virtualbox中加载已有硬盘时的UUID错误

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D:\Program Files\Oracle\VirtualBox>VBoxManage internalcommands sethduuid D:\-gemini\weblogic\weblogic_win7.vdi

UUID changed to: cf6ffa6b-380d-41e9-bf17-f4ca01bb164e

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D:\Program Files\Oracle\VirtualBox>VBoxManage internalcommands sethduuid D:\-gemini\websphere\websphere_win7.vdi

UUID changed to: 270d57fb-a2f2-414c-9479-1672df1cf47a