ORA-01405: Fetched Column Value Is Null For An Advanced Queue (Doc ID 1162862.1)

Last updated on JUNE 25, 2016

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.1 to 11.2.0.3 [Release 11.2]
Information in this document applies to any platform.
***Checked for relevance on 10-Oct-2013***

Symptoms

You check database alert log file and see several entries of following error:

ORA-01405: fetched column value is NULL


The associated database trace brings more information showing the problem is happening for an Advanced Queue, normally the System Queue SYS.SYS$SERVICE_METRICS_TAB:

*** ACTION NAME:(QMON Slave) 2010-05-14 13:20:23.983

kwqdlScanDeqLog during stmt fetch: retval -1, errnum 1405, errbuf ORA-01405: fetched column value is NULL

kwqitmmit during kwqitmmit:deq log proc: Error 1405 in Queue Table SYS.SYS$SERVICE_METRICS_TAB

*** 2010-05-14 13:20:24.501
kwqicaclcur: Error 1405
Cursor Session Number : 8
Cursor Session Serial : 1426
Cursor Pin Number : 24585
kwqitmmit during kwqitmmit:end proc: Error 1405 in Queue Table SYS.SYS$SERVICE_METRICS_TAB
kwqitptm: error 1405 encountered during serving 12861
KSV 1405 error in slave process

*** 2010-05-14 13:20:24.514
ORA-01405: fetched column value is NULL
ORA-01405: fetched column value is NULL
OPIRIP: Uncaught error 447. Error stack:
ORA-00447: fatal error in background process
ORA-01405: fetched column value is NULL
ORA-01405: fetched column value is NULL


Note: The issue can happen for any queue, the SYS$SERVICE_METRICS_TAB has been used to demonstrate the problem.

Changes

Upgraded or using 11.2 database version.

Cause

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