Software⏱️ 2 min read📅 2026-05-31

How to Fix: VirtualBox: mount.vboxsf: mounting failed with the error: No such device

VirtualBox mounting failed with error: No such device. Guest Additions installed.

Quick Answer: Check if the shared folder path in VirtualBox matches the path created on the guest OS, and try mounting again with the correct path.

The error ‘mount.vboxsf: mounting failed with the error: No such device’ in VirtualBox on OS X occurs when the shared folder is not properly configured or if the mount command is executed incorrectly. Ensuring that the shared folder exists in both the host and guest operating systems, as well as correctly specifying the path for mounting, can resolve this issue.

🛠️ Step-by-Step Verified Fixes

Method 1: Correct Shared Folder Path

  1. Step 1: Ensure the shared folder path in VirtualBox matches the destination path in the guest OS.

Method 2: Correct Mount Command

  1. Step 1: Use the correct mount command with the shared folder name and destination path. In this case, it should be `sudo mount -t vboxsf myfolder /home/user/myfolder` where `myfolder` is the shared folder created in VirtualBox.

✨ Wrapping Up

By following these steps, you should be able to resolve the ‘mount.vboxsf: mounting failed with the error: No such device’ issue in VirtualBox on OS X. If the problem persists, consider consulting the official VirtualBox documentation or seeking additional support from the community.

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