Probably a lie, or they are mistaken. They can contact support if they have actual issues
The "hacker" group (and I use that term very lightly) that got everyone riled up about 'taking down Adopt Me' has officially given up because the 1 exploit they have doesn't work on our game. This is why you shouldn't believe everything you read on the internet, kids 
-
-
This Tweet is unavailable.
-
-
-
-
What do I do if I got hacked
-
If you can't login into your roblox account, contact Roblox support
- 1 more reply
New conversation -
-
-
This is a really bad mindset. Hackers will always try to find ways into your game and there will always be ways. You just have to keep your security one step ahead.
-
Our mindset has always been and will always be security-first. This tweet is referring to a specific situation that happened last week, that caused many players to worry
- 2 more replies
New conversation -
-
-
And adults
Thanks. Twitter will use this to make your timeline better. UndoUndo
-
-
-
I’m not a kid ima Pre-teen XD
- End of conversation
New conversation -
-
-
Good job! Handling these rumours they were getting out of hand. Ty very much
Thanks. Twitter will use this to make your timeline better. UndoUndo
-
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.