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java.sql.SQLRecoverableException: IO Error: Socket read timed out	at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:482)	at oracle.jdbc.driver.PhysicalConnection.(PhysicalConnection.java:678)	at oracle.jdbc.driver.T4CConnection.(T4CConnection.java:238)	at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:34)	at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:567)	at weblogic.jdbc.common.internal.ConnectionEnvFactory.makeConnection(ConnectionEnvFactory.java:357)	at weblogic.jdbc.common.internal.ConnectionEnvFactory.createResource(ConnectionEnvFactory.java:239)	at weblogic.common.resourcepool.ResourcePoolImpl.makeResources(ResourcePoolImpl.java:1310)	at weblogic.common.resourcepool.ResourcePoolImpl.makeResources(ResourcePoolImpl.java:1227)	at weblogic.common.resourcepool.ResourcePoolImpl.recreateDeadResources(ResourcePoolImpl.java:2154)	at weblogic.common.resourcepool.ResourcePoolImpl.access$1700(ResourcePoolImpl.java:41)	at weblogic.common.resourcepool.ResourcePoolImpl$ResourcePoolMaintanenceTask.timerExpired(ResourcePoolImpl.java:2778)	at weblogic.timers.internal.TimerImpl.run(TimerImpl.java:273)	at weblogic.work.SelfTuningWorkManagerImpl$WorkAdapterImpl.run(SelfTuningWorkManagerImpl.java:545)	at weblogic.work.ExecuteThread.execute(ExecuteThread.java:256)	at weblogic.work.ExecuteThread.run(ExecuteThread.java:221)