How to solve ORA-4068

I was amazed by this oneliner in stackoverflow. First, let me introduce you my old foe, ORA-04068 : Session 1: SQL> CREATE OR REPLACE PACKAGE P AS 2 X NUMBER;Y NUMBER;END; 3 / Package created. SQL> exec P.X := 1 PL/SQL procedure successfully completed. Session 2: SQL> CREATE OR REPLACE PACKAGE P AS 2 X […]