11gR2 DBUA Fails With "Null" and trace file shows "Could not launch SQLPLUS. Failed during initialization" (Doc ID 1384810.1)

Last updated on MAY 01, 2014

Applies to:

Oracle Server - Enterprise Edition - Version 11.2.0.1.0 and later
Information in this document applies to any platform.

Symptoms


After selecting the source database for upgrade, a pop-up window appears and shows

"null"
"null"

'OK'


The trace.log shows  [SQLEngine.initialize:363] Starting Reader Thread...

 [SQLEngine.executeImpl:1516] Could not launch SQLPLUS. Failed during initialization
 [OracleHome.getVersion:885] OracleHome.getVersion called. Current Version: 11.2.0.2.0
 [OracleHome.initOptions:1276] There is an error in creating the following process:
$ORACLE_HOME/bin/sqlplus -S -N /NOLOG
The error is:
java.io.IOException: There is an error in creating the following process:
$ORACLE_HOME/bin/sqlplus -S -N /NOLOG

The error is:
at oracle.sysman.assistants.util.sqlEngine.SQLEngine.setDefaultEngineSettings(SQLEngine.java:2332)
at oracle.sysman.assistants.util.sqlEngine.SQLEngine.initialize(SQLEngine.java:424)
at oracle.sysman.assistants.util.sqlEngine.SQLEngine.<init>(SQLEngine.java:294)

Cause

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