wp- pagenavi shows a 404 error page not found

Hellow everybody?

I have read a lot on the blogs but i have no found the answer i want. my pagenavi shows 1, 2, and 3 indicators but when I click over 2 or 3 it sents me to a unknowed page, does anyone knows the reason of this problem?? i followed the instructions of the plugin but that are little diferent for my them, i use currently the swiftPremium them v0.2, even i have updated it doesnt work.

I will thanks a lot because a have spent a lot of time trying to solve this. ??