2018-11-22 16:59:46,758 ERROR nfo.magnolia.admincentral.AdmincentralErrorHandler: AdmincentralUI has encountered an unhandled exception.
com.vaadin.server.ServerRpcManager$RpcInvocationException: Unable to invoke method select in com.vaadin.shared.data.selection.SelectionServerRpc
	at com.vaadin.server.ServerRpcManager.applyInvocation(ServerRpcManager.java:159) ~[vaadin-server-8.5.2.jar:8.5.2]
	at com.vaadin.server.ServerRpcManager.applyInvocation(ServerRpcManager.java:116) ~[vaadin-server-8.5.2.jar:8.5.2]
	at com.vaadin.server.communication.ServerRpcHandler.handleInvocation(ServerRpcHandler.java:445) [vaadin-server-8.5.2.jar:8.5.2]
	at com.vaadin.server.communication.ServerRpcHandler.handleInvocations(ServerRpcHandler.java:410) [vaadin-server-8.5.2.jar:8.5.2]
	at com.vaadin.server.communication.ServerRpcHandler.handleRpc(ServerRpcHandler.java:274) [vaadin-server-8.5.2.jar:8.5.2]
	at com.vaadin.server.communication.UidlRequestHandler.synchronizedHandleRequest(UidlRequestHandler.java:90) [vaadin-server-8.5.2.jar:8.5.2]
	at com.vaadin.server.SynchronizedRequestHandler.handleRequest(SynchronizedRequestHandler.java:40) [vaadin-server-8.5.2.jar:8.5.2]
	at com.vaadin.server.VaadinService.handleRequest(VaadinService.java:1601) [vaadin-server-8.5.2.jar:8.5.2]
	at com.vaadin.server.VaadinServlet.service(VaadinServlet.java:445) [vaadin-server-8.5.2.jar:8.5.2]
	at info.magnolia.admincentral.AdmincentralServlet.service(AdmincentralServlet.java:113) [magnolia-admincentral-6.0-SNAPSHOT.jar:?]
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:741) [servlet-api.jar:?]
	at info.magnolia.cms.filters.ServletDispatchingFilter.doFilter(ServletDispatchingFilter.java:148) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.CompositeFilter.doFilter(CompositeFilter.java:65) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.virtualuri.VirtualUriFilter.doFilter(VirtualUriFilter.java:98) [magnolia-virtual-uri-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.module.cache.executor.Bypass.processCacheRequest(Bypass.java:58) [magnolia-cache-core-5.6.2.jar:?]
	at info.magnolia.module.cache.executor.CompositeExecutor.processCacheRequest(CompositeExecutor.java:67) [magnolia-cache-core-5.6.2.jar:?]
	at info.magnolia.module.cache.filter.CacheFilter.doFilter(CacheFilter.java:220) [magnolia-cache-core-5.6.2.jar:?]
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.i18n.I18nContentSupportFilter.doFilter(I18nContentSupportFilter.java:85) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.RangeSupportFilter.doFilter(RangeSupportFilter.java:77) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.security.BaseSecurityFilter.doFilter(BaseSecurityFilter.java:57) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.security.SecurityCallbackFilter.doFilter(SecurityCallbackFilter.java:84) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(OncePerRequestAbstractMgnlFilter.java:59) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.security.LogoutFilter.doFilter(LogoutFilter.java:94) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(OncePerRequestAbstractMgnlFilter.java:59) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.module.site.filters.SiteMergeFilter.doFilter(SiteMergeFilter.java:119) [magnolia-site-1.2.2.jar:?]
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.multisite.filters.MultiSiteFilter.doFilter(MultiSiteFilter.java:120) [magnolia-module-multisite-1.3.5-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MultiChannelFilter.doFilter(MultiChannelFilter.java:83) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.module.cache.filter.GZipFilter.doFilter(GZipFilter.java:73) [magnolia-cache-core-5.6.2.jar:?]
