Error when clicking Row Count on Filter - Platform 7.0.6

I’m getting a strange error when clicking the [?] to see more rows if the filter is set to lower than the count of rows available. Even stranger is, if I reboot tomcat, the error goes away for a few hours and it works normally.

Platform 7.0.6
SQL Server database

When clicking [?]
image

When expanding filter beyond row count
image

RuntimeException: Unable to find selected entity name [select count(e) from dataranger_Connection e]

java.lang.RuntimeException: Unable to find selected entity name [select count(e) from dataranger_Connection e]
	at com.haulmont.cuba.core.sys.jpql.QueryTreeAnalyzer.getMainSelectedEntityName(QueryTreeAnalyzer.java:82)
	at com.haulmont.cuba.core.sys.jpql.transform.QueryTransformerAstBased.createMainSelectedPathNodeReference(QueryTransformerAstBased.java:325)
	at com.haulmont.cuba.core.sys.jpql.transform.QueryTransformerAstBased.replaceOrderBy(QueryTransformerAstBased.java:222)
	at com.haulmont.cuba.core.app.RdbmsQueryBuilder.processSort(RdbmsQueryBuilder.java:222)
	at com.haulmont.cuba.core.app.RdbmsQueryBuilder.init(RdbmsQueryBuilder.java:101)
	at com.haulmont.cuba.core.app.RdbmsStore.createQuery(RdbmsStore.java:619)
	at com.haulmont.cuba.core.app.RdbmsStore.getCount(RdbmsStore.java:322)
	at com.haulmont.cuba.core.app.DataManagerBean.getCount(DataManagerBean.java:83)
	at com.haulmont.cuba.core.app.DataServiceBean.getCount(DataServiceBean.java:60)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:343)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:198)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:163)
	at org.springframework.aop.aspectj.MethodInvocationProceedingJoinPoint.proceed(MethodInvocationProceedingJoinPoint.java:88)
	at com.haulmont.cuba.core.sys.ServiceInterceptor.aroundInvoke(ServiceInterceptor.java:117)
	at sun.reflect.GeneratedMethodAccessor964.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethodWithGivenArgs(AbstractAspectJAdvice.java:644)
	at org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethod(AbstractAspectJAdvice.java:633)
	at org.springframework.aop.aspectj.AspectJAroundAdvice.invoke(AspectJAroundAdvice.java:70)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:175)
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:93)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:212)
	at com.sun.proxy.$Proxy97.getCount(Unknown Source)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at com.haulmont.cuba.core.sys.remoting.LocalServiceInvokerImpl.invoke(LocalServiceInvokerImpl.java:94)
	at com.haulmont.cuba.web.sys.remoting.LocalServiceProxy$LocalServiceInvocationHandler.invoke(LocalServiceProxy.java:154)
	at com.sun.proxy.$Proxy234.getCount(Unknown Source)
	at com.haulmont.cuba.client.sys.DataManagerClientImpl.getCount(DataManagerClientImpl.java:62)
	at com.haulmont.cuba.web.gui.components.WebRowsCount$LoaderAdapter.getCount(WebRowsCount.java:523)
