Apple Looking into iOS 7 iMessage Bug
Apple acknowledged a problem within iOS 7 affecting iMessage and has said it’s looking into fixing it.
The Wall Street Journal pointed to a statement from Apple  where the company noted the issue with messages not being sent through iMessage and indicated a fix would be coming in a future iOS 7 update.
iOS 7 was released on Sept. 18 and has seen enormous adoption rates so far, with Apple announcing that more than 200 million Apple device owners had already downloaded the update .
Since the release, Apple has already rolled out one update to address a security flaw that could allow someone to bypass the lock screen passcode.