tune2fs: Bad magic number in super-block while trying to open /dev/sdb1

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http://serverfault.com – I am experiencing the above problem and I have no idea what caused this. Can someone help me figure this out? Thanks a . 1) I have already had my first disk /dev/sda working properly, now I am trying to create another FS on the 2nd disk: $fdisk /dev/sdb [I pressed n, p, w under fdisk] 2) I took a look at the result of fdisk $fdisk -l Disk /dev/sda: 1999.0 GB, 1998998994944 bytes 255 heads, 63 sectors/track, 243031 cylinders, total 3904294912 sectors Units = sectors of 1 * 512 = 512 bytes Sector size (logical/physical): 512 bytes / 512 bytes I/O size (minimum/optimal): 512 bytes / 512 b (HowTos)