Yahoo API: Executing "./seupdate.sh" throws exception when executed with the arguments '--groups --listings'

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Project: Yahoo API.
Component Used: ./seupdate.sh
Build:tsa-build-bidmgr-2010-03-10-p10-r25179
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On making modification to adgroups,keywords,ads and executing the SE Updater
with the argument '--groups --listings' throws exceptions that says "2010-03-11
06:03:17.265 (2) [P1T2]: Exception [syncing listings, returning
]:com.thesearchagency.searchengines.SearchEngineCommandException:
java.lang.NullPointerException..."

Steps to reproduce:

1. Log into Yahoo Online Marketing using the valid credentials. (Logs into
Cellular Safety Comission account in this case.)
2. Copy an existing Adgroup to another campaign (TestCamp1-Adgroup5 moved from
TestCamp1 to Pradeep-testing2 ) ,with the "Pause Ad Group" field to be "No" ,
deselect the 'content' match type , select SS Type as 'Standard'.
3. Execute the SE Updater with the following command and observe:

./seupdate.sh -d3 --seuser 445 --groups --listings

Expected Result:
The script should execute successfully without any exception and show that 1
group has been added to the campaign 'Pradeep-testing2'.

Actual Result:
The script executed and the modfication was done successfully but the
following exception was thrown

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2010-03-11 06:03:17.265 (2) [P1T2]: Exception [syncing listings, returning
]:com.thesearchagency.searchengines.SearchEngineCommandException:
java.lang.NullPointerException
at
com.thesearchagency.searchengines.yahoo.YahooAPISearchEngine$ListingChunk.getListings(YahooAPISearchEngine.java:3224)
at
com.thesearchagency.searchengines.SearchEngineUpdater$SearchEngineAccountWorker.syncListings(SearchEngineUpdater.java:1635)
at
com.thesearchagency.searchengines.SearchEngineUpdater$SearchEngineAccountWorker.run(SearchEngineUpdater.java:1576)
at com.carldunham.jst.concurrency.ThreadPool$WorkerThread.run(ThreadPool.java:248)
Caused by: java.lang.NullPointerException
at
com.thesearchagency.searchengines.yahoo.YahooAPISearchEngine$ListingChunk.getListings(YahooAPISearchEngine.java:2970)
... 3 more
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> Attaching the full report that was obtained.