	at com.haulmont.cuba.web.gui.components.WebRowsCount.onLinkClick(WebRowsCount.java:316)
	at com.haulmont.cuba.web.gui.components.WebRowsCount.lambda$initButtonListeners$61446b05$1(WebRowsCount.java:120)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at com.vaadin.event.ListenerMethod.receiveEvent(ListenerMethod.java:496)
	at com.vaadin.event.EventRouter.fireEvent(EventRouter.java:273)
	at com.vaadin.event.EventRouter.fireEvent(EventRouter.java:237)
	at com.vaadin.server.AbstractClientConnector.fireEvent(AbstractClientConnector.java:1041)
	at com.vaadin.ui.Button.fireClick(Button.java:384)
	at com.haulmont.cuba.web.widgets.CubaButton.fireClick(CubaButton.java:78)
	at com.vaadin.ui.Button$1.click(Button.java:57)
	at sun.reflect.GeneratedMethodAccessor1147.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at com.vaadin.server.ServerRpcManager.applyInvocation(ServerRpcManager.java:153)
	at com.vaadin.server.ServerRpcManager.applyInvocation(ServerRpcManager.java:115)
	at com.vaadin.server.communication.ServerRpcHandler.handleInvocation(ServerRpcHandler.java:431)
	at com.vaadin.server.communication.ServerRpcHandler.handleInvocations(ServerRpcHandler.java:396)
	at com.vaadin.server.communication.ServerRpcHandler.handleRpc(ServerRpcHandler.java:260)
	at com.vaadin.server.communication.UidlRequestHandler.synchronizedHandleRequest(UidlRequestHandler.java:82)
	at com.vaadin.server.SynchronizedRequestHandler.handleRequest(SynchronizedRequestHandler.java:40)
	at com.vaadin.server.VaadinService.handleRequest(VaadinService.java:1577)
	at com.vaadin.server.VaadinServlet.service(VaadinServlet.java:425)
	at com.haulmont.cuba.web.sys.CubaApplicationServlet.serviceAppRequest(CubaApplicationServlet.java:329)
	at com.haulmont.cuba.web.sys.CubaApplicationServlet.service(CubaApplicationServlet.java:215)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:742)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.springframework.web.filter.CompositeFilter$VirtualFilterChain.doFilter(CompositeFilter.java:107)
	at org.springframework.web.filter.CompositeFilter.doFilter(CompositeFilter.java:73)
	at com.haulmont.cuba.web.sys.CubaHttpFilter.doFilter(CubaHttpFilter.java:108)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at com.haulmont.cuba.web.sys.singleapp.SingleAppWebContextLoader$SetClassLoaderFilter.doFilter(SingleAppWebContextLoader.java:269)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:198)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:595)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:140)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:80)
	at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:624)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:342)
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:799)
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:861)
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1455)
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.lang.Thread.run(Thread.java:748)
1 Like

