Mysql Issue can't enable MYSQL feature

I made fresh install of system and virtualmin… (debian 9, 2gb rab) and …

Creating MySQL login … … MySQL database failed! : mysql::execute_sql_logged failed : SQL alter user ‘gfdn’@‘localhost’ identified by ‘test123’ failed : You have an error in your SQL syntax; check the manual that corresponds to your MariaDB server version for the right syntax to use near ‘user ‘gfdn’@‘localhost’ identified by ‘test123’’ at line 1 at /usr/share/webmin/web-lib-funcs.pl line 1476.

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https://www.virtualmin.com/node/64694#comment-808676