3724540 - {"error":{"code":"50003009","message":"Failed to start a new transaction"}}

• CAP Java OData request fails:
  
  500 Internal Server Error 
  

  {"error":{"code":"50003009","message":"Failed to start a new transaction"}}

• DEBUG=all (DEBUG=all cds bind --exec mvn spring-boot:run) call stack shows error:
  
  

  2026-03-06T03:11:01.628Z DEBUG 51407 --- [nio-8080-exec-1] o.s.web.servlet.DispatcherServlet        : GET "OData request", parameters={}
  2026-03-06T03:11:01.631Z DEBUG 51407 --- [nio-8080-exec-1] o.s.w.s.handler.SimpleUrlHandlerMapping  : Mapped to com.sap.cds.framework.spring.config.adapter.ServletAdapterRestController@14dd2a98
  2026-03-06T03:11:01.640Z  INFO 51407 --- [nio-8080-exec-1] c.s.c.a.odata.v4.metadata.MetadataInfo   : Loading OData V4 metadata for service ''
  2026-03-06T03:11:01.800Z  INFO 51407 --- [nio-8080-exec-1] com.zaxxer.hikari.HikariDataSource       : HikariPool-1 - Starting...
  2026-03-06T03:11:03.836Z  INFO 51407 --- [nio-8080-exec-1] c.s.c.a.o.v4.processors.CdsProcessor     : Exception marked the ChangeSet 3 as cancelled: Failed to start a new transaction (service 'PersistenceService$Default', event 'READ', entity ' ')
  2026-03-06T03:11:03.837Z ERROR 51407 --- [nio-8080-exec-1] c.s.c.a.o.v4.processors.CdsProcessor     : Failed to start a new transaction (service 'PersistenceService$Default', event 'READ', entity '')

  com.sap.cds.services.impl.ContextualizedServiceException: Failed to start a new transaction (service 'PersistenceService$Default', event 'READ', entity 'AdminService.Products')
          at com.sap.cds.services.impl.ServiceImpl.dispatch(ServiceImpl.java:270) ~[cds-services-impl-4.6.2.jar:na]
          at com.sap.cds.services.impl.ServiceImpl.emit(ServiceImpl.java:181) ~[cds-services-impl-4.6.2.jar:na]
          at com.sap.cds.services.ServiceDelegator.emit(ServiceDelegator.java:33) ~[cds-services-api-4.6.2.jar:na]
          at com.sap.cds.services.utils.services.AbstractCqnService.run(AbstractCqnService.java:64) ~[cds-services-utils-4.6.2.jar:na]
          at com.sap.cds.services.impl.cds.ApplicationDefaultOnHandler.defaultRead(ApplicationDefaultOnHandler.java:31) ~[cds-services-impl-4.6.2.jar:na]
          at com.sap.cds.services.impl.handlerregistry.HandlerRegistryTools$DescribedHandler.process(HandlerRegistryTools.java:151) ~[cds-services-impl-4.6.2.jar:na]
          at com.sap.cds.services.impl.ServiceImpl.lambda$createOnHandlerChain$4(ServiceImpl.java:283) ~[cds-services-impl-4.6.2.jar:na]
          at com.sap.cds.services.impl.ServiceImpl.dispatch(ServiceImpl.java:250) ~[cds-services-impl-4.6.2.jar:na]
          at com.sap.cds.services.impl.ServiceImpl.emit(ServiceImpl.java:181) ~[cds-services-impl-4.6.2.jar:na]
          at com.sap.cds.services.ServiceDelegator.emit(ServiceDelegator.java:33) ~[cds-services-api-4.6.2.jar:na]
          at java.base/jdk.internal.reflect.DirectMethodHandleAccessor.invoke(DirectMethodHandleAccessor.java:103) ~[na:na]
          at java.base/java.lang.reflect.Method.invoke(Method.java:580) ~[na:na]
          at com.sap.cds.services.impl.cds.TypedCqnServiceInvocationHandler.invoke(TypedCqnServiceInvocationHandler.java:76) ~[cds-services-impl-4.6.2.jar:na]
          at jdk.proxy3/jdk.proxy3.$Proxy42.emit(Unknown Source) ~[na:na]
          at com.sap.cds.adapter.odata.v4.processors.CdsProcessor.query(CdsProcessor.java:463) ~[cds-adapter-odata-v4-4.6.2.jar:na]
          at com.sap.cds.adapter.odata.v4.processors.CdsProcessor.get(CdsProcessor.java:400) ~[cds-adapter-odata-v4-4.6.2.jar:na]
          at com.sap.cds.adapter.odata.v4.processors.CdsProcessor.delegateRequest(CdsProcessor.java:255) ~[cds-adapter-odata-v4-4.6.2.jar:na]
          at com.sap.cds.adapter.odata.v4.processors.CdsProcessor.lambda$processRequest$1(CdsProcessor.java:174) ~[cds-adapter-odata-v4-4.6.2.jar:na]
          at com.sap.cds.services.impl.runtime.RequestContextRunnerImpl.lambda$run$3(RequestContextRunnerImpl.java:225) ~[cds-services-impl-4.6.2.jar:na]
