Android: Adding a simple Fragment
I am pretty new to Android Apps, so I hope I can find some help here. I have already searched for my problem in here and found something, but that does not work. I want to add a Fragment to a FrameLayout but it does not work. My goal ist to create a Frame (/Framework?) that is always present and the user can interact with it and inside this Frame in a specific "window" I want to display pages/fragments, five in total, and beeing able to switch the pages/fragments at any time, so I have an always present Frame and inside this dynamically changing pages. But for now I am stuck at the very