Queryable Patch inventory – Issue/Solutions for ORA-20012: job_queue_processes set to zero and Inventory can not be loaded
(Doc ID 2283073.1)
Last updated on OCTOBER 31, 2019
Applies to:Oracle Database - Enterprise Edition - Version 18.104.22.168 and later
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.
During execution of datapatch or DBMS_QOPATCH fails with error
SQL Patching tool version 22.214.171.124.0 on Sat Jul 1 01:50:07 2017
Copyright (c) 2014, Oracle. All rights reserved.
Connecting to database…OK
Queryable inventory could not determine the current opatch status.
Execute ‘select dbms_sqlpatch.verify_queryable_inventory from dual’
for the complete error.
Prereq check failed, exiting without installing any patches.
SQL> select dbms_sqlpatch.verify_queryable_inventory from dual ;
ORA-20012: job_queue_processes set to zero and Inventory can not be loaded
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