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Oracle DBA - Database upgrade Assistant failed ORA-01804: Failure to Initialize Timezone Information

Date Added: 26 Nov.2019 Date Updated: 26 Nov.2019 Oracle DBA Full Blog

Database upgrade Assistant failed ORA-01804: Failure to Initialize Timezone Information

DBUA Upgrade  to 12c  Fails with below Error Message:

Issue:

Database upgrade Assistant failed to detect options for this Oracle installation.

 

Databaseupgrade1.jpg

Solution -

Unset ORA_TZFILE environment variable and then restart DBUA
 
$ unset ORA_TZFILE
 
Reference doc-
DBUA Fails with Error :"ORA-01804: Failure to Initialize Timezone Information" (Doc ID 2161428.1)