Here is the entire log of the event.

2019-06-04 08:38:08.274 ERROR [https-openssl-nio-8443-exec-17/dataranger-core/tmeacham] com.haulmont.cuba.core.sys.ServiceInterceptor - Exception: 
java.lang.RuntimeException: Unable to find selected entity name [select count(e) from dataranger_Connection e]
	at com.haulmont.cuba.core.sys.jpql.QueryTreeAnalyzer.getMainSelectedEntityName(QueryTreeAnalyzer.java:82) ~[cuba-global-7.0.6.jar:7.0.6]
	at com.haulmont.cuba.core.sys.jpql.transform.QueryTransformerAstBased.createMainSelectedPathNodeReference(QueryTransformerAstBased.java:325) ~[cuba-global-7.0.6.jar:7.0.6]
	at com.haulmont.cuba.core.sys.jpql.transform.QueryTransformerAstBased.replaceOrderBy(QueryTransformerAstBased.java:222) ~[cuba-global-7.0.6.jar:7.0.6]
	at com.haulmont.cuba.core.app.RdbmsQueryBuilder.processSort(RdbmsQueryBuilder.java:222) ~[cuba-core-7.0.6.jar:7.0.6]
	at com.haulmont.cuba.core.app.RdbmsQueryBuilder.init(RdbmsQueryBuilder.java:101) ~[cuba-core-7.0.6.jar:7.0.6]
	at com.haulmont.cuba.core.app.RdbmsStore.createQuery(RdbmsStore.java:619) ~[cuba-core-7.0.6.jar:7.0.6]
	at com.haulmont.cuba.core.app.RdbmsStore.getCount(RdbmsStore.java:322) ~[cuba-core-7.0.6.jar:7.0.6]
	at com.haulmont.cuba.core.app.DataManagerBean.getCount(DataManagerBean.java:83) ~[cuba-core-7.0.6.jar:7.0.6]
	at com.haulmont.cuba.core.app.DataServiceBean.getCount(DataServiceBean.java:60) ~[cuba-core-7.0.6.jar:7.0.6]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_202]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_202]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_202]
	at java.lang.reflect.Method.invoke(Method.java:498) ~[na:1.8.0_202]
	at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:343) ~[spring-aop-5.1.6.RELEASE.jar:5.1.6.RELEASE]
	at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:198) [spring-aop-5.1.6.RELEASE.jar:5.1.6.RELEASE]
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:163) [spring-aop-5.1.6.RELEASE.jar:5.1.6.RELEASE]
	at org.springframework.aop.aspectj.MethodInvocationProceedingJoinPoint.proceed(MethodInvocationProceedingJoinPoint.java:88) ~[spring-aop-5.1.6.RELEASE.jar:5.1.6.RELEASE]
	at com.haulmont.cuba.core.sys.ServiceInterceptor.aroundInvoke(ServiceInterceptor.java:117) ~[cuba-core-7.0.6.jar:7.0.6]
	at sun.reflect.GeneratedMethodAccessor1085.invoke(Unknown Source) ~[na:na]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_202]
	at java.lang.reflect.Method.invoke(Method.java:498) ~[na:1.8.0_202]
	at org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethodWithGivenArgs(AbstractAspectJAdvice.java:644) [spring-aop-5.1.6.RELEASE.jar:5.1.6.RELEASE]
	at org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethod(AbstractAspectJAdvice.java:633) [spring-aop-5.1.6.RELEASE.jar:5.1.6.RELEASE]
	at org.springframework.aop.aspectj.AspectJAroundAdvice.invoke(AspectJAroundAdvice.java:70) [spring-aop-5.1.6.RELEASE.jar:5.1.6.RELEASE]
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:175) [spring-aop-5.1.6.RELEASE.jar:5.1.6.RELEASE]
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:93) [spring-aop-5.1.6.RELEASE.jar:5.1.6.RELEASE]
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186) [spring-aop-5.1.6.RELEASE.jar:5.1.6.RELEASE]
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:212) [spring-aop-5.1.6.RELEASE.jar:5.1.6.RELEASE]
	at com.sun.proxy.$Proxy97.getCount(Unknown Source) [na:na]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_202]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_202]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_202]
	at java.lang.reflect.Method.invoke(Method.java:498) ~[na:1.8.0_202]
	at com.haulmont.cuba.core.sys.remoting.LocalServiceInvokerImpl.invoke(LocalServiceInvokerImpl.java:94) [cuba-core-7.0.6.jar:7.0.6]
