I was seeing some looping errors so i have unsubscribed for now. I dont understand exactly what they mean but after i unsubscribed these messages were gone.
b.data.elementId="Element_"+Math.floor(1E5*Math.random()+1);(new MutationObserver(function(d){d.forEach(function(a){var c=$("#nprogress > .bar:first").css("transform");a=$(window).width();c?(c=c.match(/-?[\d\.]+/g),a=(a+parseInt(c[4]))/a*100,a=parseFloat(Math.round(100*a)/100).toFixed(2),b.publishState("percent_loaded",a),b.publishState("is_loading",!0)):(b.publishState("is_loading",!1),b.data.reset&&b.publishState("percent_loaded",0))})})).observe(document.documentElement,