Strange thing is happening here.
I have 4 post categories:
Articles & Interviews – Number of posts: 1
Blog – Number of posts: 79
Press Releases – Number of posts: 1
Uncategorized – Number of posts: 0
but in widget’s filter there are more categories (some of them are Page Templates, some of them are Menu Templates and some of them are Custom Post Type Categories)
Uncategorized
Blogroll
MainMenu
FooterMenu
PrivacyMenu
Right Slider
Main Slider
Articles & Interviews
Press Releases
Blog