If there is a disk in DISABLE status or there is a class not displayed with the sdxinfo command, do not perform the creation, change, or deletion of any classes, groups, or volumes.
Perform creation, changes, or deletion only after performing recovery of the disk in DISABLE status or of the class not displayed with the sdxinfo command.
For recovering the disk in DISABLE status
See the section "(1) Class becomes closed status during operation." in "D.1.4 Class Status Abnormality."
For recovering classes not displayed with the sdxinfo command
See the section "(2) Class cannot be started when booting the system." in "D.1.4 Class Status Abnormality."