After first D800 firmware update which fixed lockup issue, now Nikon is expected to release a second D800 firmware update maybe in this week.
You may read some of the potential fixes below:
- Nikon Japan acknowledged the D800 wireless flash trigger problem and offered a work around – this usually means that a fix will be provided with the next firmware update.
- There are some rumors that Nikon may also provide a fix for the green cast present in the D4/D800 LCD screen and will reset the color profile to look like the D700/D3s.
- Some focusing issue on Nikon D800/E. Nikon has not yet recognized this as a bug. Here is video with detailed testing describing the problem: