i have a problem why is setOpenableLayout not working?
mAppBarConfiguration = new AppBarConfiguration.Builder(
R.id.nav_home, R.id.nav_gallery, R.id.nav_slideshow)
.setOpenableLayout(drawer)
.build();
show error :
error: cannot find symbol .setOpenableLayout(drawer) ^ symbol: method setOpenableLayout(DrawerLayout) location: class Builder
maybe someone here can help me