Just in case no one else has posted... new firm ware here...

Canon EOS 5D Mark II Firmware Update (http://web.canon.jp/imaging/eosd/firm-e/eos5dmk2/firmware.html)

Firmware changes
This firmware update (Version 2.0.8) incorporates the following changes and fixes.

1.Fixes a phenomenon in which movies are not taken at the shooting mode registered in the user's settings if a shooting mode Aperture priority (or Shutter priority) is registered in any of the camera's user settings (C1, C2, C3) and the user attempts to shoot a movie.
2.Fixes a phenomenon in which the shutter will not release when pressing the shutter button when the auto power off function is set to "on".
3.Fixes a phenomenon in which overexposure occurs when shooting a Live View shooting simulation with the ISO speed set to L.
4.Fixes a phenomenon in which the settings of the Speedlite transmitter ST-E2 revert to the default settings when both the camera and the ST-E2 are set to auto power off.
5.Fixes a phenomenon in which the Macro Ring Lite (MR-14EX, MT-24EX) and slave flash do not sync while shooting wirelessly.