Actually it was reproduced by bug #1386208. It seams the bug shows up when the MainView uses different colours for backgroundColor and header/footerColor. In this case the theme chosen by MainViewStyle will be the SuruGradient, which is deprecated, however the theme chooser logic wasn't fixed.
Actually it was reproduced by bug #1386208. It seams the bug shows up when the MainView uses different colours for backgroundColor and header/footerColor. In this case the theme chosen by MainViewStyle will be the SuruGradient, which is deprecated, however the theme chooser logic wasn't fixed.