Meta Query querrying several post types based on ACF fields is broken after update to WP 4.1
The problem is with the arg ‘meta_key’ => ‘meta_value’ – meta_key isn’t needed if you have a meta_query arg (despite what the codex appears to say) and its value here doesn’t make sense anyway – so just remove it. However it does point out a behavioural change in 4.1 as before the meta_key was ORed … Read more