          at com.sap.cds.services.impl.runtime.RequestContextRunnerImpl.run(RequestContextRunnerImpl.java:306) ~[cds-services-impl-4.6.2.jar:na]
          at com.sap.cds.services.impl.runtime.RequestContextRunnerImpl.run(RequestContextRunnerImpl.java:223) ~[cds-services-impl-4.6.2.jar:na]
          at com.sap.cds.adapter.odata.v4.processors.CdsProcessor.processRequest(CdsProcessor.java:170) ~[cds-adapter-odata-v4-4.6.2.jar:na]
          at com.sap.cds.adapter.odata.v4.processors.CdsProcessor.lambda$processRequest$0(CdsProcessor.java:153) ~[cds-adapter-odata-v4-4.6.2.jar:na]
          at com.sap.cds.services.impl.runtime.ChangeSetContextRunnerImpl.open(ChangeSetContextRunnerImpl.java:77) ~[cds-services-impl-4.6.2.jar:na]
          at com.sap.cds.services.impl.runtime.ChangeSetContextRunnerImpl.run(ChangeSetContextRunnerImpl.java:55) ~[cds-services-impl-4.6.2.jar:na]
          at com.sap.cds.adapter.odata.v4.processors.CdsProcessor.processRequest(CdsProcessor.java:151) ~[cds-adapter-odata-v4-4.6.2.jar:na]
          at com.sap.cds.adapter.odata.v4.processors.ODataProcessor.processRequest(ODataProcessor.java:625) ~[cds-adapter-odata-v4-4.6.2.jar:na]
          at com.sap.cds.adapter.odata.v4.processors.ODataProcessor.processEntities(ODataProcessor.java:215) ~[cds-adapter-odata-v4-4.6.2.jar:na]
          at com.sap.cds.adapter.odata.v4.processors.OlingoProcessor.readEntityCollection(OlingoProcessor.java:146) ~[cds-adapter-odata-v4-4.6.2.jar:na]
          at org.apache.olingo.server.core.ODataDispatcher.handleEntityCollectionDispatching(ODataDispatcher.java:544) ~[odata-v4-lib-4.6.2.jar:na]
          at org.apache.olingo.server.core.ODataDispatcher.handleEntityDispatching(ODataDispatcher.java:526) ~[odata-v4-lib-4.6.2.jar:na]
          at org.apache.olingo.server.core.ODataDispatcher.handleResourceDispatching(ODataDispatcher.java:154) ~[odata-v4-lib-4.6.2.jar:na]
          at org.apache.olingo.server.core.ODataDispatcher.dispatch(ODataDispatcher.java:120) ~[odata-v4-lib-4.6.2.jar:na]
          at org.apache.olingo.server.core.ODataHandlerImpl.processInternal(ODataHandlerImpl.java:174) ~[odata-v4-lib-4.6.2.jar:na]
          at org.apache.olingo.server.core.ODataHandlerImpl.process(ODataHandlerImpl.java:95) ~[odata-v4-lib-4.6.2.jar:na]
          at org.apache.olingo.server.core.ODataHttpHandlerImpl.process(ODataHttpHandlerImpl.java:80) ~[odata-v4-lib-4.6.2.jar:na]
          at org.apache.olingo.server.core.ODataHttpHandlerImpl.process(ODataHttpHandlerImpl.java:94) ~[odata-v4-lib-4.6.2.jar:na]
          at com.sap.cds.adapter.odata.v4.AbstractCdsODataServlet.lambda$service$0(AbstractCdsODataServlet.java:169) ~[cds-adapter-odata-v4-4.6.2.jar:na]
          at com.sap.cds.services.impl.runtime.RequestContextRunnerImpl.lambda$run$3(RequestContextRunnerImpl.java:225) ~[cds-services-impl-4.6.2.jar:na]
          at com.sap.cds.services.impl.runtime.RequestContextRunnerImpl.run(RequestContextRunnerImpl.java:306) ~[cds-services-impl-4.6.2.jar:na]
          at com.sap.cds.services.impl.runtime.RequestContextRunnerImpl.run(RequestContextRunnerImpl.java:223) ~[cds-services-impl-4.6.2.jar:na]
          at com.sap.cds.adapter.odata.v4.AbstractCdsODataServlet.service(AbstractCdsODataServlet.java:105) ~[cds-adapter-odata-v4-4.6.2.jar:na]
          at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:658) ~[tomcat-embed-core-10.1.49.jar:6.0]
          at com.sap.cds.framework.spring.config.adapter.ServletAdapterRestController.handleRequest(ServletAdapterRestController.java:30) ~[cds-framework-spring-boot-4.6.2.jar:na]
          at org.springframework.web.servlet.mvc.SimpleControllerHandlerAdapter.handle(SimpleControllerHandlerAdapter.java:51) ~[spring-webmvc-6.2.14.jar:6.2.14]
          at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1089) ~[spring-webmvc-6.2.14.jar:6.2.14]
          at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:979) ~[spring-webmvc-6.2.14.jar:6.2.14]
          at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1014) ~[spring-webmvc-6.2.14.jar:6.2.14]
