try clean install ubuntu server  or desktop  18.04  and  19

try clean install debian 9.9 

use root account and normal account  but same error, 

try install  gui or console  same error

Is there a requirement to be considered during the installation phase.

same server try the install version 10. 10021    installation success  

but upgrade fail ....   this version bug mail connection not imposible.. hot fix not working.