	at info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(OncePerRequestAbstractMgnlFilter.java:59) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.security.auth.login.LoginFilter.doFilter(LoginFilter.java:127) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.enterprise.registration.RegistrationFilter.doFilter(RegistrationFilter.java:64) [magnolia-module-enterprise-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.personalization.preview.filter.PreviewFilter.doFilter(PreviewFilter.java:92) [magnolia-personalization-preview-app-1.7-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.OncePerRequestAbstractMgnlFilter.doFilter(OncePerRequestAbstractMgnlFilter.java:59) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:81) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.ContentTypeFilter.doFilter(ContentTypeFilter.java:155) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.ContextFilter.doFilter(ContextFilter.java:128) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlFilterChain.doFilter(MgnlFilterChain.java:79) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.CompositeFilter.doFilter(CompositeFilter.java:65) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.AbstractMgnlFilter.doFilter(AbstractMgnlFilter.java:85) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.SafeDestroyMgnlFilterWrapper.doFilter(SafeDestroyMgnlFilterWrapper.java:107) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlFilterDispatcher.doDispatch(MgnlFilterDispatcher.java:67) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlMainFilter.doFilter(MgnlMainFilter.java:110) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at info.magnolia.cms.filters.MgnlMainFilter.doFilter(MgnlMainFilter.java:96) [magnolia-core-6.0-SNAPSHOT.jar:?]
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) [catalina.jar:9.0.10]
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) [catalina.jar:9.0.10]
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:199) [catalina.jar:9.0.10]
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96) [catalina.jar:9.0.10]
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:491) [catalina.jar:9.0.10]
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:139) [catalina.jar:9.0.10]
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92) [catalina.jar:9.0.10]
	at org.apache.catalina.valves.AbstractAccessLogValve.invoke(AbstractAccessLogValve.java:668) [catalina.jar:9.0.10]
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87) [catalina.jar:9.0.10]
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343) [catalina.jar:9.0.10]
	at org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:408) [tomcat-coyote.jar:9.0.10]
	at org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66) [tomcat-coyote.jar:9.0.10]
	at org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:764) [tomcat-coyote.jar:9.0.10]
	at org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1388) [tomcat-coyote.jar:9.0.10]
	at org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49) [tomcat-coyote.jar:9.0.10]
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_144]
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_144]
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61) [tomcat-util.jar:9.0.10]
	at java.lang.Thread.run(Thread.java:748) [?:1.8.0_144]
Caused by: java.lang.reflect.InvocationTargetException
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_144]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_144]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_144]
	at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_144]
	at com.vaadin.server.ServerRpcManager.applyInvocation(ServerRpcManager.java:155) ~[vaadin-server-8.5.2.jar:8.5.2]
	... 108 more
Caused by: com.vaadin.event.ListenerMethod$MethodException: Invocation of method selectionChange in com.vaadin.ui.components.grid.SingleSelectionModel$$Lambda$596/527082106 failed.
	at com.vaadin.event.ListenerMethod.receiveEvent(ListenerMethod.java:519) ~[vaadin-server-8.5.2.jar:8.5.2]
	at com.vaadin.event.EventRouter.fireEvent(EventRouter.java:273) ~[vaadin-server-8.5.2.jar:8.5.2]
	at com.vaadin.event.EventRouter.fireEvent(EventRouter.java:237) ~[vaadin-server-8.5.2.jar:8.5.2]
	at com.vaadin.server.AbstractClientConnector.fireEvent(AbstractClientConnector.java:1014) ~[vaadin-server-8.5.2.jar:8.5.2]
	at com.vaadin.ui.components.grid.SingleSelectionModelImpl.setSelectedFromClient(SingleSelectionModelImpl.java:158) ~[vaadin-server-8.5.2.jar:8.5.2]
	at com.vaadin.ui.components.grid.SingleSelectionModelImpl$1.select(SingleSelectionModelImpl.java:52) ~[vaadin-server-8.5.2.jar:8.5.2]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_144]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_144]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_144]
	at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_144]
	at com.vaadin.server.ServerRpcManager.applyInvocation(ServerRpcManager.java:155) ~[vaadin-server-8.5.2.jar:8.5.2]
	... 108 more
Caused by: java.lang.OutOfMemoryError: Cannot allocate new FloatPointer(2560): totalBytes = 744M, physicalBytes = 3852M
	at org.bytedeco.javacpp.FloatPointer.<init>(FloatPointer.java:76) ~[javacpp-1.4.2.jar:1.4.2]
	at org.bytedeco.javacpp.FloatPointer.<init>(FloatPointer.java:41) ~[javacpp-1.4.2.jar:1.4.2]
	at org.nd4j.linalg.api.buffer.BaseDataBuffer.<init>(BaseDataBuffer.java:227) ~[nd4j-buffer-1.0.0-beta2.jar:?]
