This article provides steps for troubleshooting script errors encountered while using Yahoo! Messenger, such as the errors:

• "An error has occurred in the script on this page."
• "Class not registered."
• "Permission denied."
• "Invalid character."
• "Internet Explorer Script Error."
• "Do you want to continue running scripts on this page?"

The script errors or unexpected behavior is the result of a problem within the code in the application, or the system settings.

1. Reset the Internet Explorer browser configuration.
2. Configure Internet Explorer to disable Script Debugging.
3. Clear the Yahoo! Messenger cache.
4. Uninstall and Reinstall Java.