If you receive that message, you may try the following 2 things.
1. You may be have too many IE windows opened – close them and try to load a page.
Also may clean the IE cache.
2. Go to registry editor: Start button –> Run –> Regedit
find HKEY_LOCAL_MACHINE\Software\Microsoft\Windows\CurrentVersion\explorer
\BrowserHelper Objects
and delete all the keys /like folders/ here.
Press F5 to refresh registries.
Then try to load a webpage in IE.