I'm trying to install NodeBB on Koding just for some testing. When I run sudo apt-get update && sudo apt-get upgrade, I get this, I'm not sure how I'm supposed to enter OK since It won't let me enter anything and I've tried clicking/pressing enter :
The GRUB boot loader was previously installed to a disk that is no longer present, or whose unique identifier has changed. For some reason. It is important to make sure that the installed GRUB core image stays in sync with GRUB modules and grub.cfg. Please check again to make sure that GRUB is written to the appropriate boot devices.
If you're unsure which drive is designated as boot drive by your BIOS, it is often a good idea to install GRUB to all of