          at org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:903) ~[spring-webmvc-6.2.14.jar:6.2.14]
          at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:564) ~[tomcat-embed-core-10.1.49.jar:6.0]
          at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:885) ~[spring-webmvc-6.2.14.jar:6.2.14]
          at jakarta.servlet.http.HttpServlet.service(HttpServlet.java:658) ~[tomcat-embed-core-10.1.49.jar:6.0]
          at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) ~[tomcat-embed-core-10.1.49.jar:10.1.49]
          at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:138) ~[tomcat-embed-core-10.1.49.jar:10.1.49]
          at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:51) ~[tomcat-embed-websocket-10.1.49.jar:10.1.49]
          at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:162) ~[tomcat-embed-core-10.1.49.jar:10.1.49]
          at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:138) ~[tomcat-embed-core-10.1.49.jar:10.1.49]
          at org.springframework.web.filter.CompositeFilter$VirtualFilterChain.doFilter(CompositeFilter.java:108) ~[spring-web-6.2.14.jar:6.2.14]
          at org.springframework.web.filter.CompositeFilter$VirtualFilterChain.doFilter(CompositeFilter.java:108) ~[spring-web-6.2.14.jar:6.2.14]
          at org.springframework.security.web.FilterChainProxy.lambda$doFilterInternal$3(FilterChainProxy.java:231) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.ObservationFilterChainDecorator$FilterObservation$SimpleFilterObservation.lambda$wrap$1(ObservationFilterChainDecorator.java:490) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.ObservationFilterChainDecorator$AroundFilterObservation$SimpleAroundFilterObservation.lambda$wrap$1(ObservationFilterChainDecorator.java:351) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.ObservationFilterChainDecorator.lambda$wrapSecured$0(ObservationFilterChainDecorator.java:83) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.ObservationFilterChainDecorator$VirtualFilterChain.doFilter(ObservationFilterChainDecorator.java:129) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.access.intercept.AuthorizationFilter.doFilter(AuthorizationFilter.java:101) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.ObservationFilterChainDecorator$ObservationFilter.wrapFilter(ObservationFilterChainDecorator.java:241) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.ObservationFilterChainDecorator$ObservationFilter.doFilter(ObservationFilterChainDecorator.java:228) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.ObservationFilterChainDecorator$VirtualFilterChain.doFilter(ObservationFilterChainDecorator.java:138) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:125) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:119) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.ObservationFilterChainDecorator$ObservationFilter.wrapFilter(ObservationFilterChainDecorator.java:241) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.ObservationFilterChainDecorator$ObservationFilter.doFilter(ObservationFilterChainDecorator.java:228) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.ObservationFilterChainDecorator$VirtualFilterChain.doFilter(ObservationFilterChainDecorator.java:138) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:100) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.ObservationFilterChainDecorator$ObservationFilter.wrapFilter(ObservationFilterChainDecorator.java:241) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.ObservationFilterChainDecorator$ObservationFilter.doFilter(ObservationFilterChainDecorator.java:228) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.ObservationFilterChainDecorator$VirtualFilterChain.doFilter(ObservationFilterChainDecorator.java:138) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:179) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.ObservationFilterChainDecorator$ObservationFilter.wrapFilter(ObservationFilterChainDecorator.java:241) