Have you ever come across the Unable to insert the virtual optical disk error? Users, who have a VirtualBox and are trying to create a virtual machine may be accustomed to this message. VirtualBox is open-source software for the x86 computing architecture used to deploy servers, desktops, and embedded operating systems as VMs or Virtual Machines. By definition, the Virtual Optical Disk file simply means that it is a .iso image containing a complete copy of the contents of a CD or DVD. The complete structure of the file along with the contents is stored in this file. The Virtualbox unable to insert virtual optical disk error message may pop up due to a few glitches in the settings. If the VirtualBox is not properly set up on your PC, you may see this error. The article aims to provide methods to clear this issue on various platforms.
How to Fix Virtualbox Unable to Insert Virtual Optical Disk
The method to install VirtualBox on a Linux PC is discussed in this section.
1. Aberto Terminal from the menu, type the following command and press the Entrar key to install VirtualBox.
sudo apt-get install virtualbox
2. Enter login password of your PC in the field and press the Introduza a tecla.
3. Tipo y no Queres continuar? e prema o botón Introduza a tecla.
4. Wait till the installation is complete, type virtualbox, e prema o botón Entrar key to open the VirtualBox.
Method 1: On Ubuntu OS
The following steps describe the method to clear the issue on VirtualBox in the Ubuntu OS.
1. Aberto Terminal on your PC, type the following command, and press the Introduza a tecla.
/media/jerry/VBox_Gas_6.1.32
2. Escriba o seguinte comando e prema Introduza a tecla to run the file.
./VBoxLinuxAdditions.run
3. If you see the output message below, the installation is successful.
Running kernel modules will be replaced when the system is restarted
Method 2: On Other Ubuntu OS Versions
The following steps can be followed to fix the Virtualbox unable to insert virtual optical disk error if the OS of the VirtualBox is either Ubuntu 20, Ubuntu 21, or Ubuntu 22.
1. Aberto VirtualBox VM settings.
2. Fai clic co botón dereito sobre Controller: IDE no almacenamento sección e faga clic en Remove disk from virtual drive opción.
Nota: O Remove disk from virtual drive option is not available, click on Eliminar anexo opción.
3. Prema en Force Unmount botón no VirtualBox- Question fiestra.
4. Aberto Terminal on your PC from the home menu.
5. Type the following command and press Entrar key to create a directory for mounting the Guest Additions installation CD.
sudo mkdir –p /mnt/cdrom
6. Type the following command and press Introduza a tecla to mount the files to the created directory.
sudo mount /dev/cdrom/mnt/cdrom
Nota: If the command doesn’t work, type the command as sudo mount –o loop /dev/cdrom/mnt/cdrom.
7. Escriba o seguinte comando e prema Entrar clave para executar Guest Additions installation software in the directory to fix the Unable to insert the virtual optical disk error.
cd /mnt/cdrom sudo ./VBoxLinuxAdditions.run
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Method 3: On macOS/Linux OS
The following steps can be used to fix the Virtualbox unable to insert virtual optical disk error in VirtualBox with macOS or Linux OS. The steps mentioned are considering a macOS VirtualBox and the steps can be used on Linux OS VirtualBox.
Step I: Alter Settings in Virtual Machine
As a first step, alter the settings of the Virtual Machine by following the steps below.
1. Turn off the macOS Virtual Machine.
2. Fai clic co botón dereito sobre macOS Virtual Machine device in the left pane of the Xestor de VirtualBox.
3. Prema en Configuración opción no menú superior.
4. Prema en almacenamento tab on the left pane of the window.
5. Fai clic co botón dereito sobre Controller: IDE e prema o Adds optical drive icona.
6. Prema en Leave empty botón no VirtualBox- Question fiestra.
7. Seleccionar VBoxGuestAdditions.iso opción no Adxunto menú despregable e prema no botón OK botón.
Step II: Run the VBox File
The next step is to run the VBox file on the Virtual Machine.
1. Turn on macOS Virtual Machine.
2. Double click on VBox_Gas to open the optical disk.
3. Then, double click on VBoxDarwinAdditions.pkg to run the file.
Step III: Enter Recovery Mode
The third step in this option is to enter into the recovery mode to tweak the changes to fix the Virtualbox unable to insert virtual optical disk error on your PC.
1. Abre o Terminal in macOS from the menu, type the estado csrutil command, and press the Introduza a tecla to check the status of the SIP.
2. Preme Tecla F12 to direct you to the Virtual machine’s BIOS setting.
3. Seleccionar Xestor de arranque option using the arrow keys.
4. Seleccionar EFI Internal Shell opción e prema Escape clave para abrir o ficheiro ESI Internal Shell consola.
5. Corre FS2 command to open FS2 interactive Shell.
6. Escriba o seguinte mando e prensa Introduza a tecla to go to the recovery boot image directory.
cd com.apple.recovery.boot
7. Escriba o comando dir e prema o botón Entrar key to view if the kernelcore o ficheiro está dispoñible.
8. Abre o Terminal window, type the command, and press the Entrar key to restart the macOS virtual machine in recovery mode.
sudo nvram recovery-boot-mode=unused && sudo shutdown –r now
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Step IV: Disable macOS SIP
The SIP software or System Integrity Protection in the macOS would not allow you to perform any unauthorized codes on the PC. To fix the Virtualbox unable to insert virtual optical disk error, you have to disable the software to fix the issue.
1. Aberto macOS Utilidades fiestra e fai clic na Terminal opción.
2. Prema en Terminal opción no menú.
3. Escriba o csrutil desactivar comando e prema Introduza a tecla to turn off the SIP.
4. Prema en icona mac e prema en Reinicia option to restart the PC.
Step V: Add VBox Guest Additions CD
The final step is to add the Virtual Machine as a new program to the PC to fix the Unable to insert the virtual optical disk error.
1. Escriba o seguinte comando e prema Introduza a tecla to enable admin privileges to the folder.
/ Sistema / Biblioteca / Extensións /
2. Prema en Dispositivos tab and install VBox Guest Additions CD in the macOS Virtual Machine.
Preguntas máis frecuentes (FAQs)
Q1. Is it free to use VirtualBox?
Ans. The open source machine platform provides a free virtual machine license to people for educational and evaluation use.
Q2. Why does the Unable to Insert the Virtual Optical Disk error pop up?
Ans. This error may occur either due to the glitches on the PC. If the VirtualBox is not properly set up on your PC, this error may pop up.
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The method to fix Virtualbox unable to insert virtual optical disk error in various OS is discussed in this article. Please let us know your suggestions and queries on the topic dealt with in the comments section.