Please report it at https://www.warlight.net/ReportBug
It sounds like something isn't downloading correctly from the CDN. There was a small change to the way the CDN works in the recent update.
When you try it in chrome, press F12 first, then go to the Network tab, and then try to join/play the game. If there are any errors here, please take a screenshot of them and include it in the bug report.