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java.net.ConnectException: Conexão recusada	at java.net.PlainSocketImpl.socketConnect(Native Method)	at java.net.PlainSocketImpl.doConnect(PlainSocketImpl.java:333)	at java.net.PlainSocketImpl.connectToAddress(PlainSocketImpl.java:195)	at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:182)	at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:366)	at java.net.Socket.connect(Socket.java:519)	at java.net.Socket.connect(Socket.java:469)	at java.net.Socket.(Socket.java:366)	at java.net.Socket.(Socket.java:180)	at org.apache.derby.client.net.OpenSocketAction.run(Unknown Source)	at java.security.AccessController.doPrivileged(Native Method)	at org.apache.derby.client.net.NetAgent.(Unknown Source)	at org.apache.derby.client.net.NetConnection.newAgent_(Unknown Source)	at org.apache.derby.client.am.Connection.(Unknown Source)	at org.apache.derby.client.net.NetConnection.(Unknown Source)	at org.apache.derby.client.net.NetConnection40.(Unknown Source)	at org.apache.derby.client.net.ClientJDBCObjectFactoryImpl40.newNetConnection(Unknown Source)	at org.apache.derby.jdbc.ClientDriver.connect(Unknown Source)	at java.sql.DriverManager.getConnection(DriverManager.java:582)	at java.sql.DriverManager.getConnection(DriverManager.java:154)	at org.hibernate.connection.DriverManagerConnectionProvider.getConnection(DriverManagerConnectionProvider.java:110)	at org.hibernate.jdbc.ConnectionManager.openConnection(ConnectionManager.java:423)	at org.hibernate.jdbc.ConnectionManager.getConnection(ConnectionManager.java:144)	at org.hibernate.jdbc.BorrowedConnectionProxy.invoke(BorrowedConnectionProxy.java:50)	at $Proxy20.rollback(Unknown Source)	at br.gov.sp.fazenda.dsen.model.dao.ControleVersaoDAO.executarScript(ControleVersaoDAO.java:53)	at br.gov.sp.fazenda.dsen.model.business.ControleVersaoBusiness.a(ControleVersaoBusiness.java:42)	at br.gov.sp.fazenda.dsen.model.business.ControleVersaoBusiness.verificarVersao(ControleVersaoBusiness.java:27)	at br.gov.sp.fazenda.dsen.model.facade.SistemaFacade.verificarVersao(SistemaFacade.java:81)	at br.gov.sp.fazenda.dsen.controller.DSENSystemController.a(DSENSystemController.java:82)	at br.gov.sp.fazenda.dsen.controller.DSENSystemController.a(DSENSystemController.java:53)	at br.gov.sp.fazenda.dsen.controller.DSENSystemController.start(DSENSystemController.java:62)	at br.gov.sp.fazenda.dsen.view.DSENDesktop$1.run(DSENDesktop.java:110)