[
https://issues.apache.org/jira/browse/SCB-2227?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Lei Zhang resolved SCB-2227.
----------------------------
Fix Version/s: pack-0.7.0
Resolution: Fixed
> [UI] Property or field 'upTime' cannot be found on null
> -------------------------------------------------------
>
> Key: SCB-2227
> URL: https://issues.apache.org/jira/browse/SCB-2227
> Project: Apache ServiceComb
> Issue Type: Bug
> Components: Saga
> Affects Versions: pack-0.7.0
> Reporter: Lei Zhang
> Assignee: Lei Zhang
> Priority: Major
> Fix For: pack-0.7.0
>
>
> 2021-03-20 03:35:58.997 ERROR fd4667eba990 --- [nio-8090-exec-1]
> o.t.TemplateEngine : [THYMELEAF][http-nio-8090-exec-1]
> Exception processing template "index": Exception evaluating SpringEL
> expression: "systemInfo.upTime" (template: "index" - line 257, col 39)
> org.thymeleaf.exceptions.TemplateProcessingException: Exception evaluating
> SpringEL expression: "systemInfo.upTime" (template: "index" - line 257, col
> 39)
> at
> org.thymeleaf.spring5.expression.SPELVariableExpressionEvaluator.evaluate(SPELVariableExpressionEvaluator.java:290)
> at
> org.thymeleaf.standard.expression.VariableExpression.executeVariableExpression(VariableExpression.java:166)
> at
> org.thymeleaf.standard.expression.SimpleExpression.executeSimple(SimpleExpression.java:66)
> at
> org.thymeleaf.standard.expression.Expression.execute(Expression.java:109)
> at
> org.thymeleaf.standard.expression.Expression.execute(Expression.java:138)
> at
> org.thymeleaf.standard.processor.AbstractStandardExpressionAttributeTagProcessor.doProcess(AbstractStandardExpressionAttributeTagProcessor.java:144)
> at
> org.thymeleaf.processor.element.AbstractAttributeTagProcessor.doProcess(AbstractAttributeTagProcessor.java:74)
> at
> org.thymeleaf.processor.element.AbstractElementTagProcessor.process(AbstractElementTagProcessor.java:95)
> at
> org.thymeleaf.util.ProcessorConfigurationUtils$ElementTagProcessorWrapper.process(ProcessorConfigurationUtils.java:633)
> at
> org.thymeleaf.engine.ProcessorTemplateHandler.handleOpenElement(ProcessorTemplateHandler.java:1314)
> at
> org.thymeleaf.engine.OpenElementTag.beHandled(OpenElementTag.java:205)
> at org.thymeleaf.engine.Model.process(Model.java:282)
> at
> org.thymeleaf.engine.ProcessorTemplateHandler.handleOpenElement(ProcessorTemplateHandler.java:1587)
> at
> org.thymeleaf.engine.OpenElementTag.beHandled(OpenElementTag.java:205)
> at org.thymeleaf.engine.Model.process(Model.java:282)
> at
> org.thymeleaf.engine.ProcessorTemplateHandler.handleOpenElement(ProcessorTemplateHandler.java:1587)
> at
> org.thymeleaf.engine.OpenElementTag.beHandled(OpenElementTag.java:205)
> at org.thymeleaf.engine.Model.process(Model.java:282)
> at org.thymeleaf.engine.Model.process(Model.java:290)
> at
> org.thymeleaf.engine.GatheringModelProcessable.process(GatheringModelProcessable.java:78)
> at
> org.thymeleaf.engine.ProcessorTemplateHandler.handleCloseElement(ProcessorTemplateHandler.java:1640)
> at
> org.thymeleaf.engine.CloseElementTag.beHandled(CloseElementTag.java:139)
> at org.thymeleaf.engine.TemplateModel.process(TemplateModel.java:136)
> at
> org.thymeleaf.engine.TemplateManager.parseAndProcess(TemplateManager.java:661)
> at org.thymeleaf.TemplateEngine.process(TemplateEngine.java:1098)
> at org.thymeleaf.TemplateEngine.process(TemplateEngine.java:1072)
> at
> org.thymeleaf.spring5.view.ThymeleafView.renderFragment(ThymeleafView.java:362)
> at
> org.thymeleaf.spring5.view.ThymeleafView.render(ThymeleafView.java:189)
> at
> org.springframework.web.servlet.DispatcherServlet.render(DispatcherServlet.java:1371)
> at
> org.springframework.web.servlet.DispatcherServlet.processDispatchResult(DispatcherServlet.java:1117)
> at
> org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1056)
> at
> org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:942)
> at
> org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1005)
> at
> org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:897)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:634)
> at
> org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:882)
> at javax.servlet.http.HttpServlet.service(HttpServlet.java:741)
> at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231)
> at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
> at
> org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:53)
> at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
> at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
> at
> org.springframework.web.servlet.resource.ResourceUrlEncodingFilter.doFilter(ResourceUrlEncodingFilter.java:63)
> at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
> at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
> at
> org.springframework.boot.actuate.web.trace.servlet.HttpTraceFilter.doFilterInternal(HttpTraceFilter.java:88)
> at
> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:109)
> at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
> at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
> at
> org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:99)
> at
> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:109)
> at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
> at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
> at
> org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:92)
> at
> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:109)
> at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
> at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
> at
> org.springframework.web.filter.HiddenHttpMethodFilter.doFilterInternal(HiddenHttpMethodFilter.java:93)
> at
> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:109)
> at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
> at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
> at
> org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.filterAndRecordMetrics(WebMvcMetricsFilter.java:114)
> at
> org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:104)
> at
> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:109)
> at
> org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193)
> at
> org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166)
> at
> org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:200)
> at
> org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:109)
> 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:202)
> at
> org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96)
> at
> org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:490)
> at
> org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:139)
> at
> org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:92)
> at
> org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74)
> at
> org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:343)
> at
> org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:408)
> at
> org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66)
> at
> org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:853)
> at
> org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1587)
> at
> org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149)
> at
> java.util.concurrent.ThreadPoolExecutor$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)
> Caused by: org.springframework.expression.spel.SpelEvaluationException:
> EL1007E: Property or field 'upTime' cannot be found on null
> at
> org.springframework.expression.spel.ast.PropertyOrFieldReference.readProperty(PropertyOrFieldReference.java:213)
> at
> org.springframework.expression.spel.ast.PropertyOrFieldReference.getValueInternal(PropertyOrFieldReference.java:104)
> at
> org.springframework.expression.spel.ast.PropertyOrFieldReference.access$000(PropertyOrFieldReference.java:51)
> at
> org.springframework.expression.spel.ast.PropertyOrFieldReference$AccessorLValue.getValue(PropertyOrFieldReference.java:406)
> at
> org.springframework.expression.spel.ast.CompoundExpression.getValueInternal(CompoundExpression.java:90)
> at
> org.springframework.expression.spel.ast.SpelNodeImpl.getValue(SpelNodeImpl.java:109)
> at
> org.springframework.expression.spel.standard.SpelExpression.getValue(SpelExpression.java:328)
> at
> org.thymeleaf.spring5.expression.SPELVariableExpressionEvaluator.evaluate(SPELVariableExpressionEvaluator.java:263)
> ... 85 more
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