Still Getting Ads in my browser

[Guna]

Am using Firefox 35.0.1 and Ad block plus 2.6.7 version but still am getting advertisements in my browser. I have to remove local app data for Firefox to remove advertisements every time.Why this happens and how to fix.

[mapx]

Do you get ads every page you visit ?
examples ?

Choose a page and submit an issue report, then post here the report's link
(Add your addons to the report)