	at org.nd4j.linalg.api.buffer.FloatBuffer.<init>(FloatBuffer.java:127) ~[nd4j-buffer-1.0.0-beta2.jar:?]
	at org.nd4j.linalg.api.buffer.factory.DefaultDataBufferFactory.createFloat(DefaultDataBufferFactory.java:496) ~[nd4j-buffer-1.0.0-beta2.jar:?]
	at org.nd4j.linalg.api.buffer.factory.DefaultDataBufferFactory.createFloat(DefaultDataBufferFactory.java:381) ~[nd4j-buffer-1.0.0-beta2.jar:?]
	at org.nd4j.linalg.factory.Nd4j.createBuffer(Nd4j.java:1513) ~[nd4j-api-1.0.0-beta2.jar:1.0.0-beta2]
	at org.nd4j.linalg.api.ndarray.BaseNDArray.<init>(BaseNDArray.java:819) ~[nd4j-api-1.0.0-beta2.jar:1.0.0-beta2]
	at org.nd4j.linalg.cpu.nativecpu.NDArray.<init>(NDArray.java:347) ~[nd4j-native-1.0.0-beta2.jar:?]
	at info.magnolia.ml.rank.NeuralNetworkResultRanker.inputToArray(NeuralNetworkResultRanker.java:153) ~[periscope-result-ranker-1.0-SNAPSHOT.jar:?]
	at info.magnolia.ml.rank.NeuralNetworkResultRanker.trainRanking(NeuralNetworkResultRanker.java:108) ~[periscope-result-ranker-1.0-SNAPSHOT.jar:?]
	at info.magnolia.periscope.Periscope.resultPicked(Periscope.java:181) ~[periscope-core-1.0-SNAPSHOT.jar:?]
	at info.magnolia.admincentral.findbar.FindBar.lambda$initUi$3(FindBar.java:255) ~[magnolia-admincentral-6.0-SNAPSHOT.jar:?]
	at info.magnolia.admincentral.findbar.SearchResultsGrid.lambda$triggerResult$0(SearchResultsGrid.java:154) ~[magnolia-admincentral-6.0-SNAPSHOT.jar:?]
	at java.util.ArrayList.forEach(ArrayList.java:1249) ~[?:1.8.0_144]
	at info.magnolia.admincentral.findbar.SearchResultsGrid.triggerResult(SearchResultsGrid.java:154) ~[magnolia-admincentral-6.0-SNAPSHOT.jar:?]
	at java.util.Optional.ifPresent(Optional.java:159) ~[?:1.8.0_144]
	at info.magnolia.admincentral.findbar.SearchResultsGrid.lambda$new$dd86aac6$1(SearchResultsGrid.java:93) ~[magnolia-admincentral-6.0-SNAPSHOT.jar:?]
	at com.vaadin.ui.components.grid.SingleSelectionModel.lambda$addSelectionListener$91fe6b9f$1(SingleSelectionModel.java:56) ~[vaadin-server-8.5.2.jar:8.5.2]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_144]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_144]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_144]
	at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_144]
	at com.vaadin.event.ListenerMethod.receiveEvent(ListenerMethod.java:499) ~[vaadin-server-8.5.2.jar:8.5.2]
	at com.vaadin.event.EventRouter.fireEvent(EventRouter.java:273) ~[vaadin-server-8.5.2.jar:8.5.2]
	at com.vaadin.event.EventRouter.fireEvent(EventRouter.java:237) ~[vaadin-server-8.5.2.jar:8.5.2]
	at com.vaadin.server.AbstractClientConnector.fireEvent(AbstractClientConnector.java:1014) ~[vaadin-server-8.5.2.jar:8.5.2]
	at com.vaadin.ui.components.grid.SingleSelectionModelImpl.setSelectedFromClient(SingleSelectionModelImpl.java:158) ~[vaadin-server-8.5.2.jar:8.5.2]
	at com.vaadin.ui.components.grid.SingleSelectionModelImpl$1.select(SingleSelectionModelImpl.java:52) ~[vaadin-server-8.5.2.jar:8.5.2]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_144]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_144]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_144]
	at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_144]
	at com.vaadin.server.ServerRpcManager.applyInvocation(ServerRpcManager.java:155) ~[vaadin-server-8.5.2.jar:8.5.2]
	... 108 more
Caused by: java.lang.OutOfMemoryError: Physical memory usage is too high: physicalBytes (3852M) > maxPhysicalBytes (3641M)
	at org.bytedeco.javacpp.Pointer.deallocator(Pointer.java:588) ~[javacpp-1.4.2.jar:1.4.2]
	at org.bytedeco.javacpp.Pointer.init(Pointer.java:124) ~[javacpp-1.4.2.jar:1.4.2]
	at org.bytedeco.javacpp.FloatPointer.allocateArray(Native Method) ~[javacpp-1.4.2.jar:1.4.2]
	at org.bytedeco.javacpp.FloatPointer.<init>(FloatPointer.java:68) ~[javacpp-1.4.2.jar:1.4.2]
	at org.bytedeco.javacpp.FloatPointer.<init>(FloatPointer.java:41) ~[javacpp-1.4.2.jar:1.4.2]
	at org.nd4j.linalg.api.buffer.BaseDataBuffer.<init>(BaseDataBuffer.java:227) ~[nd4j-buffer-1.0.0-beta2.jar:?]
