SD+7 SP05 Backup problem

Hi,
I have trial version Service Desk Plus 7 SP05.
The problem is that I cannot make backup.
When I start backUpData.bak script I have messages:

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C:\AdventNet\ME\ServiceDesk\bin>backupdata
Starting....
Active DB Server = mssql
Database connectionProp : null
Database started
9.11.2007 15:17:28 com.adventnet.servicedesk.server.utils.SDDataManager <init>
INFO: rootDir :: ..
9.11.2007 15:17:28 com.adventnet.servicedesk.server.utils.SDDataManager <init>
INFO: netutilsData :: {RELEASE={version=7.0.0}, BUILD={number=7005}}
9.11.2007 15:17:28 com.adventnet.servicedesk.server.utils.SDDataManager <init>
INFO: rebrandData :: {OPMANAGER={name=OpManager}, PRODUCT={name=AdventNet Manage
Engine ServiceDesk Plus}, ADMANAGER={name=ADManager}}
tableNames = 787
[ creating backup_info.xml ] : false
Going to take full backup with file attachments
deleting duplicate entries in WordMap table : 0

Please wait ! backup in Progress...................
0-----------------------50------------------------100(%)
=ERROR = *Invalid object name 'aaaacchttpsession'.*
ERROR = *Invalid object name 'aaaacchttpsession'.*
java.lang.Exception: Unable to get the data from [aaaacchttpsession] table
at com.adventnet.servicedesk.tools.SDBackUp.dumpTable(SDBackUp.java:492)

at com.adventnet.servicedesk.tools.SDBackUp.dumpTable(SDBackUp.java:511)

at com.adventnet.servicedesk.tools.SDBackUp.dumpTable(SDBackUp.java:511)

at com.adventnet.servicedesk.tools.SDBackUp.startBackup(SDBackUp.java:24
0)
at com.adventnet.servicedesk.tools.SDBackUp.process(SDBackUp.java:78)
at com.adventnet.servicedesk.tools.SDBackUp.main(SDBackUp.java:1020)

stopping DB Server >>>>> false
java.lang.Exception: Unable to get the data from [aaaacchttpsession] table
at com.adventnet.servicedesk.tools.SDBackUp.dumpTable(SDBackUp.java:492)

at com.adventnet.servicedesk.tools.SDBackUp.dumpTable(SDBackUp.java:511)

at com.adventnet.servicedesk.tools.SDBackUp.dumpTable(SDBackUp.java:511)

at com.adventnet.servicedesk.tools.SDBackUp.startBackup(SDBackUp.java:24
0)
at com.adventnet.servicedesk.tools.SDBackUp.process(SDBackUp.java:78)
at com.adventnet.servicedesk.tools.SDBackUp.main(SDBackUp.java:1020)

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What is wrong?
Help me, please.

Marek Krolikowski
marek.krolikowski@mappolska.pl