pre-flash backup fails

[Jim Morris]

Andy Green wrote:

> 
> Yes dfu-util can be a bit promiscuous about which USB device it will try
> to work with, I recall it trying to flash my device when I first met it
> by talking to USB bluetooth device on that laptop.
> 
> I changed it to add
> 
> - -d 0x1d50:0x5119
> 
> to the dfu-util commandline and it was able to discriminate the
> Freerunner USB device properly.
> 
> If that's the problem it should help.

In my case that is not the problem, it actually gets quite a long way through uploading the rootfs 
to my host via USB, before this happens. How far through it gets seems to vary each time I try it.

Thanks

-- 
Jim Morris, http://blog.wolfman.com