Under Settings > Permalinks [in my wordpress backend]
I have my posts set up like this: /blog/%postname%/
When I click on the drop down to my archives I go to http://mywebsite.com/2013
but when I click on the drop down to my categories I go to
Both of these show the incorrect pages. I tried to change my category & tag permalinks to blog/%category% but it did not make any difference.