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.ObservationFilterChainDecorator$ObservationFilter.doFilter(ObservationFilterChainDecorator.java:228) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.ObservationFilterChainDecorator$VirtualFilterChain.doFilter(ObservationFilterChainDecorator.java:138) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:63) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.ObservationFilterChainDecorator$ObservationFilter.wrapFilter(ObservationFilterChainDecorator.java:241) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.ObservationFilterChainDecorator$ObservationFilter.doFilter(ObservationFilterChainDecorator.java:228) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.ObservationFilterChainDecorator$VirtualFilterChain.doFilter(ObservationFilterChainDecorator.java:138) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.authentication.www.BasicAuthenticationFilter.doFilterInternal(BasicAuthenticationFilter.java:213) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) ~[spring-web-6.2.14.jar:6.2.14]
          at org.springframework.security.web.ObservationFilterChainDecorator$ObservationFilter.wrapFilter(ObservationFilterChainDecorator.java:241) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.ObservationFilterChainDecorator$ObservationFilter.doFilter(ObservationFilterChainDecorator.java:228) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.ObservationFilterChainDecorator$VirtualFilterChain.doFilter(ObservationFilterChainDecorator.java:138) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:107) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.authentication.logout.LogoutFilter.doFilter(LogoutFilter.java:93) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.ObservationFilterChainDecorator$ObservationFilter.wrapFilter(ObservationFilterChainDecorator.java:241) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.ObservationFilterChainDecorator$ObservationFilter.doFilter(ObservationFilterChainDecorator.java:228) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.ObservationFilterChainDecorator$VirtualFilterChain.doFilter(ObservationFilterChainDecorator.java:138) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.header.HeaderWriterFilter.doHeadersAfter(HeaderWriterFilter.java:90) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.header.HeaderWriterFilter.doFilterInternal(HeaderWriterFilter.java:75) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) ~[spring-web-6.2.14.jar:6.2.14]
          at org.springframework.security.web.ObservationFilterChainDecorator$ObservationFilter.wrapFilter(ObservationFilterChainDecorator.java:241) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.ObservationFilterChainDecorator$ObservationFilter.doFilter(ObservationFilterChainDecorator.java:228) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.ObservationFilterChainDecorator$VirtualFilterChain.doFilter(ObservationFilterChainDecorator.java:138) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.context.SecurityContextHolderFilter.doFilter(SecurityContextHolderFilter.java:82) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.context.SecurityContextHolderFilter.doFilter(SecurityContextHolderFilter.java:69) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.ObservationFilterChainDecorator$ObservationFilter.wrapFilter(ObservationFilterChainDecorator.java:241) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.ObservationFilterChainDecorator$ObservationFilter.doFilter(ObservationFilterChainDecorator.java:228) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.ObservationFilterChainDecorator$VirtualFilterChain.doFilter(ObservationFilterChainDecorator.java:138) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.context.request.async.WebAsyncManagerIntegrationFilter.doFilterInternal(WebAsyncManagerIntegrationFilter.java:62) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) ~[spring-web-6.2.14.jar:6.2.14]
