Fix Authentication Failed, Error Code: 0, An error was encountered during authentication on Roblox by following the suggestions in this post.

Running through some trouble while playing Roblox and getting error codes? Here's what they mean and how to fix them during The Hunt.

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.