	at com.haulmont.cuba.web.sys.remoting.LocalServiceProxy$LocalServiceInvocationHandler.invoke(LocalServiceProxy.java:154) [cuba-web-7.0.6.jar:7.0.6]
	at com.sun.proxy.$Proxy234.getCount(Unknown Source) [na:na]
	at com.haulmont.cuba.client.sys.DataManagerClientImpl.getCount(DataManagerClientImpl.java:62) [cuba-client-7.0.6.jar:7.0.6]
	at com.haulmont.cuba.web.gui.components.WebRowsCount$LoaderAdapter.getCount(WebRowsCount.java:523) [cuba-web-7.0.6.jar:7.0.6]
	at com.haulmont.cuba.web.gui.components.WebRowsCount.onLinkClick(WebRowsCount.java:316) [cuba-web-7.0.6.jar:7.0.6]
	at com.haulmont.cuba.web.gui.components.WebRowsCount.lambda$initButtonListeners$61446b05$1(WebRowsCount.java:120) [cuba-web-7.0.6.jar:7.0.6]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_202]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_202]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_202]
	at java.lang.reflect.Method.invoke(Method.java:498) ~[na:1.8.0_202]
	at com.vaadin.event.ListenerMethod.receiveEvent(ListenerMethod.java:496) ~[vaadin-server-8.6.4-11-cuba.jar:8.6.4-11-cuba]
	at com.vaadin.event.EventRouter.fireEvent(EventRouter.java:273) ~[vaadin-server-8.6.4-11-cuba.jar:8.6.4-11-cuba]
	at com.vaadin.event.EventRouter.fireEvent(EventRouter.java:237) ~[vaadin-server-8.6.4-11-cuba.jar:8.6.4-11-cuba]
	at com.vaadin.server.AbstractClientConnector.fireEvent(AbstractClientConnector.java:1041) ~[vaadin-server-8.6.4-11-cuba.jar:8.6.4-11-cuba]
	at com.vaadin.ui.Button.fireClick(Button.java:384) ~[vaadin-server-8.6.4-11-cuba.jar:8.6.4-11-cuba]
	at com.haulmont.cuba.web.widgets.CubaButton.fireClick(CubaButton.java:78) ~[cuba-web-widgets-7.0.6.jar:na]
	at com.vaadin.ui.Button$1.click(Button.java:57) ~[vaadin-server-8.6.4-11-cuba.jar:8.6.4-11-cuba]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_202]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_202]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_202]
	at java.lang.reflect.Method.invoke(Method.java:498) ~[na:1.8.0_202]
	at com.vaadin.server.ServerRpcManager.applyInvocation(ServerRpcManager.java:153) ~[vaadin-server-8.6.4-11-cuba.jar:8.6.4-11-cuba]
	at com.vaadin.server.ServerRpcManager.applyInvocation(ServerRpcManager.java:115) ~[vaadin-server-8.6.4-11-cuba.jar:8.6.4-11-cuba]
	at com.vaadin.server.communication.ServerRpcHandler.handleInvocation(ServerRpcHandler.java:431) ~[vaadin-server-8.6.4-11-cuba.jar:8.6.4-11-cuba]
	at com.vaadin.server.communication.ServerRpcHandler.handleInvocations(ServerRpcHandler.java:396) ~[vaadin-server-8.6.4-11-cuba.jar:8.6.4-11-cuba]
	at com.vaadin.server.communication.ServerRpcHandler.handleRpc(ServerRpcHandler.java:260) ~[vaadin-server-8.6.4-11-cuba.jar:8.6.4-11-cuba]
	at com.vaadin.server.communication.UidlRequestHandler.synchronizedHandleRequest(UidlRequestHandler.java:82) ~[vaadin-server-8.6.4-11-cuba.jar:8.6.4-11-cuba]
	at com.vaadin.server.SynchronizedRequestHandler.handleRequest(SynchronizedRequestHandler.java:40) ~[vaadin-server-8.6.4-11-cuba.jar:8.6.4-11-cuba]
	at com.vaadin.server.VaadinService.handleRequest(VaadinService.java:1577) ~[vaadin-server-8.6.4-11-cuba.jar:8.6.4-11-cuba]
	at com.vaadin.server.VaadinServlet.service(VaadinServlet.java:425) ~[vaadin-server-8.6.4-11-cuba.jar:8.6.4-11-cuba]
	at com.haulmont.cuba.web.sys.CubaApplicationServlet.serviceAppRequest(CubaApplicationServlet.java:329) ~[cuba-web-7.0.6.jar:7.0.6]
	at com.haulmont.cuba.web.sys.CubaApplicationServlet.service(CubaApplicationServlet.java:215) ~[cuba-web-7.0.6.jar:7.0.6]
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:742) ~[servlet-api.jar:na]
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231) ~[catalina.jar:8.5.15]
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) ~[catalina.jar:8.5.15]
	at org.springframework.web.filter.CompositeFilter$VirtualFilterChain.doFilter(CompositeFilter.java:107) ~[spring-web-5.1.6.RELEASE.jar:5.1.6.RELEASE]
