Problems upgrading 7001 to 7002-3-4

when trying to upgrade from 7001 to any of the newer upgrade packs i get this :-

WARNING: A column cannot have a unique constraint as true, if it alone participa
tes in the PKDefinition of that tableDefinition. TableName :: BackupSchedule, co
lumnNames :: [BACKUPID]
24-Oct-2007 10:34:10 com.adventnet.updatemgr.conf.DataModelUpdater updateDataMod
el
INFO: ISReverting : true : isJarFile false : newLocation Patch\AdventNet_ManageE
ngine_ServiceDesk_Plus-7.0.0-SP-0.4.0\SERVICEDESK\/applications/AdventNetService
Desk.eear/AdventNetHelpDesk.ear/conf/data-dictionary.xml : dd : com.adventnet.db
.persistence.metadata.DataDictionary@2d80ae
********************************************************************************
******
Going to update = com.adventnet.db.persistence.metadata.DataDictionary@2d80ae
********************************************************************************
******
24-Oct-2007 10:34:15 com.adventnet.db.adapter.DBInitializer stopDBServer
INFO: Command to stop DB server [cmd, /c, .\\bin\stopDB.bat, 33366, root]
24-Oct-2007 10:34:25 com.adventnet.updatemgr.conf.SDPConfFilesUpdator install
INFO: Problem during installation of patch
java.lang.NullPointerException
at com.adventnet.updatemgr.conf.XML2DOUpdater.parseXML(XML2DOUpdater.jav
a:662)
at com.adventnet.updatemgr.conf.XML2DOUpdater.checkAndParse(XML2DOUpdate
r.java:650)
at com.adventnet.updatemgr.conf.XML2DOUpdater.diffXml(XML2DOUpdater.java
:605)
at com.adventnet.updatemgr.conf.XML2DOUpdater.updateChanges(XML2DOUpdate
r.java:155)
at com.adventnet.updatemgr.util.ConfUtils.applyConfChanges(ConfUtils.jav
a:769)
at com.adventnet.updatemgr.util.ConfUtils.invoke(ConfUtils.java:903)
at com.adventnet.updatemgr.conf.SDPConfFilesUpdator.install(SDPConfFiles
Updator.java:45)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at com.adventnet.tools.update.installer.Unzipper.contextPostInstallation
(Unzipper.java:1267)
at com.adventnet.tools.update.installer.Unzipper.invokePostInstallationC
lasses(Unzipper.java:1099)
at com.adventnet.tools.update.installer.ApplyPatch.installPatch(ApplyPat
ch.java:290)
at com.adventnet.tools.update.installer.ApplyPatch.run(ApplyPatch.java:2
24)
at java.lang.Thread.run(Unknown Source)