ORA-00450: background process 'CJQ0' did not start

(Doc ID 1449639.1)

Last updated on JUNE 19, 2017

Applies to:

Oracle Database - Enterprise Edition - Version and later
Information in this document applies to any platform.


CJQ background process fails to start with following errors reported in alert..log:

Starting background process CJQ0
Process CJQ0 died, see its trace file
Errors in file /opt/oracle/diag/rdbms/prd1/PRD1/trace/PRD1_pmon_8847376.trc:
ORA-00444: background process "CJQ0" failed while starting
ORA-27140: attach to post/wait facility failed


Sign In with your My Oracle Support account

Don't have a My Oracle Support account? Click to get started

My Oracle Support provides customers with access to over a
Million Knowledge Articles and hundreds of Community platforms