What's reason for the exception.
The following exception will be throw after the jboss server runed servial days. What's reason? Thanks a lot!
2004-11-28 23:59:16 WARN [InternalManagedConnectionPool.java:480] org.jboss.resource.connectionmanager.JBossManagedConnectionPool.doDestroy() - Exception destroying ManagedConnection
org.jboss.resource.JBossResourceException: SQLException; - nested throwable: (java.sql.SQLException: ?????????????)
at org.jboss.resource.adapter.jdbc.BaseWrapperManagedConnection.checkException(BaseWrapperManagedConnection.java:541)
at org.jboss.resource.adapter.jdbc.BaseWrapperManagedConnection.destroy(BaseWrapperManagedConnection.java:245)
at org.jboss.resource.connectionmanager.InternalManagedConnectionPool.doDestroy(InternalManagedConnectionPool.java:476)
at org.jboss.resource.connectionmanager.InternalManagedConnectionPool.removeTimedOut(InternalManagedConnectionPool.java:362)
at org.jboss.resource.connectionmanager.IdleRemover$1.run(IdleRemover.java:70)
at java.lang.Thread.run(Thread.java:536)
Caused by: java.sql.SQLException: ?????????????
at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:180)
at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:222)
at oracle.jdbc.dbaccess.DBError.check_error(DBError.java:944)
at oracle.jdbc.ttc7.MAREngine.unmarshalUB1(MAREngine.java:741)
at oracle.jdbc.ttc7.MAREngine.unmarshalSB1(MAREngine.java:700)
at oracle.jdbc.ttc7.Ocommoncall.receive(Ocommoncall.java:108)
at oracle.jdbc.ttc7.TTC7Protocol.logoff(TTC7Protocol.java:326)
at oracle.jdbc.driver.OracleConnection.close(OracleConnection.java:1246)
at org.jboss.resource.adapter.jdbc.BaseWrapperManagedConnection.destroy(BaseWrapperManagedConnection.java:241)
... 4 more
2004-11-28 23:59:16 WARN [InternalManagedConnectionPool.java:418] org.jboss.resource.connectionmanager.JBossManagedConnectionPool.fillToMin() - Unable to fill pool
org.jboss.resource.JBossResourceException: Could not create connection; - nested throwable: (java.sql.SQLException: ORA-01034: ORACLE not available
ORA-27101: shared memory realm does not exist
)
at org.jboss.resource.adapter.jdbc.local.LocalManagedConnectionFactory.createManagedConnection(LocalManagedConnectionFactory.java:160)
at org.jboss.resource.connectionmanager.InternalManagedConnectionPool.createConnectionEventListener(InternalManagedConnectionPool.java:451)
at org.jboss.resource.connectionmanager.InternalManagedConnectionPool.fillToMin(InternalManagedConnectionPool.java:413)
at org.jboss.resource.connectionmanager.PoolFiller$1.run(PoolFiller.java:63)
at java.lang.Thread.run(Thread.java:536)
Caused by: java.sql.SQLException: ORA-01034: ORACLE not available
ORA-27101: shared memory realm does not exist
at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:180)
at oracle.jdbc.ttc7.TTIoer.processError(TTIoer.java:208)
at oracle.jdbc.ttc7.O3log.receive1st(O3log.java:430)
at oracle.jdbc.ttc7.TTC7Protocol.logon(TTC7Protocol.java:254)
at oracle.jdbc.driver.OracleConnection.(OracleConnection.java:307)
at oracle.jdbc.driver.OracleDriver.getConnectionInstance(OracleDriver.java:442)
at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:321)
at org.jboss.resource.adapter.jdbc.local.LocalManagedConnectionFactory.createManagedConnection(LocalManagedConnectionFactory.java:150)
... 4 more
