If you installed the Vuze Toolbar for Safari and are getting an error when launching Safari (an error about CTLoader), you can fix the issue with an updated toolbar.  Download it here:
http://ct1609479.ourtoolbar.com/sf 

If you didn't want the Vuze toolbar installed for Safari, you can remove it with these instructions:
http://faq.vuze.com/?View=entry&EntryID=346