java.lang.NullPointerException

Kuali JIRA | Todd Plesniak | 3 years ago
  1. 0

    Stack Trace when user clicks preview change on the "Course that restricts credits section" rule of "Course that restricts credits" section after adding 2 courses STEPS: - Login to Krad - Click Create a Course - Navigate to Course Requisites - Expand the "Course that restricts credits" section - Click 'Add Rule' link - Click Add Statement - Select Rule 'Must not have successfully completed any courses from <courses>' - Selected Approved Courses from drop down - Enter course HIST106 and click Add button - Enter course ENGL310 and click Add button - Click Preview Change RESULT: Stack Trace Error java.lang.NullPointerException at java.util.Arrays.mergeSort(Arrays.java:1144) at java.util.Arrays.sort(Arrays.java:1079) at java.util.Collections.sort(Collections.java:115) at org.kuali.student.lum.lu.ui.krms.dto.CluSetInformation.getCluDelimitedString(CluSetInformation.java:183) at org.kuali.student.lum.lu.ui.krms.dto.LUPropositionEditor.getNlParameters(LUPropositionEditor.java:172) at org.kuali.rice.krms.util.NaturalLanguageHelper.setNaturalLanguageForUsage(NaturalLanguageHelper.java:66) at org.kuali.student.core.krms.tree.KSRuleEditTreeBuilder.getDescription(KSRuleEditTreeBuilder.java:31) at org.kuali.rice.krms.tree.RuleEditTreeBuilder.buildNodeLabel(RuleEditTreeBuilder.java:140) at org.kuali.rice.krms.tree.RuleEditTreeBuilder.addChildNode(RuleEditTreeBuilder.java:81) at org.kuali.rice.krms.tree.RuleEditTreeBuilder.buildTree(RuleEditTreeBuilder.java:49) at org.kuali.rice.krms.service.impl.RuleViewHelperServiceImpl.refreshInitTrees(RuleViewHelperServiceImpl.java:310) at org.kuali.student.cm.course.service.impl.CourseInfoMaintainableImpl.refreshInitTrees(CourseInfoMaintainableImpl.java:904) at org.kuali.rice.krms.controller.RuleEditorController.updateProposition(RuleEditorController.java:896) at org.kuali.rice.krms.controller.RuleEditorController$$FastClassByCGLIB$$7c01aa07.invoke(&lt;generated&gt;) at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:698) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:96) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:260) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:94) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:96) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:260) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:94) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172) at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:91) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:631) at org.kuali.student.cm.course.controller.CourseController$$EnhancerByCGLIB$$e3fc4474.updateProposition(&lt;generated&gt;) at sun.reflect.GeneratedMethodAccessor3021.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.springframework.web.method.support.InvocableHandlerMethod.invoke(InvocableHandlerMethod.java:219) at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:132) at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:104) at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandleMethod(RequestMappingHandlerAdapter.java:745) at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:686) at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:80) at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:925) at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:856) at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:936) at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:838) at javax.servlet.http.HttpServlet.service(HttpServlet.java:637) at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:812) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.kuali.rice.krad.web.filter.UserLoginFilter.doFilter(UserLoginFilter.java:89) at org.kuali.rice.krad.web.filter.UserLoginFilter.doFilter(UserLoginFilter.java:77) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.kuali.rice.krad.web.filter.HideWebInfFilter.doFilter(HideWebInfFilter.java:68) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:311) at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:116) at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:83) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:113) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:101) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:113) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:54) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:45) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) at org.springframework.security.web.authentication.AbstractAuthenticationProcessingFilter.doFilter(AbstractAuthenticationProcessingFilter.java:182) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) at org.kuali.student.security.filter.AuthenticationGwtRpcFilter.doFilterHttp(AuthenticationGwtRpcFilter.java:54) at org.kuali.student.security.filter.AuthenticationGwtRpcFilter.doFilter(AuthenticationGwtRpcFilter.java:38) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) at org.kuali.student.security.filter.KSLogoutFilter.doFilterHttp(KSLogoutFilter.java:101) at org.kuali.student.security.filter.KSLogoutFilter.doFilter(KSLogoutFilter.java:73) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:87) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:173) at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:346) at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:259) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:859) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:602) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489) at java.lang.Thread.run(Thread.java:662)

