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I cannot see /dev/sda1 while launching an instance of my AMI through GUI on Amazon EC2.Because of that I am getting an 1/2 check error(Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(8,1))

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Did you specify the kernel to use when you launched your instance ? – gareth_bowles Jan 30 '13 at 5:06
Did you create this AMI yourself? – Skaperen Jan 30 '13 at 8:04

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