Fix #6: Delete the Roblox Logs. Some Roblox players have discovered that clearing the Roblox log files did help in fixing error 277. If you haven’t tried this solution yet, here’s how it’s done: ...

Here's how to fix Roblox error code 277 (Disconnection Error) and 901 (Authentication Error) on Windows 11/10 PC or Xbox One.

How to fix Roblox 277 error? Below are the solutions that you can try if you want to fix Roblox error code 277.