	at org.springframework.web.filter.CompositeFilter.doFilter(CompositeFilter.java:73) ~[spring-web-5.1.6.RELEASE.jar:5.1.6.RELEASE]
	at com.haulmont.cuba.web.sys.CubaHttpFilter.doFilter(CubaHttpFilter.java:108) ~[cuba-web-7.0.6.jar:7.0.6]
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) ~[catalina.jar:8.5.15]
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) ~[catalina.jar:8.5.15]
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) ~[tomcat-websocket.jar:8.5.15]
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) ~[catalina.jar:8.5.15]
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) ~[catalina.jar:8.5.15]
	at com.haulmont.cuba.web.sys.singleapp.SingleAppWebContextLoader$SetClassLoaderFilter.doFilter(SingleAppWebContextLoader.java:269) ~[cuba-web-7.0.6.jar:7.0.6]
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) ~[catalina.jar:8.5.15]
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) ~[catalina.jar:8.5.15]
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:198) ~[catalina.jar:8.5.15]
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96) ~[catalina.jar:8.5.15]
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:595) ~[catalina.jar:8.5.15]
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:140) ~[catalina.jar:8.5.15]
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:80) ~[catalina.jar:8.5.15]
	at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:624) ~[catalina.jar:8.5.15]
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87) ~[catalina.jar:8.5.15]
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:342) ~[catalina.jar:8.5.15]
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:799) ~[tomcat-coyote.jar:8.5.15]
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66) ~[tomcat-coyote.jar:8.5.15]
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:861) ~[tomcat-coyote.jar:8.5.15]
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1455) ~[tomcat-coyote.jar:8.5.15]
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49) ~[tomcat-coyote.jar:8.5.15]
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) ~[na:1.8.0_202]
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) ~[na:1.8.0_202]
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) ~[tomcat-util.jar:8.5.15]
	at java.lang.Thread.run(Thread.java:748) ~[na:1.8.0_202]
2019-06-04 08:38:08.290 ERROR [https-openssl-nio-8443-exec-17/dataranger/tmeacham] com.haulmont.cuba.web.log.AppLog - Exception in com.haulmont.cuba.web.widgets.CubaButton: 
com.vaadin.server.ServerRpcManager$RpcInvocationException: Unable to invoke method click in com.vaadin.shared.ui.button.ButtonServerRpc
	at com.vaadin.server.ServerRpcManager.applyInvocation(ServerRpcManager.java:157) ~[vaadin-server-8.6.4-11-cuba.jar:8.6.4-11-cuba]
	at com.vaadin.server.ServerRpcManager.applyInvocation(ServerRpcManager.java:115) ~[vaadin-server-8.6.4-11-cuba.jar:8.6.4-11-cuba]
	at com.vaadin.server.communication.ServerRpcHandler.handleInvocation(ServerRpcHandler.java:431) [vaadin-server-8.6.4-11-cuba.jar:8.6.4-11-cuba]
	at com.vaadin.server.communication.ServerRpcHandler.handleInvocations(ServerRpcHandler.java:396) [vaadin-server-8.6.4-11-cuba.jar:8.6.4-11-cuba]
	at com.vaadin.server.communication.ServerRpcHandler.handleRpc(ServerRpcHandler.java:260) [vaadin-server-8.6.4-11-cuba.jar:8.6.4-11-cuba]
	at com.vaadin.server.communication.UidlRequestHandler.synchronizedHandleRequest(UidlRequestHandler.java:82) [vaadin-server-8.6.4-11-cuba.jar:8.6.4-11-cuba]
	at com.vaadin.server.SynchronizedRequestHandler.handleRequest(SynchronizedRequestHandler.java:40) [vaadin-server-8.6.4-11-cuba.jar:8.6.4-11-cuba]
	at com.vaadin.server.VaadinService.handleRequest(VaadinService.java:1577) [vaadin-server-8.6.4-11-cuba.jar:8.6.4-11-cuba]
	at com.vaadin.server.VaadinServlet.service(VaadinServlet.java:425) [vaadin-server-8.6.4-11-cuba.jar:8.6.4-11-cuba]
