you in to the MSN Messenger at this time. Please try again later. MSN Messenger has made several failed attempts to sign you in. Your firewall may be blocking Messenger from connecting to the service. Please review your firewall settings. See the retailer’s instructions for more information.”

MSN error 80048820 may occur due to many different reasons. Some of the most common reasons are:

  • Proxy server is incorrectly configured in your Internet Explorer or MSN .
  • Some required DLL files, including the softpub.dll are unregistered.
  • Your system clock is configured incorrectly.
  • There are problems with the firewall program, especially third-party firewall programs, such as NetGear.

Resolution Methods

You may use the following methods one-by-one to resolve this error. After performing the steps in each method, check to see if your MSN Messenger connects, otherwise, proceed to the next method.

Method 1: Ensure the your computer is connected to the Internet

You will not be able to connect to MSN Messenger if there is some problem with your Internet connection. To check this, open your Web browser and try to access a couple of Web sites. If you are unable open these Web sites, it might indicate problems with your Internet connection. To troubleshoot this problem you may need to check your network settings or contact your Internet Service Provider for help.

Method 2: Check Your Firewall Settings

Firewall programs, especially third-party programs, such as NetGear and ZoneAlarm may be configured to block the MSN Service. You may also face problems if your firewall blocks access to secure Web sites. To test this, you may temporarily disable your firewall and then try to connect your MSN Messenger. If you succeed, you must check the firewall settings and change them to allow MSN Messenger to connect to the internet.

Method 3: Check Your System Date and Time

Many software programs, especially Instant Messengers that work in real-time encounter problems if the system date and time is incorrectly configured. So, if you face problems connecting to the Internet, check the date and time settings of your computer. If they are incorrect, correct them. To do this, open the Date and Time Properties dialog box by double-clicking on the time displayed in the bottom-right corner of your desktop.

Method 4: Re-register SSL Security Libraries

To re-register the SSL DLL files, open Start menu, select Run, and then use the Regsrv32 “DLLNamecommand to register the following DLL files:

  • softpub.dll
  • wintrust.dll
  • initpki.dll
  • Rsaenh.dll
  • Mssip32.dll
  • Cryptdlg.dll
  • Dssenh.dll
  • Gpkcsp.dll
  • Slbcsp.dll
  • Sccbase.dll

Method 5: Modify Internet Explorer Proxy Settings and SSL Settings

  1. In the Internet Explorer window, open Tools menu and then select Internet Options.
  2. On the Connections tab, click the LAN Settings button and then clear the Automatically detect settings check box.
  3. Click the OK button.
  4. Next open the Advanced tab.
  5. Here, perform the following tasks in the Security section:
    • Clear the Check for server certificate revocation check box.
    • Select the Use SSL 2.0 check box.
    • Select the Use SSL 3.0 check box.
  6. Click the OK button twice to save your settings and exit the Internet Options dialog box.

Method 6: Clear the Proxy Settings of your MSN Messenger

  1. In the MSN Messenger window, open the Tools menu, and then select Connection.
  2. On the Connection page, click the Advanced Settings button.
  3. Here, clear the proxy server settings, and then click the OK button twice to save your settings and exit the Options dialog box.

These are some of the tasks that you can perform to resolve the MSN error 80048820. In addition to these, you may perform some additional PC cleanup tasks to resolve the error. For example, you may clean your registry with the help of an efficient tool, such as RegServe and perform a virus and spyware scan using reliable anti-malware tools, such as Spyware Cease and STOPzilla Antivirus.