Virtualbox 無法開啟Win7 - MAC

之前安裝了Oracle的VM，

一切正常順利～

但今天在開啟時候出現了通知，

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"This virtual machine "WINDOWS7" has termianted unexpectedly during startup

with exit code1"

結果碼： NS_ERROR_FAILURE (0X80004005)

元件： Machine

介面： IMachine {480cf695-2d8d-4256-9c7c-cce4184fa048}
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之後還有以下的通知，

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Kernel driver not installed (rc=-1908)

Make sure the kernel has been loaded successfully
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想請問版上大大這究竟何解？

麻煩各位了QQ

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