They did nothing out of the ordinary.
I asked them to simply go to their profile page and connect to steam via the external accounts sections.
I will PM you my website if you want to take a look at it yourself, but after a few tries even with the error persisting, they still get their SteamID...
Hi, I'm on Xenforo 1.5.5 and was running Steam Auth 1.6.2 and suddenly these errors started to get logged in ACP.
I tried updating to the latest 1.6.3 version since it was a bug fix, but it did not solve these issues.
I am currently running PHP 5.6.20
Error Info
ErrorException: Undefined...