          at org.springframework.security.web.ObservationFilterChainDecorator$ObservationFilter.wrapFilter(ObservationFilterChainDecorator.java:241) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.ObservationFilterChainDecorator$ObservationFilter.doFilter(ObservationFilterChainDecorator.java:228) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.ObservationFilterChainDecorator$VirtualFilterChain.doFilter(ObservationFilterChainDecorator.java:138) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.session.DisableEncodeUrlFilter.doFilterInternal(DisableEncodeUrlFilter.java:42) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) ~[spring-web-6.2.14.jar:6.2.14]
          at org.springframework.security.web.ObservationFilterChainDecorator$ObservationFilter.wrapFilter(ObservationFilterChainDecorator.java:241) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.ObservationFilterChainDecorator$AroundFilterObservation$SimpleAroundFilterObservation.lambda$wrap$0(ObservationFilterChainDecorator.java:334) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.ObservationFilterChainDecorator$ObservationFilter.doFilter(ObservationFilterChainDecorator.java:225) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.ObservationFilterChainDecorator$VirtualFilterChain.doFilter(ObservationFilterChainDecorator.java:138) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.FilterChainProxy.doFilterInternal(FilterChainProxy.java:233) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:191) ~[spring-security-web-6.5.7.jar:6.5.7]
          at org.springframework.web.filter.CompositeFilter$VirtualFilterChain.doFilter(CompositeFilter.java:113) ~[spring-web-6.2.14.jar:6.2.14]
          at org.springframework.web.filter.ServletRequestPathFilter.doFilter(ServletRequestPathFilter.java:52) ~[spring-web-6.2.14.jar:6.2.14]
          at org.springframework.web.filter.CompositeFilter$VirtualFilterChain.doFilter(CompositeFilter.java:113) ~[spring-web-6.2.14.jar:6.2.14]
          at org.springframework.web.filter.CompositeFilter.doFilter(CompositeFilter.java:74) ~[spring-web-6.2.14.jar:6.2.14]
          at org.springframework.security.config.annotation.web.configuration.WebSecurityConfiguration$CompositeFilterChainProxy.doFilter(WebSecurityConfiguration.java:319) ~[spring-security-config-6.5.7.jar:6.5.7]
          at org.springframework.web.filter.CompositeFilter$VirtualFilterChain.doFilter(CompositeFilter.java:113) ~[spring-web-6.2.14.jar:6.2.14]
          at org.springframework.web.servlet.handler.HandlerMappingIntrospector.lambda$createCacheFilter$4(HandlerMappingIntrospector.java:267) ~[spring-webmvc-6.2.14.jar:6.2.14]
          at org.springframework.web.filter.CompositeFilter$VirtualFilterChain.doFilter(CompositeFilter.java:113) ~[spring-web-6.2.14.jar:6.2.14]
          at org.springframework.web.filter.CompositeFilter.doFilter(CompositeFilter.java:74) ~[spring-web-6.2.14.jar:6.2.14]
          at org.springframework.security.config.annotation.web.configuration.WebMvcSecurityConfiguration$CompositeFilterChainProxy.doFilter(WebMvcSecurityConfiguration.java:240) ~[spring-security-config-6.5.7.jar:6.5.7]
          at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:362) ~[spring-web-6.2.14.jar:6.2.14]
          at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:278) ~[spring-web-6.2.14.jar:6.2.14]
          at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:162) ~[tomcat-embed-core-10.1.49.jar:10.1.49]
          at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:138) ~[tomcat-embed-core-10.1.49.jar:10.1.49]
          at org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100) ~[spring-web-6.2.14.jar:6.2.14]
          at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) ~[spring-web-6.2.14.jar:6.2.14]
          at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:162) ~[tomcat-embed-core-10.1.49.jar:10.1.49]
          at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:138) ~[tomcat-embed-core-10.1.49.jar:10.1.49]
          at org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93) ~[spring-web-6.2.14.jar:6.2.14]