	at org.nd4j.linalg.api.buffer.FloatBuffer.<init>(FloatBuffer.java:127) ~[nd4j-buffer-1.0.0-beta2.jar:?]
	at org.nd4j.linalg.api.buffer.factory.DefaultDataBufferFactory.createFloat(DefaultDataBufferFactory.java:496) ~[nd4j-buffer-1.0.0-beta2.jar:?]
	at org.nd4j.linalg.api.buffer.factory.DefaultDataBufferFactory.createFloat(DefaultDataBufferFactory.java:381) ~[nd4j-buffer-1.0.0-beta2.jar:?]
	at org.nd4j.linalg.factory.Nd4j.createBuffer(Nd4j.java:1513) ~[nd4j-api-1.0.0-beta2.jar:1.0.0-beta2]
	at org.nd4j.linalg.api.ndarray.BaseNDArray.<init>(BaseNDArray.java:819) ~[nd4j-api-1.0.0-beta2.jar:1.0.0-beta2]
	at org.nd4j.linalg.cpu.nativecpu.NDArray.<init>(NDArray.java:347) ~[nd4j-native-1.0.0-beta2.jar:?]
	at info.magnolia.ml.rank.NeuralNetworkResultRanker.inputToArray(NeuralNetworkResultRanker.java:153) ~[periscope-result-ranker-1.0-SNAPSHOT.jar:?]
	at info.magnolia.ml.rank.NeuralNetworkResultRanker.trainRanking(NeuralNetworkResultRanker.java:108) ~[periscope-result-ranker-1.0-SNAPSHOT.jar:?]
	at info.magnolia.periscope.Periscope.resultPicked(Periscope.java:181) ~[periscope-core-1.0-SNAPSHOT.jar:?]
	at info.magnolia.admincentral.findbar.FindBar.lambda$initUi$3(FindBar.java:255) ~[magnolia-admincentral-6.0-SNAPSHOT.jar:?]
	at info.magnolia.admincentral.findbar.SearchResultsGrid.lambda$triggerResult$0(SearchResultsGrid.java:154) ~[magnolia-admincentral-6.0-SNAPSHOT.jar:?]
	at java.util.ArrayList.forEach(ArrayList.java:1249) ~[?:1.8.0_144]
	at info.magnolia.admincentral.findbar.SearchResultsGrid.triggerResult(SearchResultsGrid.java:154) ~[magnolia-admincentral-6.0-SNAPSHOT.jar:?]
	at java.util.Optional.ifPresent(Optional.java:159) ~[?:1.8.0_144]
	at info.magnolia.admincentral.findbar.SearchResultsGrid.lambda$new$dd86aac6$1(SearchResultsGrid.java:93) ~[magnolia-admincentral-6.0-SNAPSHOT.jar:?]
