DBUA Error: "The Upgrade Assistant failed in bringing up the database from Oracle Home" (Doc ID 2018703.1)

Last updated on JUNE 11, 2015

Applies to:

Oracle Database - Enterprise Edition - Version 12.1.0.2 and later
Information in this document applies to any platform.

Symptoms

Unable to upgrade the database from 10.2.0.5 to 12.1.0.2, DBUA shows the source database is down though the database is up and running when checked using sqlplus .

The error  message : "The Upgrade Assistant failed in bringing up the database <SID> from Oracle Home" appears in the DBUA screen when you click the next button.

 

 

Changes

 Upgrading Database from 10.2.0.5 to 12.1.0.2

Cause

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