Dennis Callanan February 2016
Have you changed the theme recently?
If you have a white navigation bar but are using a
dark theme, then the icons will show up white, regardless of the color you set them to.
So they are still there, but just the same color as the background.
Try changing the theme to a
If this works, but the rest of the app such as the
Toolbar is not the correct color/theme, you can always override the theme for the