Kdump service failed to restart due to bad mount point

Issue

• Why did Kdump service failed to restart with below messages on console?

# service kdump restart
Stopping kdump:[  OK  ]
No kdump initial ramdisk found.[WARNING]
Rebuilding /boot/initrd-2.6.18-194.17.4.el5kdump.img
findfs: Unable to resolve 'UUID=1AXRta-yNIc-PlRj-eAHG-L25n-vNff-yeziTT'
mount: special device UUID=1AXRta-yNIc-PlRj-eAHG-L25n-vNff-yeziTT does not exist
/etc/kdump.conf: Bad mount point UUID=1AXRta-yNIc-PlRj-eAHG-L25n-vNff-yeziTT
Failed to run mkdumprd

• "/core" is target specified in kdump.conf.

core_collector makedumpfile -d 31 -c
ext3 UUID=1AXRta-yNIc-PlRj-eAHG-L25n-vNff-yeziTT
path /core

• "/dev/rootvg/core" filesystem is mounted on "/core" mount point.

/dev/rootvg/core        /core                   ext3    defaults        1 2