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.

Like any other game, Roblox has its own share of bugs and errors. Among them is the pesky and annoying Error Code 291, which may rear its ugly head when you are playing a game.

Causes of Roblox 266 error code Based on what we have gathered, the Roblox error code 266 usually exists when you are trying to play a game that you haven’t accessed in a while.

Join Error. Not authorized to join this game (Error Code: 524). If you’re getting this bug and you have no idea how to go about it, this troubleshooting guide will help you.