12.2: Preupgrade command Fails with:"ERROR - Unable to run sqlplus due to:"

(Doc ID 2246672.1)

Last updated on JANUARY 03, 2018

Applies to:

Oracle Database - Enterprise Edition - Version 12.2.0.1 and later
Information in this document applies to any platform.

Symptoms

Execution of Preupgrade shows :

bash-4.1$ $ORACLE_HOME/jdk/bin/java -jar $ORACLE_HOME/rdbms/admin/preupgrade.jar

ERROR - Unable to run sqlplus due to:

OR

DBUA fails with the following error :

SEVERE: racle.assistants.dbua.prereq.PrereqChecker logPrereqResults
SEVERE: Error in preupgrade tool execution. ERROR -
ERROR - Unable to run sqlplus due to:
ORA-06512: at "SYS.UTL_FILE", line 106
ORA-06512: at "SYS.UTL_FILE", line 746
ORA-06512: at "SYS.DBMS_PREUP", line 9416
ORA-06512: at line 8

 

Cause

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