          at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) ~[spring-web-6.2.14.jar:6.2.14]
          at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:162) ~[tomcat-embed-core-10.1.49.jar:10.1.49]
          at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:138) ~[tomcat-embed-core-10.1.49.jar:10.1.49]
          at org.springframework.web.filter.ServerHttpObservationFilter.doFilterInternal(ServerHttpObservationFilter.java:110) ~[spring-web-6.2.14.jar:6.2.14]
          at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) ~[spring-web-6.2.14.jar:6.2.14]
          at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:162) ~[tomcat-embed-core-10.1.49.jar:10.1.49]
          at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:138) ~[tomcat-embed-core-10.1.49.jar:10.1.49]
          at org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201) ~[spring-web-6.2.14.jar:6.2.14]
          at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:116) ~[spring-web-6.2.14.jar:6.2.14]
          at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:162) ~[tomcat-embed-core-10.1.49.jar:10.1.49]
          at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:138) ~[tomcat-embed-core-10.1.49.jar:10.1.49]
          at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:165) ~[tomcat-embed-core-10.1.49.jar:10.1.49]
          at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:88) ~[tomcat-embed-core-10.1.49.jar:10.1.49]
          at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:482) ~[tomcat-embed-core-10.1.49.jar:10.1.49]
          at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:113) ~[tomcat-embed-core-10.1.49.jar:10.1.49]
          at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:83) ~[tomcat-embed-core-10.1.49.jar:10.1.49]
          at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:72) ~[tomcat-embed-core-10.1.49.jar:10.1.49]
          at org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:733) ~[tomcat-embed-core-10.1.49.jar:10.1.49]
          at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:342) ~[tomcat-embed-core-10.1.49.jar:10.1.49]
          at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:399) ~[tomcat-embed-core-10.1.49.jar:10.1.49]
          at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:63) ~[tomcat-embed-core-10.1.49.jar:10.1.49]
          at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:903) ~[tomcat-embed-core-10.1.49.jar:10.1.49]
          at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1774) ~[tomcat-embed-core-10.1.49.jar:10.1.49]
          at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:52) ~[tomcat-embed-core-10.1.49.jar:10.1.49]
          at org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:973) ~[tomcat-embed-core-10.1.49.jar:10.1.49]
          at org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:491) ~[tomcat-embed-core-10.1.49.jar:10.1.49]
          at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:63) ~[tomcat-embed-core-10.1.49.jar:10.1.49]
          at java.base/java.lang.Thread.run(Thread.java:1583) ~[na:na]
  Caused by: com.sap.cds.services.utils.ErrorStatusException: Failed to start a new transaction
          at com.sap.cds.services.impl.persistence.JdbcPersistenceService.ensureTransaction(JdbcPersistenceService.java:131) ~[cds-feature-jdbc-4.6.2.jar:na]
          at com.sap.cds.services.impl.handlerregistry.HandlerRegistryTools$DescribedHandler.process(HandlerRegistryTools.java:151) ~[cds-services-impl-4.6.2.jar:na]
          at com.sap.cds.services.impl.ServiceImpl.dispatch(ServiceImpl.java:235) ~[cds-services-impl-4.6.2.jar:na]
          ... 165 common frames omitted
  Caused by: org.springframework.transaction.CannotCreateTransactionException: Could not open JDBC Connection for transaction
          at org.springframework.jdbc.datasource.DataSourceTransactionManager.doBegin(DataSourceTransactionManager.java:320) ~[spring-jdbc-6.2.14.jar:6.2.14]
