Anybody knows what this means (dmesg output)? google wasn't much help
FAT: FAT read failed (blocknr 31773)
1:0:0:0: rejecting I/O to dead device
FAT: bread failed in fat_clusters_flush
FAT: FAT read failed (blocknr 31773)
1:0:0:0: rejecting I/O to dead device
FAT: bread failed in fat_clusters_flush