backup database fail

Hello.
SDP 8121, mysql. When start backUpData.sh

#./backUpData.sh

Starting....

Apr 19, 2013 10:34:54 AM com.adventnet.servicedesk.server.utils.SDDataManager setStandAlone

INFO: Going to set the standAlone param as : true

Apr 19, 2013 10:34:54 AM com.adventnet.servicedesk.server.utils.SDDataManager setStandAlone

INFO: Going to reset rootDir using server.dir

Apr 19, 2013 10:34:54 AM com.adventnet.servicedesk.server.utils.SDDataManager <init>

INFO: rootDir :: ..

Apr 19, 2013 10:34:54 AM com.adventnet.servicedesk.server.utils.SDDataManager <init>

INFO: netutilsData :: {RELEASE={version=8.1.0}, BUILD={number=8121}}

Apr 19, 2013 10:34:54 AM com.adventnet.servicedesk.server.utils.SDDataManager <init>

INFO: rebrandData :: {OPMANAGER={name=OpManager}, PRODUCT={name=ManageEngine ServiceDesk Plus}, ADMANAGER={name=ADManager}}

Apr 19, 2013 10:34:54 AM com.adventnet.servicedesk.server.utils.SDDataManager <init>

INFO: architectureData :: {ARCHITECTURE={version=32}}

Active DB Server = mysql

Database connectionProp : useUnicode=true

characterEncoding=UTF-8

Database started

*************************************************************

Number of tables found : 1763

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Build number : 8121

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backup_info.xml : true

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Ignored Table List

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AaaAccSessionAudit

AaaAccHttpSession

AaaAccSessionProp

AaaAccSession

AuditRecord

OperationAuditRecord

AuditResultProperty

AuditResourceProp

AuditOperProperty

RecentItems

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Going to take full backup with file attachments

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deleting duplicate entries in WordMap table : 0

*************************************************************

Please wait ! backup in Progress...................

0-----------------------50------------------------100(%)

=====ERROR = *Base table or view not found, message from server: "Table 'servicedesk.arc_servicereq_1202' doesn't exist"* Query = SELECT max(WORKORDERID) FROM ARC_ServiceReq_1202

ERROR = *Base table or view not found, message from server: "Table 'servicedesk.arc_servicereq_1202' doesn't exist"*

java.lang.Exception: Unable to get the data from [ARC_ServiceReq_1202] table

at com.adventnet.servicedesk.tools.SDBackUp.dumpTableUsingLimit(SDBackUp.java:1161)

at com.adventnet.servicedesk.tools.SDBackUp.dumpTableUsingLimit(SDBackUp.java:1180)

at com.adventnet.servicedesk.tools.SDBackUp.dumpTableUsingCriteria(SDBackUp.java:868)

at com.adventnet.servicedesk.tools.SDBackUp.dumpTable(SDBackUp.java:841)

at com.adventnet.servicedesk.tools.SDBackUp.startBackup(SDBackUp.java:353)

at com.adventnet.servicedesk.tools.SDBackUp.process(SDBackUp.java:95)

at com.adventnet.servicedesk.tools.SDBackUp.main(SDBackUp.java:1873)

stopping DB Server >>>>> false