SMON (ospid: 18859): terminating the instance due to error 21779

oracle 11.2.0.3 shutdown immediate

Completed: ALTER DATABASE DISMOUNT ARCH: Archival disabled due to shutdown: 1089 Shutting down archive processes Archiving is disabled ARCH: Archival disabled due to shutdown: 1089 Thu Dec 10 22:34:11 2020 Errors in file /oracle/app/oracle/diag/rdbms/zwa/zwa1/trace/zwa1_smon_18859.trc: ORA-21779: duration not active Shutting down archive processes Archiving is disabled Thu Dec 10 22:34:11 2020 Stopping background process VKTM SMON (ospid: 18859): terminating the instance due to error 21779 Thu Dec 10 22:34:11 2020 System state dump requested by (instance=1, osid=18859 (SMON)), summary=. System State dumped to trace file /oracle/app/oracle/diag/rdbms/zwa/zwa1/trace/zwa1_diag_18115.trc Instance terminated by SMON, pid = 18859