EBS 11i with 11.2.0.4 : adpreclone dbTier fails

@&lt

Hi,

We recently upgraded our production instance to 11.2.0.4 from 10GR2.    We need to clone an instance for TEST.   as part of clone , we are trying to execute adpreclone.pl dbTier.   However, it is failing with following error

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Started StageDBTier at Mon Jul 28 17:09:18 EDT 2014

Version:

    StageDBTier.java    :     115.27

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                   ADX Database Utility                      

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getConnectionUsingAppsJDBCConnector() -->

    APPS_JDBC_URL='null'

    Trying to get connection using SID based connect descriptor

getConnection() -->

    sDbHost    : <server>

    sDbDomain  : <domain>

    sDbPort    : 1525

    sDbSid     : PERC

    sDbUser    : apps

    Trying to connect using SID...

getConnectionUsingSID() -->

    JDBC URL: jdbc:oracle:thin:@&lt;server>.<domain>:1525:PERC

    Connection obtained

-------------------ADX Database Utility Finished---------------

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