ORA-16038 ORA-19809 ORA-00312

Got the error when starting an Oracle database:

SQL> startup
ORACLE instance started.

Total System Global Area 1010827264 bytes
Fixed Size                  2045480 bytes
Variable Size             385878488 bytes
Database Buffers          603979776 bytes
Redo Buffers               18923520 bytes
Database mounted.

ORA-16038: log 3 sequence# 42 cannot be archived
ORA-19809: limit exceeded for recovery files
ORA-00312: online log 3 thread 1: '/u02/oradata/DB/redo03.log'

Solution: 

To solve ORA-19809 error, increase the value of db_recovery_file_dest_size parameter. And start the database:

SQL> ALTER SYSTEM SET DB_RECOVERY_FILE_DEST_SIZE=3G SCOPE=BOTH;

SQL> shutdown abort

SQL> startup