POST PAGE MUST BE ENABLED, AND DESCRIPTION SET TO FULL

Having problem with "Post pages must be enabled, and descriptions set to Full" dude?. i know you want to changes Blog Post Feed on Site Feed To "short" (before Full) (watch out Feed stealer).are you add link on "Feed Post Footer?" Remove it to change Blog Post Feed to Short, Simple Right?! look image below. (for blogger/Blogspot only)