If in the UK then you can get one from amazon http://www.amazon.co.uk/gp/product/B00FB60N5A?psc=1&redirect=true&ref_=oh_aui_detailpage_o03_s00
I had the same issue of not reprogramming the mmc... The solution that worked for me was to format the sd card and put latest version of debian.... Hope this helps... -- For more options, visit http://beagleboard.org/discuss --- You received this message because you are subscribed to the Google Groups "BeagleBoard" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
