Database upgrade to 12.2 fails with ORA-30036: unable to extend segment by 8 in undo tablespace

(Doc ID 2390215.1)

Last updated on MAY 01, 2018

Applies to:

Oracle Database - Enterprise Edition - Version 11.2.0.4 to 12.2.0.1 [Release 11.2 to 12.2]
Information in this document applies to any platform.

Symptoms

Upgrading oracle database from 11.2.0.4 to 12.2.0 fails as below :

 ./dbupgrade -n 2

-----------------------------------------------------
------------------------------------------------------
Identifier POSTUP 18-04-18 04:13:04
SCRIPT = [/u01/app/oracle/product/12.2.0/db_psft/rdbms/admin/catuppst.sql]
ERROR = [ORA-06512: at line 10 ORA-30036: unable to extend segment by 8 in undo tablespace 'UNDOTBS1'
ORA-06512: at line 2
]
STATEMENT = [as above]
------------------------------------------------------
 

Cause

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