preview says I don't have permission to open any of my files
For some reason, whenever I try to open a file in preview (pdf, jpg, whatever), it says I don't have permission to view it. However, I am the owner of all these files (and I can open the files fine in other applications). Here is the screenshot of the error message:
I'm using Lion, version 10.7.3 (11D50b).
MacBook Air, Mac OS X (10.7.3)