After encountering some issues with the recently release firmware version 2.0.3, Canon was forced to pull the long awaited update. That was just two days ago!
This morning Canon Japan has released an update (version 2.0.4) that promises to fix those problems encountered by some users who had upgraded earlier in the week.
If you had upgraded to version 2.0.3, it is recommended that you upgrade again to this new version 2.0.4.
You can find more information about the update and instructions on downloading it here: