SQLError: java.sql.SQLException: ORA-04068: existing state of packages has been discarded ORA-04061:

RDBMS on linux 4.14.35-2047.510.5.4.el7uek.x86_64

RDBMS = Release 12.2.0.1.0

i have this in place and still the msg occurs

alter system set "_disable_fast_validate"=true =spfile sid='*'; 

self-tuning)'] ERROR

SQLError: java.sql.SQLException: ORA-04068: existing state of packages has been

discarded ORA-04061: existing state of package ".MSD_XFORM" has been invalidated

ORA-04065: not executed, altered or dropped package ".MSD_XFORM" ORA-06508: PL/SQL:

could not find program unit being called: ".MSD_XFORM" ORA-06512: at line 1