Checking Configuration has not been completed - "your system is not ready for use by Virtualmin"

IYup sorry i only read version nr not the LTS behind it and don’t use Ubuntu myself.
So therefore don’t know about version nr’s being LTS.

@nureddin search gives more this is only one
“The procmail command in the Postfix configuration does not exist” - Help! (Home for newbies) - Virtualmin Community