I have downloaded the Dependencies as stated in the https://vaadin.com/docs/v8/framework/advanced/advanced-push.html but I a 500 please see attachment??
BTW what is the value for " Pushy UI" in the web.xml for my app??
I have downloaded the Dependencies as stated in the https://vaadin.com/docs/v8/framework/advanced/advanced-push.html but I a 500 please see attachment??
BTW what is the value for " Pushy UI" in the web.xml for my app??