Originally Posted by renork

I have an epub I bought from the sony store for my Sony Reader PRS500 that I want to be able to read on my iPhone and Kindle. I installed the latest version of Calibre (0.8.5) on a fresh computer. I downloaded the latest tool archive (tools_v3.8a.zip) and added the plugins to calibre. I added the book to my calibre library and attempted to convert it to PDF (just to check if the conversion worked and got the error