MSsql server won't start, how to fix?

Question

ubuntu

here is what
ubuntu 20.04 gives out
mssql 19
/opt/mssql/bin/sqlservr this is
I don’t understand what swears
PS : SUDO does not help, everything worked before

Answer 1

I don't understand what he's complaining about

In the same place, in red on purple, it says " permission denied "
Either there are no rights to launch, or you are launching from the wrong user, etc...

Answer 2

Try disabling SeLinux (not safe and do it strictly if you understand what might break) if chmod doesn't help.