    Kuali JIRA | 3 years ago | Todd Plesniak
    java.lang.NullPointerException
  2. 0

    Stack Trace when user clicks preview change on the "Course that restricts credits section" rule of "Course that restricts credits" section after adding 2 courses STEPS: - Login to Krad - Click Create a Course - Navigate to Course Requisites - Expand the "Course that restricts credits" section - Click 'Add Rule' link - Click Add Statement - Select Rule 'Must not have successfully completed any courses from <courses>' - Selected Approved Courses from drop down - Enter course HIST106 and click Add button - Enter course ENGL310 and click Add button - Click Preview Change RESULT: Stack Trace Error java.lang.NullPointerException at java.util.Arrays.mergeSort(Arrays.java:1144) at java.util.Arrays.sort(Arrays.java:1079) at java.util.Collections.sort(Collections.java:115) at org.kuali.student.lum.lu.ui.krms.dto.CluSetInformation.getCluDelimitedString(CluSetInformation.java:183) at org.kuali.student.lum.lu.ui.krms.dto.LUPropositionEditor.getNlParameters(LUPropositionEditor.java:172) at org.kuali.rice.krms.util.NaturalLanguageHelper.setNaturalLanguageForUsage(NaturalLanguageHelper.java:66) at org.kuali.student.core.krms.tree.KSRuleEditTreeBuilder.getDescription(KSRuleEditTreeBuilder.java:31) at org.kuali.rice.krms.tree.RuleEditTreeBuilder.buildNodeLabel(RuleEditTreeBuilder.java:140) at org.kuali.rice.krms.tree.RuleEditTreeBuilder.addChildNode(RuleEditTreeBuilder.java:81) at org.kuali.rice.krms.tree.RuleEditTreeBuilder.buildTree(RuleEditTreeBuilder.java:49) at org.kuali.rice.krms.service.impl.RuleViewHelperServiceImpl.refreshInitTrees(RuleViewHelperServiceImpl.java:310) at org.kuali.student.cm.course.service.impl.CourseInfoMaintainableImpl.refreshInitTrees(CourseInfoMaintainableImpl.java:904) at org.kuali.rice.krms.controller.RuleEditorController.updateProposition(RuleEditorController.java:896) at org.kuali.rice.krms.controller.RuleEditorController$$FastClassByCGLIB$$7c01aa07.invoke(&lt;generated&gt;) at org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:204) at org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:698) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:96) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:260) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:94) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172) at org.springframework.transaction.interceptor.TransactionInterceptor$1.proceedWithInvocation(TransactionInterceptor.java:96) at org.springframework.transaction.interceptor.TransactionAspectSupport.invokeWithinTransaction(TransactionAspectSupport.java:260) at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:94) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172) at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:91) at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172) at org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:631) at org.kuali.student.cm.course.controller.CourseController$$EnhancerByCGLIB$$e3fc4474.updateProposition(&lt;generated&gt;) at sun.reflect.GeneratedMethodAccessor3021.invoke(Unknown Source) at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) at java.lang.reflect.Method.invoke(Method.java:597) at org.springframework.web.method.support.InvocableHandlerMethod.invoke(InvocableHandlerMethod.java:219) at org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:132) at org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:104) at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandleMethod(RequestMappingHandlerAdapter.java:745) at org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:686) at org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:80) at org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:925) at org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:856) at org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:936) at org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:838) at javax.servlet.http.HttpServlet.service(HttpServlet.java:637) at org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:812) at javax.servlet.http.HttpServlet.service(HttpServlet.java:717) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.kuali.rice.krad.web.filter.UserLoginFilter.doFilter(UserLoginFilter.java:89) at org.kuali.rice.krad.web.filter.UserLoginFilter.doFilter(UserLoginFilter.java:77) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.kuali.rice.krad.web.filter.HideWebInfFilter.doFilter(HideWebInfFilter.java:68) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:311) at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.invoke(FilterSecurityInterceptor.java:116) at org.springframework.security.web.access.intercept.FilterSecurityInterceptor.doFilter(FilterSecurityInterceptor.java:83) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) at org.springframework.security.web.access.ExceptionTranslationFilter.doFilter(ExceptionTranslationFilter.java:113) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) at org.springframework.security.web.session.SessionManagementFilter.doFilter(SessionManagementFilter.java:101) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) at org.springframework.security.web.authentication.AnonymousAuthenticationFilter.doFilter(AnonymousAuthenticationFilter.java:113) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) at org.springframework.security.web.servletapi.SecurityContextHolderAwareRequestFilter.doFilter(SecurityContextHolderAwareRequestFilter.java:54) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) at org.springframework.security.web.savedrequest.RequestCacheAwareFilter.doFilter(RequestCacheAwareFilter.java:45) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) at org.springframework.security.web.authentication.AbstractAuthenticationProcessingFilter.doFilter(AbstractAuthenticationProcessingFilter.java:182) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) at org.kuali.student.security.filter.AuthenticationGwtRpcFilter.doFilterHttp(AuthenticationGwtRpcFilter.java:54) at org.kuali.student.security.filter.AuthenticationGwtRpcFilter.doFilter(AuthenticationGwtRpcFilter.java:38) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) at org.kuali.student.security.filter.KSLogoutFilter.doFilterHttp(KSLogoutFilter.java:101) at org.kuali.student.security.filter.KSLogoutFilter.doFilter(KSLogoutFilter.java:73) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) at org.springframework.security.web.context.SecurityContextPersistenceFilter.doFilter(SecurityContextPersistenceFilter.java:87) at org.springframework.security.web.FilterChainProxy$VirtualFilterChain.doFilter(FilterChainProxy.java:323) at org.springframework.security.web.FilterChainProxy.doFilter(FilterChainProxy.java:173) at org.springframework.web.filter.DelegatingFilterProxy.invokeDelegate(DelegatingFilterProxy.java:346) at org.springframework.web.filter.DelegatingFilterProxy.doFilter(DelegatingFilterProxy.java:259) at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235) at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206) at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:233) at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:191) at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127) at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:293) at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:859) at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:602) at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:489) at java.lang.Thread.run(Thread.java:662)

