Werner Dijkerman [http://community.jboss.org/people/wdijkerman] created the discussion "(JCA PoolFiller:) Unable to fill pool" To view the discussion, visit: http://community.jboss.org/message/569127#569127 -------------------------------------------------------------- Hi, Last weekend we had the following error: 2010-10-29 17:10:10,987 WARN  org.jboss.resource.connectionmanager.JBossManagedConnectionPool org.jboss.resource.connectionmanager.JBossManagedConnectionPool (JCA PoolFiller:) Unable to fill pool org.jboss.resource.JBossResourceException: Could not create connection; - nested throwable: (java.sql.SQLException: Io exception: Connection reset)         at org.jboss.resource.adapter.jdbc.local.LocalManagedConnectionFactory.createManagedConnection(LocalManagedConnectionFactory.java:179)         at org.jboss.resource.connectionmanager.InternalManagedConnectionPool.createConnectionEventListener(InternalManagedConnectionPool.java:565)         at org.jboss.resource.connectionmanager.InternalManagedConnectionPool.fillToMin(InternalManagedConnectionPool.java:512)         at org.jboss.resource.connectionmanager.PoolFiller.run(PoolFiller.java:74)         at java.lang.Thread.run(Thread.java:595) Caused by: java.sql.SQLException: Io exception: Connection reset         at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:112)         at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:146)         at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:255)         at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:387)         at oracle.jdbc.driver.PhysicalConnection.(T4CConnection.java:165)         at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:35)         at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:801)         at org.jboss.resource.adapter.jdbc.local.LocalManagedConnectionFactory.createManagedConnection(LocalManagedConnectionFactory.java:171)         ... 4 more I can't find any information why this was happening. Can somebody explain that? I Couldn't find any information out there on the web ... Server: Jboss 4.05 GA Thanks. Kind regards, Werner -------------------------------------------------------------- Reply to this message by going to Community [http://community.jboss.org/message/569127#569127] Start a new discussion in JCA at Community [http://community.jboss.org/choose-container!input.jspa?contentType=1&...]