bottom navigation bar only show HomeFragment and does not another fragments
i have a bottom navigation bar to switch between fragments , my function in MainActivity is working but when i click on the buttons of bottom nav the screen stays on HomeFragment does not change to NotificationsFragment .
Android studio mirrored in physical device
I the emulator everything working well when I start the program on a physical device everything suddenly flips[this is from the emulatorthis is from physical device](https://i.sstatic.net/AUK9Yb8J.jpg)
Android Studio is giving an error like this , what to do in this situation.?
Illegal char <:> at index 50: com.example.menu_drawer.app-mergeDebugResources-37:/values/values.xml