Steam, the world’s largest digital gaming marketplace, reportedly suffered a major service outage on Monday, leaving large numbers of users unable to access their game libraries or connect to online features.

Gamers reported problems accessing the popular online game Roblox late on Thursday, Dec. 18, according to outage-tracking website DownDetector.com.

Users of Reddit and X encountered widespread service disruptions Thursday afternoon — with both platforms experiencing intermittent outages, according to data from Downdetector.