	at com.vaadin.ui.components.grid.SingleSelectionModel.lambda$addSelectionListener$91fe6b9f$1(SingleSelectionModel.java:56) ~[vaadin-server-8.5.2.jar:8.5.2]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_144]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_144]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_144]
	at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_144]
	at com.vaadin.event.ListenerMethod.receiveEvent(ListenerMethod.java:499) ~[vaadin-server-8.5.2.jar:8.5.2]
	at com.vaadin.event.EventRouter.fireEvent(EventRouter.java:273) ~[vaadin-server-8.5.2.jar:8.5.2]
	at com.vaadin.event.EventRouter.fireEvent(EventRouter.java:237) ~[vaadin-server-8.5.2.jar:8.5.2]
	at com.vaadin.server.AbstractClientConnector.fireEvent(AbstractClientConnector.java:1014) ~[vaadin-server-8.5.2.jar:8.5.2]
	at com.vaadin.ui.components.grid.SingleSelectionModelImpl.setSelectedFromClient(SingleSelectionModelImpl.java:158) ~[vaadin-server-8.5.2.jar:8.5.2]
	at com.vaadin.ui.components.grid.SingleSelectionModelImpl$1.select(SingleSelectionModelImpl.java:52) ~[vaadin-server-8.5.2.jar:8.5.2]
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[?:1.8.0_144]
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62) ~[?:1.8.0_144]
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[?:1.8.0_144]
	at java.lang.reflect.Method.invoke(Method.java:498) ~[?:1.8.0_144]
	at com.vaadin.server.ServerRpcManager.applyInvocation(ServerRpcManager.java:155) ~[vaadin-server-8.5.2.jar:8.5.2]
	... 108 more
2018-11-22 16:59:50,003 WARN  info.magnolia.module.cache.filter.CacheFilter     : The following URL took longer than 10 seconds (13519 ms) to render. This might cause timeout exceptions on other requests to the same URI. [url=http://localhost:8080/magnoliaAuthor/.magnolia/admincentral/HEARTBEAT/]
2018-11-22 16:59:50,006 WARN  info.magnolia.module.cache.filter.CacheFilter     : The following URL took longer than 10 seconds (16085 ms) to render. This might cause timeout exceptions on other requests to the same URI. [url=http://localhost:8080/magnoliaAuthor/.magnolia/admincentral/UIDL/]
2018-11-22 16:59:54,903 ERROR gnolia.admincentral.findbar.search.ResultCollector: An error occurred during the search process, therefore an empty collection will be returned.
java.util.concurrent.CompletionException: java.lang.OutOfMemoryError: Cannot allocate new FloatPointer(2560): totalBytes = 744M, physicalBytes = 3847M
	at java.util.concurrent.CompletableFuture.encodeThrowable(CompletableFuture.java:273) ~[?:1.8.0_144]
	at java.util.concurrent.CompletableFuture.completeThrowable(CompletableFuture.java:280) ~[?:1.8.0_144]
	at java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1592) ~[?:1.8.0_144]
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) ~[?:1.8.0_144]
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) ~[?:1.8.0_144]
	at java.lang.Thread.run(Thread.java:748) ~[?:1.8.0_144]
Caused by: java.lang.OutOfMemoryError: Cannot allocate new FloatPointer(2560): totalBytes = 744M, physicalBytes = 3847M
	at org.bytedeco.javacpp.FloatPointer.<init>(FloatPointer.java:76) ~[javacpp-1.4.2.jar:1.4.2]
	at org.bytedeco.javacpp.FloatPointer.<init>(FloatPointer.java:41) ~[javacpp-1.4.2.jar:1.4.2]
	at org.nd4j.linalg.api.buffer.BaseDataBuffer.<init>(BaseDataBuffer.java:227) ~[nd4j-buffer-1.0.0-beta2.jar:?]
	at org.nd4j.linalg.api.buffer.FloatBuffer.<init>(FloatBuffer.java:127) ~[nd4j-buffer-1.0.0-beta2.jar:?]
	at org.nd4j.linalg.api.buffer.factory.DefaultDataBufferFactory.createFloat(DefaultDataBufferFactory.java:496) ~[nd4j-buffer-1.0.0-beta2.jar:?]
	at org.nd4j.linalg.api.buffer.factory.DefaultDataBufferFactory.createFloat(DefaultDataBufferFactory.java:381) ~[nd4j-buffer-1.0.0-beta2.jar:?]
