Thank you very much for using a FUJIFILM X-Pro1.
We are very sorry to announce that we have found a malfunction on the movie function in the upgraded firmware version 3.00 posted on 23 Jul 2013. We are improving the firmware and we will post it again once we complete the improvement. We deeply apologise for any inconvenience that this may cause.
We have now released version 3.01 which fixes this issue. If you are running version 3.00 and are experiencing this problem, please update to version 3.01 which can be downloaded from the following link