	at com.haulmont.cuba.web.sys.CubaApplicationServlet.serviceAppRequest(CubaApplicationServlet.java:329) [cuba-web-7.0.6.jar:7.0.6]
	at com.haulmont.cuba.web.sys.CubaApplicationServlet.service(CubaApplicationServlet.java:215) [cuba-web-7.0.6.jar:7.0.6]
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:742) [servlet-api.jar:na]
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231) [catalina.jar:8.5.15]
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) [catalina.jar:8.5.15]
	at org.springframework.web.filter.CompositeFilter$VirtualFilterChain.doFilter(CompositeFilter.java:107) [spring-web-5.1.6.RELEASE.jar:5.1.6.RELEASE]
	at org.springframework.web.filter.CompositeFilter.doFilter(CompositeFilter.java:73) [spring-web-5.1.6.RELEASE.jar:5.1.6.RELEASE]
	at com.haulmont.cuba.web.sys.CubaHttpFilter.doFilter(CubaHttpFilter.java:108) [cuba-web-7.0.6.jar:7.0.6]
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) [catalina.jar:8.5.15]
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) [catalina.jar:8.5.15]
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) [tomcat-websocket.jar:8.5.15]
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) [catalina.jar:8.5.15]
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) [catalina.jar:8.5.15]
	at com.haulmont.cuba.web.sys.singleapp.SingleAppWebContextLoader$SetClassLoaderFilter.doFilter(SingleAppWebContextLoader.java:269) [cuba-web-7.0.6.jar:7.0.6]
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) [catalina.jar:8.5.15]
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) [catalina.jar:8.5.15]
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:198) [catalina.jar:8.5.15]
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96) [catalina.jar:8.5.15]
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:595) [catalina.jar:8.5.15]
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:140) [catalina.jar:8.5.15]
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:80) [catalina.jar:8.5.15]
	at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:624) [catalina.jar:8.5.15]
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87) [catalina.jar:8.5.15]
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:342) [catalina.jar:8.5.15]
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:799) [tomcat-coyote.jar:8.5.15]
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66) [tomcat-coyote.jar:8.5.15]
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:861) [tomcat-coyote.jar:8.5.15]
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1455) [tomcat-coyote.jar:8.5.15]
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49) [tomcat-coyote.jar:8.5.15]
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [na:1.8.0_202]
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [na:1.8.0_202]
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) [tomcat-util.jar:8.5.15]
	at java.lang.Thread.run(Thread.java:748) [na:1.8.0_202]
Caused by: java.lang.reflect.InvocationTargetException: null
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_202]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_202]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_202]
	at java.lang.reflect.Method.invoke(Method.java:498) ~[na:1.8.0_202]
	at com.vaadin.server.ServerRpcManager.applyInvocation(ServerRpcManager.java:153) ~[vaadin-server-8.6.4-11-cuba.jar:8.6.4-11-cuba]
	... 41 common frames omitted
Caused by: com.vaadin.event.ListenerMethod$MethodException: Invocation of method buttonClick in com.haulmont.cuba.web.gui.components.WebRowsCount$$Lambda$945/434504228 failed.
	at com.vaadin.event.ListenerMethod.receiveEvent(ListenerMethod.java:516) ~[vaadin-server-8.6.4-11-cuba.jar:8.6.4-11-cuba]
	at com.vaadin.event.EventRouter.fireEvent(EventRouter.java:273) ~[vaadin-server-8.6.4-11-cuba.jar:8.6.4-11-cuba]