	at org.nd4j.linalg.factory.Nd4j.createBuffer(Nd4j.java:1513) ~[nd4j-api-1.0.0-beta2.jar:1.0.0-beta2]
	at org.nd4j.linalg.api.ndarray.BaseNDArray.<init>(BaseNDArray.java:819) ~[nd4j-api-1.0.0-beta2.jar:1.0.0-beta2]
	at org.nd4j.linalg.cpu.nativecpu.NDArray.<init>(NDArray.java:347) ~[nd4j-native-1.0.0-beta2.jar:?]
	at info.magnolia.ml.rank.NeuralNetworkResultRanker.inputToArray(NeuralNetworkResultRanker.java:153) ~[periscope-result-ranker-1.0-SNAPSHOT.jar:?]
	at info.magnolia.ml.rank.NeuralNetworkResultRanker.rank(NeuralNetworkResultRanker.java:127) ~[periscope-result-ranker-1.0-SNAPSHOT.jar:?]
	at info.magnolia.periscope.Periscope.fetchSupplierAwareSearchResults(Periscope.java:143) ~[periscope-core-1.0-SNAPSHOT.jar:?]
	at info.magnolia.periscope.Periscope.lambda$search$0(Periscope.java:116) ~[periscope-core-1.0-SNAPSHOT.jar:?]
	at java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1590) ~[?:1.8.0_144]
	... 3 more
Caused by: java.lang.OutOfMemoryError: Physical memory usage is too high: physicalBytes (3847M) > maxPhysicalBytes (3641M)
	at org.bytedeco.javacpp.Pointer.deallocator(Pointer.java:588) ~[javacpp-1.4.2.jar:1.4.2]
	at org.bytedeco.javacpp.Pointer.init(Pointer.java:124) ~[javacpp-1.4.2.jar:1.4.2]
	at org.bytedeco.javacpp.FloatPointer.allocateArray(Native Method) ~[javacpp-1.4.2.jar:1.4.2]
	at org.bytedeco.javacpp.FloatPointer.<init>(FloatPointer.java:68) ~[javacpp-1.4.2.jar:1.4.2]
	at org.bytedeco.javacpp.FloatPointer.<init>(FloatPointer.java:41) ~[javacpp-1.4.2.jar:1.4.2]
	at org.nd4j.linalg.api.buffer.BaseDataBuffer.<init>(BaseDataBuffer.java:227) ~[nd4j-buffer-1.0.0-beta2.jar:?]
	at org.nd4j.linalg.api.buffer.FloatBuffer.<init>(FloatBuffer.java:127) ~[nd4j-buffer-1.0.0-beta2.jar:?]
	at org.nd4j.linalg.api.buffer.factory.DefaultDataBufferFactory.createFloat(DefaultDataBufferFactory.java:496) ~[nd4j-buffer-1.0.0-beta2.jar:?]
	at org.nd4j.linalg.api.buffer.factory.DefaultDataBufferFactory.createFloat(DefaultDataBufferFactory.java:381) ~[nd4j-buffer-1.0.0-beta2.jar:?]
	at org.nd4j.linalg.factory.Nd4j.createBuffer(Nd4j.java:1513) ~[nd4j-api-1.0.0-beta2.jar:1.0.0-beta2]
	at org.nd4j.linalg.api.ndarray.BaseNDArray.<init>(BaseNDArray.java:819) ~[nd4j-api-1.0.0-beta2.jar:1.0.0-beta2]
	at org.nd4j.linalg.cpu.nativecpu.NDArray.<init>(NDArray.java:347) ~[nd4j-native-1.0.0-beta2.jar:?]
	at info.magnolia.ml.rank.NeuralNetworkResultRanker.inputToArray(NeuralNetworkResultRanker.java:153) ~[periscope-result-ranker-1.0-SNAPSHOT.jar:?]
	at info.magnolia.ml.rank.NeuralNetworkResultRanker.rank(NeuralNetworkResultRanker.java:127) ~[periscope-result-ranker-1.0-SNAPSHOT.jar:?]
	at info.magnolia.periscope.Periscope.fetchSupplierAwareSearchResults(Periscope.java:143) ~[periscope-core-1.0-SNAPSHOT.jar:?]
	at info.magnolia.periscope.Periscope.lambda$search$0(Periscope.java:116) ~[periscope-core-1.0-SNAPSHOT.jar:?]
	at java.util.concurrent.CompletableFuture$AsyncSupply.run(CompletableFuture.java:1590) ~[?:1.8.0_144]
	... 3 more