some connection problem

[manzur]

hi all

iam using jboss and oracle 9i ,iam facing this exception.thanks in
advance

2007-03-12 05:28:43,113 WARN
[org.jboss.resource.connectionmanager.JBossManagedConnectionPool]
Exception destroying ManagedConnection
org.jboss.resource.connectionmanager.TxConnectionManager
$TxConnectionEventListener@807f0d[state=DESTROYED
mc=org.jboss.resource.adapter.jdbc.local.LocalManagedConnection@1809e30
handles=0 lastUse=1173682941032 permit=false trackByTx=false
mcp=org.jboss.resource.connectionmanager.JBossManagedConnectionPool
$OnePool@1446560
context=org.jboss.resource.connectionmanager.InternalManagedConnectionPool@15ba83a
xaResource=org.jboss.resource.connectionmanager.TxConnectionManager
$LocalXAResource@1119b87
txSync=null]
org.jboss.resource.JBossResourceException: SQLException; - nested
throwable: (java.sql.SQLException: Io exception: Broken pipe)
at
org.jboss.resource.adapter.jdbc.BaseWrapperManagedConnection.checkException(BaseWrapperManagedConnection.java:
481)
at
org.jboss.resource.adapter.jdbc.BaseWrapperManagedConnection.destroy(BaseWrapperManagedConnection.java:
206)
at
org.jboss.resource.connectionmanager.InternalManagedConnectionPool.doDestroy(InternalManagedConnectionPool.java:
550)
at
org.jboss.resource.connectionmanager.InternalManagedConnectionPool.returnConnection(InternalManagedConnectionPool.java:
329)
at
org.jboss.resource.connectionmanager.JBossManagedConnectionPool
$BasePool.returnConnection(JBossManagedConnectionPool.java:611)
at
org.jboss.resource.connectionmanager.BaseConnectionManager2.returnManagedConnection(BaseConnectionManager2.java:
421)
at
org.jboss.resource.connectionmanager.BaseConnectionManager2$BaseConnectionEventListener.connectionErrorOccurred(BaseConnectionManager2.java:
826)
at
org.jboss.resource.connectionmanager.TxConnectionManager
$TxConnectionEventListener.connectionErrorOccurred(TxConnectionManager.java:
690)
at
org.jboss.resource.adapter.jdbc.BaseWrapperManagedConnection.broadcastConnectionError(BaseWrapperManagedConnection.java:
279)
at
org.jboss.resource.adapter.jdbc.BaseWrapperManagedConnection.connectionError(BaseWrapperManagedConnection.java:
254)
at
org.jboss.resource.adapter.jdbc.WrappedConnection.checkException(WrappedConnection.java:
542)
at
org.jboss.resource.adapter.jdbc.WrappedStatement.checkException(WrappedStatement.java:
531)
at
org.jboss.resource.adapter.jdbc.WrappedPreparedStatement.executeQuery(WrappedPreparedStatement.java:
216)