500 Servlet Exception

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

	at oracle.jdbc.dbaccess.DBError.throwSqlException(DBError.java:134)
	at oracle.jdbc.ttc7.TTIoer.processError(TTIoer.java:289)
	at oracle.jdbc.ttc7.O3log.receive1st(O3log.java:407)
	at oracle.jdbc.ttc7.TTC7Protocol.logon(TTC7Protocol.java:259)
	at oracle.jdbc.driver.OracleConnection.<init>(OracleConnection.java:346)
	at oracle.jdbc.driver.OracleDriver.getConnectionInstance(OracleDriver.java:468)
	at oracle.jdbc.driver.OracleDriver.connect(OracleDriver.java:314)
	at com.caucho.sql.DriverConfig.createDriverConnection(DriverConfig.java:591)
	at com.caucho.sql.ManagedConnectionImpl.initDriverConnection(ManagedConnectionImpl.java:247)
	at com.caucho.sql.ManagedConnectionImpl.<init>(ManagedConnectionImpl.java:136)
	at com.caucho.sql.ManagedFactoryImpl.createManagedConnection(ManagedFactoryImpl.java:126)
	at com.caucho.jca.ConnectionPool.create(ConnectionPool.java:801)
	at com.caucho.jca.ConnectionPool.allocatePool(ConnectionPool.java:670)
	at com.caucho.jca.ConnectionPool.allocate(ConnectionPool.java:629)
	at com.caucho.jca.ConnectionPool.allocateConnection(ConnectionPool.java:496)
	at com.caucho.sql.DataSourceImpl.getConnection(DataSourceImpl.java:65)
	at com.caucho.sql.DBPool.getConnection(DBPool.java:626)
	at _jsp._eng._3_000002__jsp._jspService(eng/inc_top.jsp:5)
	at com.caucho.jsp.JavaPage.service(JavaPage.java:61)
	at com.caucho.jsp.Page.pageservice(Page.java:577)
	at com.caucho.server.dispatch.PageFilterChain.doFilter(PageFilterChain.java:190)
	at com.caucho.server.webapp.WebAppFilterChain.doFilter(WebAppFilterChain.java:167)
	at com.caucho.server.dispatch.ServletInvocation.service(ServletInvocation.java:226)
	at com.caucho.server.http.HttpRequest.handleRequest(HttpRequest.java:263)
	at com.caucho.server.port.TcpConnection.run(TcpConnection.java:477)
	at com.caucho.util.ThreadPool$Item.runTasks(ThreadPool.java:591)
	at com.caucho.util.ThreadPool$Item.run(ThreadPool.java:513)
	at java.lang.Thread.run(Thread.java:595)