	at com.vaadin.event.EventRouter.fireEvent(EventRouter.java:237) ~[vaadin-server-8.6.4-11-cuba.jar:8.6.4-11-cuba]
	at com.vaadin.server.AbstractClientConnector.fireEvent(AbstractClientConnector.java:1041) ~[vaadin-server-8.6.4-11-cuba.jar:8.6.4-11-cuba]
	at com.vaadin.ui.Button.fireClick(Button.java:384) ~[vaadin-server-8.6.4-11-cuba.jar:8.6.4-11-cuba]
	at com.haulmont.cuba.web.widgets.CubaButton.fireClick(CubaButton.java:78) ~[cuba-web-widgets-7.0.6.jar:na]
	at com.vaadin.ui.Button$1.click(Button.java:57) ~[vaadin-server-8.6.4-11-cuba.jar:8.6.4-11-cuba]
	... 46 common frames omitted
Caused by: com.haulmont.cuba.core.global.RemoteException: Unable to find selected entity name [select count(e) from dataranger_Connection e]
	at com.haulmont.cuba.core.sys.ServiceInterceptor.aroundInvoke(ServiceInterceptor.java:129) ~[cuba-core-7.0.6.jar:7.0.6]
	at sun.reflect.GeneratedMethodAccessor1085.invoke(Unknown Source) ~[na:na]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_202]
	at java.lang.reflect.Method.invoke(Method.java:498) ~[na:1.8.0_202]
	at org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethodWithGivenArgs(AbstractAspectJAdvice.java:644) ~[spring-aop-5.1.6.RELEASE.jar:5.1.6.RELEASE]
	at org.springframework.aop.aspectj.AbstractAspectJAdvice.invokeAdviceMethod(AbstractAspectJAdvice.java:633) ~[spring-aop-5.1.6.RELEASE.jar:5.1.6.RELEASE]
	at org.springframework.aop.aspectj.AspectJAroundAdvice.invoke(AspectJAroundAdvice.java:70) ~[spring-aop-5.1.6.RELEASE.jar:5.1.6.RELEASE]
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:175) ~[spring-aop-5.1.6.RELEASE.jar:5.1.6.RELEASE]
	at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:93) ~[spring-aop-5.1.6.RELEASE.jar:5.1.6.RELEASE]
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186) ~[spring-aop-5.1.6.RELEASE.jar:5.1.6.RELEASE]
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:212) ~[spring-aop-5.1.6.RELEASE.jar:5.1.6.RELEASE]
	at com.sun.proxy.$Proxy97.getCount(Unknown Source) ~[na:na]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_202]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_202]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_202]
	at java.lang.reflect.Method.invoke(Method.java:498) ~[na:1.8.0_202]
	at com.haulmont.cuba.core.sys.remoting.LocalServiceInvokerImpl.invoke(LocalServiceInvokerImpl.java:94) ~[cuba-core-7.0.6.jar:7.0.6]
	at com.haulmont.cuba.web.sys.remoting.LocalServiceProxy$LocalServiceInvocationHandler.invoke(LocalServiceProxy.java:154) ~[cuba-web-7.0.6.jar:7.0.6]
	at com.sun.proxy.$Proxy234.getCount(Unknown Source) ~[na:na]
	at com.haulmont.cuba.client.sys.DataManagerClientImpl.getCount(DataManagerClientImpl.java:62) ~[cuba-client-7.0.6.jar:7.0.6]
	at com.haulmont.cuba.web.gui.components.WebRowsCount$LoaderAdapter.getCount(WebRowsCount.java:523) ~[cuba-web-7.0.6.jar:7.0.6]
	at com.haulmont.cuba.web.gui.components.WebRowsCount.onLinkClick(WebRowsCount.java:316) ~[cuba-web-7.0.6.jar:7.0.6]
	at com.haulmont.cuba.web.gui.components.WebRowsCount.lambda$initButtonListeners$61446b05$1(WebRowsCount.java:120) ~[cuba-web-7.0.6.jar:7.0.6]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:1.8.0_202]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[na:1.8.0_202]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:1.8.0_202]
	at java.lang.reflect.Method.invoke(Method.java:498) ~[na:1.8.0_202]
	at com.vaadin.event.ListenerMethod.receiveEvent(ListenerMethod.java:496) ~[vaadin-server-8.6.4-11-cuba.jar:8.6.4-11-cuba]
	... 52 common frames omitted

Hi,

I have encountered the same problem.

Platform 7.0.6
hsqldb

Thank you for reporting the problem.
Will be fixed in the next update release. Issue: Error while clicking RowCount · Issue #2192 · cuba-platform/cuba · GitHub

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