Why don't you try the little box to the right near the top called 'search', or even just look at the thread headings here. Then you will see dozens of posts on this subject.
Still, a quick summary:
Apple dropped support for shared printers at the last minute.
If you want to print to your Epson, then you have 2 options
1) use one of the excellent 3rd party apps like 'Print n Share' or 'Printcentral', or
2) use an unofficial workaround - which can be easily found if you look - whether you are using OS X or Windows.