Heya @Chris_White welcome to the community 
Really sorry to hear that the issue is persistent in your case.
Have you tried the steps described below? 
Just making sure that you did not miss this because it’s a long thread.
For most folks, this does the trick. If it doesn’t get things up and running, could you please log a support ticket?
Our agents have the tools to investigate your scenarios ‘from within’ and can therefore better assist in situations when things behave unexpectedly.