ORA-28014: cannot drop administrative users

Just so I don't forget :)

SQL> drop user apex_180100 cascade;

Error starting at line : 1 in command -
drop user apex_180100 cascade
Error report -
ORA-28014: cannot drop administrative users

SQL> alter session set "_oracle_script"=true;

Session altered.


SQL> drop user apex_180100 cascade;

User APEX_180100 dropped.