Error code 279 in Roblox relates to your device’s connectivity to the game server. You may often see the error code mentioned alongside the “ID=17 Failure” message.

You’ll find the app in > C:\Users\username\AppData\Local\Roblox\Versions\ Once you see the Roblox app in the list, simply check both the “ Private ” and “ Public ” boxes in front of it.

Basic Reinstall: Uninstall Roblox through your control panel (or Apps settings) and then download and install a fresh copy from the Roblox website. This is your first line of defense.

Visit Roblox’s official Roblox Status page. Under User, Player, and Creator are separate serves. If it says anything other than “Operational,” there will be connection issues.