Virtual box guest additions: modprobe vboxsf failed

Ubuntu 無法安裝 VirtualBox Guest Additions 出現下面訊息:
Virtual box guest additions: modprobe vboxsf failed
解決方式:

1. 開啟終端機輸入
sudo apt-get install dkms build-essential linux-headers-$(uname -r)

2. reboot

3. 掛載  VirtualBox Guest Additions imageCD

4. cd /media/<username>/VBox_GAs_5.2.18

5. sudo ./VBoxLinuxAdditions.run

或是:
 

1. 開啟終端機輸入 sudo apt-get install virtualbox-guest-dkms

2. sudo apt-get install linux-headers-virtual

3. 重新開機

4. 掛載  VirtualBox Guest Additions imageCD

5. cd /media/<username>/VBox_GAs_5.2.18

6. sudo ./VBoxLinuxAdditions.run