502 on a proxy means either the proxy has something wrong with it (unlikely, but worth a restart of the proxy to check), or that the thing it is proxying is not running or talking to the proxy.
Check what JIRA is doing, by reading the logs, and try a curl of the base url from the JIRA server to see if it can at least return its own login page.
Connect with like-minded Atlassian users at free events near you!Find a group
Connect with like-minded Atlassian users at free events near you!
Unfortunately there are no AUG chapters near you at the moment.Start an AUG
We're bringing product updates and pro tips on teamwork to ten cities around the world.Save your spot