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DBUA Error ORA-04031 unable to allocate 4120 bytes of shared memory, ORA-01034: ORACLE not available, ORA-00600: internal error code, arguments: [504] (Doc ID 789779.1)

Last updated on FEBRUARY 01, 2022

Applies to:

Oracle Database - Enterprise Edition - Version to [Release 9.2 to 12.1]
Oracle Database Cloud Schema Service - Version N/A and later
Oracle Database Exadata Express Cloud Service - Version N/A and later
Oracle Database Exadata Cloud Machine - Version N/A and later
Oracle Cloud Infrastructure - Database Service - Version N/A and later
Information in this document applies to any platform.
Oracle Server Enterprise Edition - Version:


Using DBUA to upgrade DB database to higher version, this could occur with any other 10.2/11.2/12.1 release as well,  the following errors are logged in the DBUA log:-


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