cannot attach medium 'xxx' : medium is already in use by this snapshot!

cannot attach medium ‘xxx’ {xxx} from snapshot ‘xxx’: medium is already in use by this snapshot! 昨天搞虛擬機搞到了凌晨，結果第二天打開VirtualBox發現了這個報錯，而且你點到那個報錯的虛擬機直接給你卡死了。 報錯的界面如下圖所示： 我去網上搜了這個報錯，幾乎沒有！！！ 因爲我這個虛擬機很重要，所

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