    Kuali JIRA | 3 years ago | Todd Plesniak
    java.lang.NullPointerException
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Root Cause Analysis

  1. java.lang.NullPointerException

    No message provided

    at java.util.Arrays.mergeSort()
  2. Java RT
    Collections.sort
    1. java.util.Arrays.mergeSort(Arrays.java:1144)
    2. java.util.Arrays.sort(Arrays.java:1079)
    3. java.util.Collections.sort(Collections.java:115)
    3 frames
  3. org.kuali.student
    LUPropositionEditor.getNlParameters
    1. org.kuali.student.lum.lu.ui.krms.dto.CluSetInformation.getCluDelimitedString(CluSetInformation.java:183)
    2. org.kuali.student.lum.lu.ui.krms.dto.LUPropositionEditor.getNlParameters(LUPropositionEditor.java:172)
    2 frames
  4. org.kuali.rice
    NaturalLanguageHelper.setNaturalLanguageForUsage
    1. org.kuali.rice.krms.util.NaturalLanguageHelper.setNaturalLanguageForUsage(NaturalLanguageHelper.java:66)
    1 frame
  5. org.kuali.student
    KSRuleEditTreeBuilder.getDescription
    1. org.kuali.student.core.krms.tree.KSRuleEditTreeBuilder.getDescription(KSRuleEditTreeBuilder.java:31)
    1 frame
  6. org.kuali.rice
    RuleViewHelperServiceImpl.refreshInitTrees
    1. org.kuali.rice.krms.tree.RuleEditTreeBuilder.buildNodeLabel(RuleEditTreeBuilder.java:140)
    2. org.kuali.rice.krms.tree.RuleEditTreeBuilder.addChildNode(RuleEditTreeBuilder.java:81)
    3. org.kuali.rice.krms.tree.RuleEditTreeBuilder.buildTree(RuleEditTreeBuilder.java:49)
    4. org.kuali.rice.krms.service.impl.RuleViewHelperServiceImpl.refreshInitTrees(RuleViewHelperServiceImpl.java:310)
    4 frames
  7. org.kuali.student
    CourseInfoMaintainableImpl.refreshInitTrees
    1. org.kuali.student.cm.course.service.impl.CourseInfoMaintainableImpl.refreshInitTrees(CourseInfoMaintainableImpl.java:904)
    1 frame
  8. org.kuali.rice
    RuleEditorController.updateProposition
    1. org.kuali.rice.krms.controller.RuleEditorController.updateProposition(RuleEditorController.java:896)
    1 frame