Well, at this point (since Blink 4.4.1 was just released) I would un-install what you currently have and then download and install the newest version.
Make sure you transfer your license before you un-install Blink! To do this follow these instructions:
http://forums.eeye.com/forums/t/946.aspx
I made up some instructions on how I would remove Blink and clean up my system located here:
http://forums.eeye.com/forums/t/752.aspx
After you do that, go ahead and take a look at the new release notes for Blink 4.4.1 and use the download link provided there.
http://forums.eeye.com/forums/p/1091/4710.aspx#4710
Hopefully this will resolve your issue.