What could prevent a custom menu walker from running the start_lvl method at all? What's funny is that start_el works fine it's the start_lvl that does absolutely nothing, not even a die() or exit().
Also, I've tried wp_nav_menu with some arguments to control the wrapper (without the walker) to no avail:
$menu_args = array( 'menu' => '', 'container' => "ul", 'container_class' => 'main-nav-list container_class nav-collapse', 'menu_class' => 'main-nav-list menu_class nav-collapse', 'fallback_cb' => false, 'items_wrap' => '<ul id="%1$s" class="main-nav-list items_wrap nav-collapse">%3$s</ul>', 'theme_location' => 'primary' );
It's like something else is controlling the container / wrapper of the
What am I missing here? I'm going mad over this.
Cheers for your help!