Discoverer Workbooks Intermittently Fail With 'Intermittent Java.Lang.Outofmemory' Error (Doc ID 466697.1)

Last updated on JANUARY 07, 2016

Applies to:

Oracle Discoverer - Version 10.1.2.0.0 to 10.1.2.3 [Release 9.0.4 to 10.1.2]
Information in this document applies to any platform.
***Checked for relevance on 06-Sep-2012***


Symptoms

Users running Discoverer 10g (10.1.2) worksheets are intermittently receiving the following error:

Unexpected error in state machine: java.lang.OutOfMemoryError



The Discoverer session logs are also showing errors like the following:

YY/10/01 06:34:32 Logkeys: exceptions discoiv.servlet_exceptions
YY/10/01 06:34:38 Discoverer Model - 10.1.2.54.25
Session ID:200710010634352444
<200710010634352444>: Unexpected error in state machine: java.lang.OutOfMemoryError
<200710010632282020>: Unexpected error in state machine: java.lang.OutOfMemoryError



Changes

You may have recently increased the Discoverer cache memory setting 'MaxVirtualHeapMem' and 'MaxVirtualDiskMem' in global preferences file $ORACLE_HOME/discoverer/pref.txt. to correct an issue with the error "The System Is Running Low On Virtual Memory"

Cause

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