ORA-32004

Facing below issue on Oracle 12c database.

SQL> startup
ORA-32004: obsolete or deprecated parameter(s) specified for RDBMS instance 
ORACLE instance started.

solution:-

Down Database.
SQL> shut immediate
Database closed.
Database dismounted.
ORACLE instance shut down.

Edit PFILE:-

Go to PFILE location.

[sujeet@oracle ~]$ cd $ORACLE_HOME/dbs

[sujeet@oracle dbs]$ vi initORCL.ora

commit below parameter.

#sec_case_sensitive_logon = FALSE

save pfile.

start database with pfile.

SQL> startup pfile=/apps/dba/db/tech_st/12.1.0.2/dbs/initORCL.ora

ORACLE instance started.

Total System Global Area 2147483648 bytes

Fixed Size                  2926472 bytes

Variable Size             872417400 bytes

Database Buffers         1258291200 bytes

Redo Buffers               13848576 bytes

Database mounted.

Database opened.

SQL> create spfile from pfile;

File created.

SQL> shut immediate

Database closed.

Database dismounted.

ORACLE instance shut down

SQL> startup

ORACLE instance started.

Total System Global Area 2147483648 bytes

Fixed Size                  2926472 bytes

Variable Size             872417400 bytes

Database Buffers         1258291200 bytes

Redo Buffers               13848576 bytes

Database mounted.

Database opened.

Issue resolved.