I have a similar problem to the following thread;
Latest debian update breaks VirtualBox/phpVirtualBox plugin?
However, since I am using OMV4, thought I'd start a new ...
Starting any virtual machine gives the above message. The Debian syslog shows the following;
Nov 11 09:44:15 openmediavault virtualbox[876]: Loading VirtualBox kernel modules...No suitable module for running kernel found ... failed!
Nov 11 09:44:15 openmediavault virtualbox[876]: failed!
Nov 11 09:44:15 openmediavault systemd[1]: virtualbox.service: Control process exited, code=exited status=1
Nov 11 09:44:15 openmediavault systemd[1]: Failed to start LSB: VirtualBox Linux kernel module.
Nov 11 09:44:15 openmediavault systemd[1]: virtualbox.service: Unit entered failed state.
Nov 11 09:44:15 openmediavault systemd[1]: virtualbox.service: Failed with result 'exit-code'.
Module: virtualbox
Version: 5.2.18
Kernel: 4.18.0-0.bpo.1-amd64 (x86_64)
This is a clean install of OMV4, not an upgrade ...
... has anyone also seen this? Is this a known incompatibility?