Board Thread:Plants vs. Zombies Heroes/@comment-25546049-20161028204853/@comment-27769607-20161030172538

Not sure if this has happened...

I'm an IOS user, and when I updated and tried to play multiplayer I have to rechoose my name. But then it never works. It says that I didn't follow their format (4-15 characters) but I definitely did. Any idea why?