Not sure if this will help, but this is error in the servoy log
2011-01-13 18:32:55,095 ERROR [AWT-EventQueue-0] com.servoy.j2db.util.Debug - select top 2 CreationTime, LastModificationTime, IconIndex, , Attachments, Sensitivity, MessageClass, Importance, EntryID, Body, ReminderMinutesBeforeStart, ReminderOverrideDefault, ReminderPlaySound, ReminderSoundFile, ReminderSet, BillingInformation, Mileage, Companies, [Start], [End], BusyStatus, Location, Duration, RecurrenceState, ResponseStatus, ReplyTime, IsRecurring, Organizer, RecurrencePattern, RecurrenceType, Subject, Contacts, mxAppointmentID, LastModificationTimeSQL, SoftDelete, Categories, mxStoreID, mxComplete, mxStatus, mxRegarding, mxCategory, mxJournal, mxPrimaryUser, mxPrimaryCompany, mxPrimaryContact, mxPrimaryOpportunity, mxPrimaryTeam, mxSearchKey, HTMLBody, mxConfirm, mxCompanyID, mxUserID, mxContactID, mxTeamID, [Type], ExtIdentity, CustomerID, Mailbox, AllDayEvent, External_AppointmentID, Label, mxAppointmentNo, RequiredAttendees, OptionalAttendees, Resources, SenderEmailAddress, SenderName, MeetingStatus, TimeZone, TimeZoneID, PatternEndDate from Appointments where mxAppointmentID = ? parameters: [10322 ,type: java.math.BigDecimal]java.sql.SQLException: Error converting data type nvarchar to numeric.
```and
2011-01-13 18:32:55,095 ERROR [AWT-EventQueue-0] com.servoy.j2db.util.Debug - Error executing sql: insert into Appointments (IconIndex, [Size], Attachments, Sensitivity, MessageClass, Importance, EntryID, Body, ReminderMinutesBeforeStart, ReminderOverrideDefault, ReminderPlaySound, ReminderSoundFile, ReminderSet, BillingInformation, Mileage, Companies, [Start], [End], BusyStatus, Location, Duration, RecurrenceState, ResponseStatus, ReplyTime, IsRecurring, Organizer, RecurrencePattern, RecurrenceType, Subject, Contacts, LastModificationTimeSQL, SoftDelete, Categories, mxStoreID, mxComplete, mxStatus, mxRegarding, mxCategory, mxJournal, mxPrimaryUser, mxPrimaryCompany, mxPrimaryContact, mxPrimaryOpportunity, mxPrimaryTeam, mxSearchKey, HTMLBody, mxConfirm, mxCompanyID, mxUserID, mxContactID, mxTeamID, [Type], ExtIdentity, CustomerID, Mailbox, AllDayEvent, External_AppointmentID, Label, RequiredAttendees, OptionalAttendees, Resources, SenderEmailAddress, SenderName, MeetingStatus, TimeZone, TimeZoneID, PatternEndDate) values (?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?) select scope_identity() with params: [NullValue with type: 4 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 4 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: -7 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 2 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 12 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 4 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 12 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 2005 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 4 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 5 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 5 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 12 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 5 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 12 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 12 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 12 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 93 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 93 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 4 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 12 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 4 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 4 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 4 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 93 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 5 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 12 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 12 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 4 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 12 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 12 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 93 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: -7 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 12 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 12 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 5 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 12 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 12 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 12 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 5 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 12 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 12 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 12 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 12 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 12 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 12 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 2005 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 5 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 12 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 12 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 12 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 12 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 12 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 4 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 12 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 12 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: -7 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 4 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: -6 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 12 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 12 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 12 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 12 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 12 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 5 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 12 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 5 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue, NullValue with type: 93 ,type: com.servoy.j2db.dataprocessing.ValueFactory$NullValue]
com.servoy.j2db.dataprocessing.DataException: Error converting data type nvarchar to numeric.