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.

4] Log out, then login back to Roblox If login issues cause this error, try signing out of your Roblox account and then logging back in. See if this fixes the issue for you. You can also check ...