java.sql.SQLException: Io exception: The Network Adapter could not establish the connection

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Wyjątek we-wy: Remote host closed connection during handshake *
java.sql.SQLException: Io exception: The Network Adapter could not establish the connection
at oracle.jdbc.driver.SQLStateMapping.newSQLException(SQLStateMapping.java:77)
at oracle.jdbc.driver.DatabaseError.newSQLException(DatabaseError.java:111)
at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:174)
at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:230)
at oracle.jdbc.driver.DatabaseError.throwSqlException(DatabaseError.java:501)
at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:436)
at oracle.jdbc.driver.PhysicalConnection.(PhysicalConnection.java:621)
at oracle.jdbc.driver.T4CConnection.(T4CConnection.java:203)
at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:34)
at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:492)
at oracle.jdbc.pool.OracleDataSource.getPhysicalConnection(OracleDataSource.java:386)
at oracle.jdbc.pool.OracleDataSource.getConnection(OracleDataSource.java:276)
at oracle.jdbc.pool.OracleConnectionPoolDataSource.getPhysicalConnection(OracleConnectionPoolDataSource.java:212)
at oracle.jdbc.pool.OracleConnectionPoolDataSource.getPooledConnection(OracleConnectionPoolDataSource.java:140)
at oracle.jdbc.pool.OracleImplicitConnectionCache.makeCacheConnection(OracleImplicitConnectionCache.java:1752)
at oracle.jdbc.pool.OracleImplicitConnectionCache.makeOneConnection(OracleImplicitConnectionCache.java:644)
at oracle.jdbc.pool.OracleImplicitConnectionCache.getCacheConnection(OracleImplicitConnectionCache.java:592)
at oracle.jdbc.pool.OracleImplicitConnectionCache.getConnection(OracleImplicitConnectionCache.java:460)
at oracle.jdbc.pool.OracleDataSource.getConnection(OracleDataSource.java:544)
at oracle.jdbc.pool.OracleDataSource.getConnection(OracleDataSource.java:248)
at oracle.sysman.util.jdbc.ConnectionCache._getConnection(ConnectionCache.java:359)
at oracle.sysman.util.jdbc.ConnectionCache._getConnection(ConnectionCache.java:322)
at oracle.sysman.util.jdbc.ConnectionCache.getUnwrappedConnection(ConnectionCache.java:575)
at oracle.sysman.emSDK.svc.conn.FGAConnectionCache.getFGAConnection(FGAConnectionCache.java:207)
at oracle.sysman.emSDK.svc.conn.ConnectionService.getSystemConnection(ConnectionService.java:1383)
at oracle.sysman.emdrep.notification.NotificationMgr.unregisterOMS(NotificationMgr.java:1429)
at oracle.sysman.emdrep.notification.NotificationMgr.destroy(NotificationMgr.java:1878)
at oracle.sysman.emSDK.svc.EMServiceUtil.cleanupServices(EMServiceUtil.java:145)
at oracle.sysman.emSDK.svc.ServiceUtil.cleanupServices(ServiceUtil.java:217)
at oracle.sysman.eml.app.ContextInitializer.contextDestroyed(ContextInitializer.java:819)
at com.evermind.server.http.HttpApplication.destroyContextListeners(HttpApplication.java:5895)
at com.evermind.server.http.HttpApplication.destroy(HttpApplication.java:5861)
at com.evermind.server.http.HttpSite.destroy(HttpSite.java:875)
at com.evermind.server.http.HttpServer.destroy(HttpServer.java:548)
at com.evermind.server.ApplicationServer.destroy(ApplicationServer.java:2074)
at com.evermind.server.ApplicationServerShutdownHandler.run(ApplicationServerShutdownHandler.java:93)
at java.lang.Thread.run(Thread.java:595)

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