FreeBSD 9 "gptboot: invalid backup GPT header" error (boots fine though)

[Andrey V. Elsukov]

On 02.05.2012 17:53, Adam Strohl wrote:
>> % gpart recover da0 
> 
> Good thought, but no dice:
> 
> $ gpart recover da0
> da0 recovering is not needed

I already saw several reports about gptboot's complains on 3ware
controllers, but don't know what is the problem.
The only guess is that a controller incorrectly handles BIOS requests,
when gptboot tries to read GPT header from the end of a large virtual disk.

-- 
WBR, Andrey V. Elsukov