Why? makes you so easy to leave the program atvflash with a major bug for a month, and do nothing for Inform to your customers the problem and solution, when you plan to give an update? This program is too expensive for the poor customer service you provide… minimum provide the ability to return previous version that works well…
What bug - you do not say?
Have you applied the update released a few days ago?
Have you submitted a bug report with diagnostic information as described at Bug Reporting - 2nd gen Apple TV - Firecore to help the issue be tracked down?