          at org.springframework.transaction.support.AbstractPlatformTransactionManager.startTransaction(AbstractPlatformTransactionManager.java:532) ~[spring-tx-6.2.14.jar:6.2.14]
          at org.springframework.transaction.support.AbstractPlatformTransactionManager.getTransaction(AbstractPlatformTransactionManager.java:405) ~[spring-tx-6.2.14.jar:6.2.14]
          at com.sap.cds.framework.spring.config.datasource.SpringTransactionManager.begin(SpringTransactionManager.java:52) ~[cds-framework-spring-boot-4.6.2.jar:na]
          at com.sap.cds.framework.spring.config.datasource.SpringTransactionManager.begin(SpringTransactionManager.java:39) ~[cds-framework-spring-boot-4.6.2.jar:na]
          at com.sap.cds.services.impl.persistence.JdbcPersistenceService.ensureTransaction(JdbcPersistenceService.java:129) ~[cds-feature-jdbc-4.6.2.jar:na]
          ... 167 common frames omitted
  Caused by: com.sap.db.jdbc.exceptions.JDBCDriverException: SAP DBTech JDBC: [1890]: HANA Database instance is stopped
          at com.sap.db.jdbc.exceptions.SQLExceptionSapDB._newInstance(SQLExceptionSapDB.java:209) ~[ngdbc-2.26.12.jar:2.26.12-2c33b04b5f2f1a413966e1d4a95140842ee7dedd]
          at com.sap.db.jdbc.exceptions.SQLExceptionSapDB.newInstance(SQLExceptionSapDB.java:42) ~[ngdbc-2.26.12.jar:2.26.12-2c33b04b5f2f1a413966e1d4a95140842ee7dedd]
          at com.sap.db.jdbc.packet.HReplyPacket._buildExceptionChain(HReplyPacket.java:924) ~[ngdbc-2.26.12.jar:2.26.12-2c33b04b5f2f1a413966e1d4a95140842ee7dedd]
          at com.sap.db.jdbc.packet.HReplyPacket.getSQLExceptionChain(HReplyPacket.java:224) ~[ngdbc-2.26.12.jar:2.26.12-2c33b04b5f2f1a413966e1d4a95140842ee7dedd]
          at com.sap.db.jdbc.packet.HReplyPacket.findSQLExceptionChain(HReplyPacket.java:735) ~[ngdbc-2.26.12.jar:2.26.12-2c33b04b5f2f1a413966e1d4a95140842ee7dedd]
          at com.sap.db.util.security.AuthenticationManager.authenticate(AuthenticationManager.java:231) ~[ngdbc-2.26.12.jar:2.26.12-2c33b04b5f2f1a413966e1d4a95140842ee7dedd]
          at com.sap.db.jdbc.ConnectionSapDB._authenticateAndConnectSession(ConnectionSapDB.java:7299) ~[ngdbc-2.26.12.jar:2.26.12-2c33b04b5f2f1a413966e1d4a95140842ee7dedd]
          at com.sap.db.jdbc.ConnectionSapDB._connectAnchor(ConnectionSapDB.java:3643) ~[ngdbc-2.26.12.jar:2.26.12-2c33b04b5f2f1a413966e1d4a95140842ee7dedd]
          at com.sap.db.jdbc.DriverSapDB._connect(DriverSapDB.java:3511) ~[ngdbc-2.26.12.jar:2.26.12-2c33b04b5f2f1a413966e1d4a95140842ee7dedd]
          at com.sap.db.jdbc.DriverSapDB.connect(DriverSapDB.java:3084) ~[ngdbc-2.26.12.jar:2.26.12-2c33b04b5f2f1a413966e1d4a95140842ee7dedd]
          at com.zaxxer.hikari.util.DriverDataSource.getConnection(DriverDataSource.java:144) ~[HikariCP-6.3.3.jar:na]
          at com.zaxxer.hikari.pool.PoolBase.newConnection(PoolBase.java:370) ~[HikariCP-6.3.3.jar:na]
          at com.zaxxer.hikari.pool.PoolBase.newPoolEntry(PoolBase.java:207) ~[HikariCP-6.3.3.jar:na]
          at com.zaxxer.hikari.pool.HikariPool.createPoolEntry(HikariPool.java:488) ~[HikariCP-6.3.3.jar:na]
          at com.zaxxer.hikari.pool.HikariPool.checkFailFast(HikariPool.java:576) ~[HikariCP-6.3.3.jar:na]
          at com.zaxxer.hikari.pool.HikariPool.<init>(HikariPool.java:97) ~[HikariCP-6.3.3.jar:na]
          at com.zaxxer.hikari.HikariDataSource.getConnection(HikariDataSource.java:111) ~[HikariCP-6.3.3.jar:na]
          at org.springframework.jdbc.datasource.DataSourceTransactionManager.doBegin(DataSourceTransactionManager.java:271) ~[spring-jdbc-6.2.14.jar:6.2.14]
          ... 172 common frames omitted

  2026-03-06T03:11:03.857Z  INFO 51407 --- [nio-8080-exec-1] c.s.c.s.i.c.ChangeSetContextImpl         : Rollback only status in member PersistenceService$Default marked the ChangeSet 3 as cancelled
  2026-03-06T03:11:03.859Z DEBUG 51407 --- [nio-8080-exec-1] o.s.web.servlet.DispatcherServlet        : Completed 500 INTERNAL_SERVER_ERROR

• CAP Java
• HANA

Failed to start a new transaction, 50003009, 1890, HANA Database instance is stopped , KBA , BC-XS-CDX-JAV , SAP CAP – Java runtime , Problem