My application is running and if any one update the database, it leeds to error Database Operation error sometimes while using the application, ----------------------------------------------------------------------------------------------------------------------------------------------- Key: HHH-5316 URL: http://opensource.atlassian.com/projects/hibernate/browse/HHH-5316 Project: Hibernate Core Issue Type: Deprecation Affects Versions: 3.2.1 Environment: Production Envirnement Reporter: sagar Bijwe My application running successfully and in between if anyone update database so sometimes it gives beloaw "DATABASE OPERATION ERROR", not sure what is happening... However when restart the Tomcat, it works fine again performing operation in the database...it gives error Please find below stack trace for the same..... Caused by class org.hibernate.exception.GenericJDBCException: could not execute query at org.hibernate.exception.SQLStateConverter.handledNonSpecificException(SQLStateConverter.java:126) at org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:114) at org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:66) at org.hibernate.loader.Loader.doList(Loader.java:2231) at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2125) at org.hibernate.loader.Loader.list(Loader.java:2120) at org.hibernate.loader.criteria.CriteriaLoader.list(CriteriaLoader.java:118) at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1596) at org.hibernate.impl.CriteriaImpl.list(CriteriaImpl.java:306) at com.icrossing.sharpview.dao.hibernate.SharpviewUserHibernateDao.getAll(SharpviewUserHibernateDao.java:46) at com.icrossing.sharpview.business.SharpviewUserService.getAllUsers(SharpviewUserService.java:83) at sun.reflect.NativeMethodAccessorImpl.invoke0(NativeMethodAccessorImpl.java:-2) at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at flex.messaging.services.remoting.adapters.JavaAdapter.invoke(JavaAdapter.java:421) at flex.messaging.services.RemotingService.serviceMessage(RemotingService.java:183) at flex.messaging.MessageBroker.routeMessageToService(MessageBroker.java:1503) at flex.messaging.endpoints.AbstractEndpoint.serviceMessage(AbstractEndpoint.java:884) at flex.messaging.endpoints.amf.MessageBrokerFilter.invoke(MessageBrokerFilter.java:121) at flex.messaging.endpoints.amf.LegacyFilter.invoke(LegacyFilter.java:158) at flex.messaging.endpoints.amf.SessionFilter.invoke(SessionFilter.java:44) at flex.messaging.endpoints.amf.BatchProcessFilter.invoke(BatchProcessFilter.java:67) at flex.messaging.endpoints.amf.SerializationFilter.invoke(SerializationFilter.java:146) at flex.messaging.endpoints.BaseHTTPEndpoint.service(BaseHTTPEndpoint.java:278) at flex.messaging.MessageBrokerServlet.service(MessageBrokerServlet.java:322) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:128) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) -- This message is automatically generated by JIRA. - If you think it was sent incorrectly contact one of the administrators: http://opensource.atlassian.com/projects/hibernate/secure/Administrators.... - For more information on JIRA, see: http://www.atlassian.com/software/jira