I am getting follwing error while i run banzai application

Jun 9, 2009 12:52:59 PM quickfix.mina.NetworkingOptions logOption
INFO: Socket option: SocketTcpNoDelay=true
Jun 9, 2009 12:52:59 PM quickfix.mina.NetworkingOptions logOption
INFO: Socket option: SocketSynchronousWrites=false
Jun 9, 2009 12:52:59 PM quickfix.mina.NetworkingOptions logOption
INFO: Socket option: SocketSynchronousWriteTimeout=30000
<20090609-07:22:59, FIX.4.4:BANZAI->EXEC, event> (Session FIX.4.4:BANZAI->EXEC schedule is daily, 00:00:00 UTC - 00:00:00 UTC (daily, 00:00:00 UTC - 00:00:00 UTC))
<20090609-07:22:59, FIX.4.4:BANZAI->EXEC, event> (Created session: FIX.4.4:BANZAI->EXEC)
Jun 9, 2009 12:52:59 PM quickfix.mina.initiator.InitiatorIoHandler sessionCreated
INFO: MINA session created: /172.20.16.82:1284
Jun 9, 2009 12:53:00 PM quickfix.mina.SessionConnector$SessionTimerTask run
SEVERE: Error during timer processing
quickfix.FieldException: invalid integral value:
at quickfix.FieldMap.newIncorrectDataException(FieldMap.java:467)
at quickfix.FieldMap.getInt(FieldMap.java:251)
at quickfix.Session.sendRaw(Session.java:1808)
at quickfix.Session.generateLogon(Session.java:1499)
at quickfix.Session.next(Session.java:1423)
at quickfix.mina.SessionConnector$SessionTimerTask.run(SessionConnector.java:248)
at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
at java.util.concurrent.FutureTask$Sync.innerRunAndReset(Unknown Source)
at java.util.concurrent.FutureTask.runAndReset(Unknown Source)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$101(Unknown Source)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.runPeriodic(Unknown Source)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
<20090609-07:23:10, FIX.4.4:BANZAI->EXEC, event> (Timed out waiting for logon response)
<20090609-07:23:10, FIX.4.4:BANZAI->EXEC, event> (Disconnecting)
Jun 9, 2009 12:53:10 PM quickfix.mina.initiator.InitiatorIoHandler sessionCreated
INFO: MINA session created: /172.20.16.82:1291
Jun 9, 2009 12:53:11 PM quickfix.mina.SessionConnector$SessionTimerTask run
SEVERE: Error during timer processing
quickfix.FieldException: invalid integral value:
at quickfix.FieldMap.newIncorrectDataException(FieldMap.java:467)
at quickfix.FieldMap.getInt(FieldMap.java:251)
at quickfix.Session.sendRaw(Session.java:1808)
at quickfix.Session.generateLogon(Session.java:1499)
at quickfix.Session.next(Session.java:1423)
at quickfix.mina.SessionConnector$SessionTimerTask.run(SessionConnector.java:248)
at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
at java.util.concurrent.FutureTask$Sync.innerRunAndReset(Unknown Source)
at java.util.concurrent.FutureTask.runAndReset(Unknown Source)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$101(Unknown Source)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.runPeriodic(Unknown Source)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)
<20090609-07:23:21, FIX.4.4:BANZAI->EXEC, event> (Timed out waiting for logon response)
<20090609-07:23:21, FIX.4.4:BANZAI->EXEC, event> (Disconnecting)
Jun 9, 2009 12:53:21 PM quickfix.mina.initiator.InitiatorIoHandler sessionCreated
INFO: MINA session created: /172.20.16.82:1292
Jun 9, 2009 12:53:22 PM quickfix.mina.SessionConnector$SessionTimerTask run
SEVERE: Error during timer processing
quickfix.FieldException: invalid integral value:
at quickfix.FieldMap.newIncorrectDataException(FieldMap.java:467)
at quickfix.FieldMap.getInt(FieldMap.java:251)
at quickfix.Session.sendRaw(Session.java:1808)
at quickfix.Session.generateLogon(Session.java:1499)
at quickfix.Session.next(Session.java:1423)
at quickfix.mina.SessionConnector$SessionTimerTask.run(SessionConnector.java:248)
at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source)
at java.util.concurrent.FutureTask$Sync.innerRunAndReset(Unknown Source)
at java.util.concurrent.FutureTask.runAndReset(Unknown Source)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.access$101(Unknown Source)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.runPeriodic(Unknown Source)
at java.util.concurrent.ScheduledThreadPoolExecutor$ScheduledFutureTask.run(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source)
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
at java.lang.Thread.run(Unknown Source)

my executor running fine ..