用刻录光盘安装solars的时候提示下面错误.大家帮忙分析下

{0} ok boot cdrom
Boot device: /pci@0/pci@0/pci@1/pci@0/pci@1/pci@0/usb@0,2/hub@4/device@4/storage@0/disk@0:f  File and args:
Can't read disk label.
Can't open disk label package
ERROR: boot-read fail


Can't open boot device

{0} ok boot /pci@0/pci@0/pci@1/pci@0/pci@1/pci@0/usb@0,2/hub@4/device@4/storage@0/disk@0:f
Boot device: /pci@0/pci@0/pci@1/pci@0/pci@1/pci@0/usb@0,2/hub@4/device@4/storage@0/disk@0:f  File and args:
Can't read disk label.
Can't open disk label package
ERROR: boot-read fail


Can't open boot device

{0} ok


显示如上.用刻录光盘安装solars的时候提示下面错误.大家帮忙分析下.是什么问题引起的

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