On Wed, May 03, 2006 at 11:31:33AM -0700, Ges wrote:
> 
> Hi,
>  
>  Does anyone know why I get this error out of the blue when using the USRP ??
>  

>  write_internal_ram failed: error sending control message: Protocol error
>  usrp: failed to load firmware 
> /usr0/local/gr/share/usrp/rev2/usrp_firmware.ihx.

Did you change anything on the machine you were using, such as the
kernel?  If so, what version of the kernel are you using?
I believe there was a regression in the USB stack in 2.6.15.

Eric


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