VirutalBox: VERR_PDM_MEDIA_LOCKED cannot mount guest additions iso – Xinyustudio
Linuxys: [Solved] Virtualbox: Could not mount the media/drive
Ответы Mail.ru: Не удается подключить виртуальный оптический диск
Deep Sukhwani Blogs CS50 Appliance - Error \"Could Not Mount The Media/drive \'/Applications/VirtualBox.app/Contents/MacOS/VBoxGuestAdditions.iso\' ( VERR_PDM_MEDIA_LOCKED)\" When Trying To Install VirtualBox Guest Additions | BlogAdda