이유를 알려주시면 감사하겠습니다.

[2007.06.26 13:10:24][1][0_325] [container2-58158] [JDBC-0337] try again to get connection

<<__Exception__>>

com.ibm.db2.jcc.b.SqlException: invalid operation: connection closed

        at com.ibm.db2.jcc.b.o.yb(o.java:3433)

        at com.ibm.db2.jcc.b.o.setAutoCommit(o.java:987)

        at jeus.jdbc.driver.blackbox.BlackboxConnection.setAutoCommit(BlackboxConnection.java:66)

        at jeus.jdbc.connectionpool.ConnectionPool.checkLiveness(ConnectionPool.java:957)

        at jeus.jdbc.connectionpool.ConnectionPool.prepareLogicalConnection(ConnectionPool.java:902)

        at jeus.jdbc.connectionpool.ConnectionPool.insureLogicalConnection(ConnectionPool.java:855)

        at jeus.jdbc.connectionpool.ConnectionPool.innerGetConnection(ConnectionPool.java:816)

        at jeus.jdbc.connectionpool.ConnectionPool.getConnection(ConnectionPool.java:765)

        at jeus.jdbc.connectionpool.ConnectionPool.getConnection(ConnectionPool.java:747)

        at com.jisan.ecm.common.connectionmanager.Connection4TOMCAT.getConnection(Connection4TOMCAT.java:60)

        at com.jisan.ecm.common.connectionmanager.TransactionManager.getConnection(TransactionManager.java:34)

        at com.jisan.bbsmanager.notice.dao.BoardNoticeDAO4DB2.selectNoticeList(BoardNoticeDAO4DB2.java:173)

        at com.jisan.bbsmanager.notice.BoardNoticeImpl.getNoticeList(BoardNoticeImpl.java:89)

        at com.jisan.ecm.main.action.MainAction.getNoticeList(MainAction.java:150)

        at com.jisan.ecm.main.action.MainAction.execute(MainAction.java:54)

        at org.apache.struts.action.RequestProcessor.processActionPerform(RequestProcessor.java:419)

        at org.apache.struts.action.RequestProcessor.process(RequestProcessor.java:224)

        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:743)

        at javax.servlet.http.HttpServlet.service(HttpServlet.java:856)

        at jeus.servlet.engine.ServletWrapper.executeServlet(ServletWrapper.java:311)

        at jeus.servlet.filter2.FilterChainImpl.internalDoFilter(FilterChainImpl.java:139)

        at jeus.servlet.filter2.FilterChainImpl.doFilter(FilterChainImpl.java:91)

        at com.jisan.manualmanager.filter.SSLFilter.doFilter(SSLFilter.java:40)

        at jeus.servlet.filter2.FilterChainImpl.internalDoFilter(FilterChainImpl.java:122)

        at jeus.servlet.filter2.FilterChainImpl.doFilter(FilterChainImpl.java:91)

        at com.jisan.manualmanager.filter.ManualMenuFilter.doFilter(ManualMenuFilter.java:58)

        at jeus.servlet.filter2.FilterChainImpl.internalDoFilter(FilterChainImpl.java:122)

        at jeus.servlet.filter2.FilterChainImpl.doFilter(FilterChainImpl.java:91)

        at com.jisan.ecm.member.authentication.web.LoginCheckFilter.doFilter(LoginCheckFilter.java:67)

        at jeus.servlet.filter2.FilterChainImpl.internalDoFilter(FilterChainImpl.java:122)

        at jeus.servlet.filter2.FilterChainImpl.doFilter(FilterChainImpl.java:91)

        at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:75)

        at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)

        at jeus.servlet.filter2.FilterChainImpl.internalDoFilter(FilterChainImpl.java:122)

        at jeus.servlet.filter2.FilterChainImpl.doFilter(FilterChainImpl.java:91)

        at jeus.servlet.engine.ServletWrapper.execute(ServletWrapper.java:194)

        at jeus.servlet.engine.WebtobRequestProcessor.run(WebtobRequestProcessor.java:190)

<<__!Exception__>>