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VERR_VD_IMAGE_READ_ONLY) : r/virtualbox
FIX: VirtualBox Failed to open Hard Disk file. Cannot register virtual hard disk because a disk with the same UUID already exists.(Solved) - wintips.org - Windows Tips & How-tos
VirtualBox failed to register and open Hard Disk image file
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VERR_VD_IMAGE_READ_ONLY) : r/virtualbox
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