previously my application was working successfully,now i changed my database,from that flow is not working,giving followed exception
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Please wait while the product cache is pre-loaded.
org.springframework.orm.hibernate3.HibernateObjectRetrievalFailureException: No row with the given identifier exists: [com.elasticpath.domain.catalog.ProductSku#30965796]; nested exception is org.hibernate.ObjectNotFoundException: No row with the given identifier exists: [com.elasticpath.domain.catalog.ProductSku#30965796]
Caused by: org.hibernate.ObjectNotFoundException: No row with the given identifier exists: [com.elasticpath.domain.catalog.ProductSku#30965796]
at org.hibernate.ObjectNotFoundException.throwIfNull(ObjectNotFoundException.java:27)
at org.hibernate.proxy.AbstractLazyInitializer.initialize(AbstractLazyInitializer.java:65)
at org.hibernate.Hibernate.initialize(Hibernate.java:292)
at org.springframework.orm.hibernate3.HibernateTemplate.initialize(HibernateTemplate.java:580)
at com.elasticpath.persistence.impl.HibernatePersistenceEngineImpl.initialize(HibernatePersistenceEngineImpl.java:380)
at sun.reflect.GeneratedMethodAccessor77.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:318)
at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:198)
at $Proxy1.initialize(Unknown Source)
at com.elasticpath.service.misc.impl.LazyLoadHelperImpl.populateProductInternal(LazyLoadHelperImpl.java:68)
at com.elasticpath.service.misc.impl.LazyLoadHelperImpl.populateProduct(LazyLoadHelperImpl.java:39)
at com.elasticpath.service.misc.impl.LazyLoadHelperImpl.populateProducts(LazyLoadHelperImpl.java:103)
at com.elasticpath.service.catalog.impl.ProductServiceImpl.findByUids(ProductServiceImpl.java:367)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
at java.lang.reflect.Method.invoke(Unknown Source)
at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:318)
at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:203)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:162)
at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:107)
at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:185)
at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:209)
at $Proxy16.findByUids(Unknown Source)
at com.elasticpath.service.catalogview.impl.SingleCachingProductRetrieveStrategyImpl.retrieveUnCachedProducts(SingleCachingProductRetrieveStrategyImpl.java:262)
at com.elasticpath.service.catalogview.impl.SingleCachingProductRetrieveStrategyImpl.preloadCache(SingleCachingProductRetrieveStrategyImpl.java:253)
at com.elasticpath.service.catalogview.impl.ProductCacheLoaderImpl.loadAllProducts(ProductCacheLoaderImpl.java:27)
at com.elasticpath.sfweb.controller.impl.DealerToyotaPageControllerImpl.doProductCachePreLoad(DealerToyotaPageControllerImpl.java:103)
at com.elasticpath.sfweb.controller.impl.DealerToyotaPageControllerImpl.handleRequestInternal(DealerToyotaPageControllerImpl.java:70)
at org.springframework.web.servlet.mvc.AbstractController.handleRequest(AbstractController.java:153)
at org.springframework.web.servlet.mvc.SimpleControllerHandlerAdapter.handle(SimpleControllerHandlerAdapter.java:45)
at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:806)
at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:736)
at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:396)
at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:350)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:690)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:269)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
at com.elasticpath.commons.filter.impl.CachingControlFilter.doFilter(CachingControlFilter.java:163)
at com.elasticpath.sfweb.filters.EpFilterToBeanProxy.doFilter(EpFilterToBeanProxy.java:137)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
at com.elasticpath.sfweb.filters.KeystoneCustomerSessionFilter.doFilter(KeystoneCustomerSessionFilter.java:69)
at com.elasticpath.sfweb.filters.EpFilterToBeanProxy.doFilter(EpFilterToBeanProxy.java:137)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:264)
at org.acegisecurity.intercept.web.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:107)
at org.acegisecurity.intercept.web.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:72)
at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
at org.acegisecurity.ui.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:110)
at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
at org.acegisecurity.ui.AbstractProcessingFilter.doFilter(AbstractProcessingFilter.java:217)
at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
at org.acegisecurity.ui.logout.LogoutFilter.doFilter(LogoutFilter.java:106)
at com.elasticpath.commons.filter.impl.LogoutFilter.doFilter(LogoutFilter.java:49)
at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
at org.acegisecurity.ui.logout.LogoutFilter.doFilter(LogoutFilter.java:106)
at com.elasticpath.commons.filter.impl.LogoutFilter.doFilter(LogoutFilter.java:49)
at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
at org.acegisecurity.context.HttpSessionContextIntegrationFilter.doFilter(HttpSessionContextIntegrationFilter.java:229)
at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
at org.acegisecurity.securechannel.ChannelProcessingFilter.doFilter(ChannelProcessingFilter.java:138)
at org.acegisecurity.util.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:274)
at org.acegisecurity.util.FilterChainProxy.doFilter(FilterChainProxy.java:148)
at org.acegisecurity.util.FilterToBeanProxy.doFilter(FilterToBeanProxy.java:98)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
at com.elasticpath.commons.filter.impl.EncodingFilter.handleFilter(EncodingFilter.java:137)
at com.elasticpath.commons.filter.impl.EncodingFilter.doFilter(EncodingFilter.java:80)
at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:215)
at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:188)
at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:210)
at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:174)
at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:117)
at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:108)
at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:151)
at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:870)
at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.processConnection(Http11BaseProtocol.java:665)
at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpoint.java:528)
at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFollowerWorkerThread.java:81)
at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadPool.java:685)
at java.lang.Thread.run(Unknown Source)

Rakesh,

First check if you have passed any identifier for the instance u created. Make sure the identifier is mapped to an existing row in the database.

This should work.