I am having this problem where I open up iMessage on my iPod Touch 4th Gen iOS 6.0.1 and it freezes after 3 seconds. There is a specific message that is causing this. This app opens up at this ...
I've received a huge iMessage and now the App hangs. I can't remove the App, because it's only possible via the menu item which is not responding. Removing ~/Documents/iChat/* and ~/Library/Messages/* ...