java.sql.SQLException

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    • java.sql.SQLException: Listener refused the connection with the following error: ORA-12516, TNS:listener could not find available handler with matching protocol stack at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:489) at oracle.jdbc.driver.PhysicalConnection.<init>(PhysicalConnection.java:678) at oracle.jdbc.driver.T4CConnection.<init>(T4CConnection.java:234) at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:34) at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:567) at oracle.jdbc.pool.OracleDataSource.getPhysicalConnection(OracleDataSource.java:404) at oracle.jdbc.xa.client.OracleXADataSource.getPooledConnection(OracleXADataSource.java:674) at oracle.jdbc.xa.client.OracleXADataSource.getXAConnection(OracleXADataSource.java:267) at oracle.jdbc.xa.client.OracleXADataSource.getXAConnection(OracleXADataSource.java:134) at weblogic.jdbc.common.internal.XAConnectionEnvFactory.makeConnection(XAConnectionEnvFactory.java:481) at weblogic.jdbc.common.internal.XAConnectionEnvFactory.createResource(XAConnectionEnvFactory.java:177) 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)

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