ERROR at line 1: ORA-00600: internal error code, arguments: [kcratr_scan_lastbwr], [], [], [], [], [], [], [], [], [], [], []

SQL> create user mrep identified by mrep;
create user mrep identified by mrep
                               *
ERROR at line 1:
ORA-01109: database not open

SQL> alter database open;
alter database open
*
ERROR at line 1:
ORA-00600: internal error code, arguments: [kcratr_scan_lastbwr], [], [], [],
[], [], [], [], [], [], [], []

SOLUTION: Database need to be recovered using below command.


SQL> alter database recover database;

Database altered.

SQL> alter database open;

Database altered.

SQL> create user mrep identified by mrep;

User created.