Message error class not registered

[pogah]

Hello,
i get the same message after updating to internet explorer 8 and adobe flash player 10 i cant open certain websites and cant open new links have to alwas open them in a new tab!!

 

[soundguruman]

What message? Exactly what does it say?
Have you updated your anti virus and scanned the entire computer?
Some types of malware will prevent connecting to certain sites.