Error restoring backup

Hi, i try to restore my database and this happens...

*************************************************************
Backpup data : Fri Dec 05 07:45:03 GMT-04:00 2008
Database name : servicedesk
Total Tables : 798
Build Number : 7020
*************************************************************

Dec 15, 2008 11:23:39 AM com.adventnet.servicedesk.server.utils.SDDataManager <i
nit>
INFO: rootDir :: ..
Dec 15, 2008 11:23:40 AM com.adventnet.servicedesk.server.utils.SDDataManager <i
nit>
INFO: netutilsData :: {RELEASE={version=7.0.0}, BUILD={number=7020}}
Dec 15, 2008 11:23:40 AM com.adventnet.servicedesk.server.utils.SDDataManager <i
nit>
INFO: rebrandData :: {OPMANAGER={name=OpManager}, PRODUCT={name=AdventNet Manage
Engine ServiceDesk Plus}, ADMANAGER={name=ADManager}}

Please wait ! Deleting table data in Progress..
0-----------------------50------------------------100(%)
======================================================

Please wait ! Restoring in Progress...................
0-----------------------50------------------------100(%)
============================QUERY = INSERT INTO periodic (SCHEDULE_ID,START_DATE
,END_DATE,TIME_PERIOD,UNIT_OF_TIME) VALUESnull
java.sql.BatchUpdateException: Data truncation
at net.sourceforge.jtds.jdbc.JtdsStatement.executeBatch(JtdsStatement.ja
va:901)
at com.adventnet.servicedesk.tools.RestoreSDBackup.restoreTableData(Rest
oreSDBackup.java:384)
at com.adventnet.servicedesk.tools.RestoreSDBackup.restoreDatabase(Resto
reSDBackup.java:124)
at com.adventnet.servicedesk.tools.RestoreSDBackup.main(RestoreSDBackup.
java:84)
at com.adventnet.servicedesk.tools.RestoreDialog.main(RestoreDialog.java
:317)
java.sql.BatchUpdateException: Data truncation
at net.sourceforge.jtds.jdbc.JtdsStatement.executeBatch(JtdsStatement.ja
va:901)
at com.adventnet.servicedesk.tools.RestoreSDBackup.restoreTableData(Rest
oreSDBackup.java:384)
at com.adventnet.servicedesk.tools.RestoreSDBackup.restoreDatabase(Resto
reSDBackup.java:124)
at com.adventnet.servicedesk.tools.RestoreSDBackup.main(RestoreSDBackup.
java:84)
at com.adventnet.servicedesk.tools.RestoreDialog.main(RestoreDialog.java
:317)
Unable to restore database : Data truncation