java.sql.SQLRecoverableException: ORA-01033: ORACLE initialization or shutdown in progress

java.sql.SQLRecoverableException: ORA-01033: ORACLE initialization or shutdown in progress at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:439) at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:388) at oracle.jdbc.driver.T4CTTIoer.processError(T4CTTIoer.java:381) at oracle.jdbc.driver.T4CTTIoauthenticate.processError(T4CTTIoauthenticate.java:427) at oracle.jdbc.driver.T4CTTIfun.receive(T4CTTIfun.java:436) at oracle.jdbc.driver.T4CTTIfun.doRPC(T4CTTIfun.java:186) at oracle.jdbc.driver.T4CTTIoauthenticate.doOSESSKEY(T4CTTIoauthenticate.java:390) at oracle.jdbc.driver.T4CConnection.logon(T4CConnection.java:356) at oracle.jdbc.driver.PhysicalConnection.(PhysicalConnection.java:531) at oracle.jdbc.driver.T4CConnection.(T4CConnection.java:221) at oracle.jdbc.driver.T4CDriverExtension.getConnection(T4CDriverExtension.java:32) at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:503) at oracle.jdbc.pool.OracleDataSource.getPhysicalConnection(OracleDataSource.java:280) at oracle.jdbc.pool.OracleDataSource.getConnection(OracleDataSource.java:207) at oracle.jdbc.pool.OracleDataSource.getConnection(OracleDataSource.java:157) at com.altsoft.dbconnection.PropertyConnectionProvider.getConnection(PropertyConnectionProvider.java:126) at com.altsoft.dbconnection.BasicDAO.connect(BasicDAO.java:541) at com.altsoft.dbconnection.PooledDAO.connect(PooledDAO.java:37) at com.altsoft.dbconnection.DAOPool.newConnection(DAOPool.java:173) at com.altsoft.dbconnection.DAOPool.getDAO(DAOPool.java:154) at com.altsoft.siteengine.actions.config.SiteRequestDAOProvider.getDAO(SiteRequestDAOProvider.java:45) at com.altsoft.siteengine.actions.BaseAction.getDAO(BaseAction.java:95) at com.altsoft.siteengine.actions.GeneralShowObjectAction.init(GeneralShowObjectAction.java:39) at com.altsoft.siteengine.actions.AbstractShowAction.execute(AbstractShowAction.java:35) at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:431) at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:236) at org.apache.struts.action.ActionServlet.process(ActionServlet.java:1196) at org.apache.struts.action.ActionServlet.doGet(ActionServlet.java:414) at javax.servlet.http.HttpServlet.service(HttpServlet.java:634) at javax.servlet.http.HttpServlet.service(HttpServlet.java:741) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at com.altsoft.siteengine.forms.filters.RequestFilter.doFilter(RequestFilter.java:31) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:202) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96) at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:490) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:139) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92) at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:679) at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:678) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343) at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:408) at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66) at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:853) at org.apache.tomcat.util.net.AprEndpoint$SocketWithOptionsProcessor.run(AprEndpoint.java:2094) at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) at java.lang.Thread.run(Thread.java:748)