java.lang.NullPointerException

Google Groups | Thomas Mathews | 7 months ago
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Root Cause Analysis

  1. java.lang.NullPointerException

    No message provided

    at org.jbpm.kie.services.impl.ProcessServiceImpl.getProcessInstanceVariables()
  2. jBPM :: KIE Services
    ProcessServiceImpl.getProcessInstanceVariables
    1. org.jbpm.kie.services.impl.ProcessServiceImpl.getProcessInstanceVariables(ProcessServiceImpl.java:324)[jbpm-kie-services-6.4.0.Final.jar:6.4.0.Final]
    1 frame
  3. org.kie.server
    ProcessResource.getProcessInstanceVariables
    1. org.kie.server.services.jbpm.ProcessServiceBase.getProcessInstanceVariables(ProcessServiceBase.java:260)[kie-server-services-jbpm-6.4.0.Final.jar:6.4.0.Final]
    2. org.kie.server.remote.rest.jbpm.ProcessResource.getProcessInstanceVariables(ProcessResource.java:338)[kie-server-rest-jbpm-6.4.0.Final.jar:6.4.0.Final]
    2 frames
  4. Java RT
    Method.invoke
    1. sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)[rt.jar:1.7.0_101]
    2. sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)[rt.jar:1.7.0_101]
    3. sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)[rt.jar:1.7.0_101]
    4. java.lang.reflect.Method.invoke(Method.java:606)[rt.jar:1.7.0_101]
    4 frames
  5. RESTEasy JAX-RS Implementation
    HttpServletDispatcher.service
    1. org.jboss.resteasy.core.MethodInjectorImpl.invoke(MethodInjectorImpl.java:137)[resteasy-jaxrs-3.0.10.Final.jar:]
    2. org.jboss.resteasy.core.ResourceMethodInvoker.invokeOnTarget(ResourceMethodInvoker.java:296)[resteasy-jaxrs-3.0.10.Final.jar:]
    3. org.jboss.resteasy.core.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:250)[resteasy-jaxrs-3.0.10.Final.jar:]
    4. org.jboss.resteasy.core.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:237)[resteasy-jaxrs-3.0.10.Final.jar:]
    5. org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:356)[resteasy-jaxrs-3.0.10.Final.jar:]
    6. org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:179)[resteasy-jaxrs-3.0.10.Final.jar:]
    7. org.jboss.resteasy.plugins.server.servlet.ServletContainerDispatcher.service(ServletContainerDispatcher.java:220)[resteasy-jaxrs-3.0.10.Final.jar:]
    8. org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:56)[resteasy-jaxrs-3.0.10.Final.jar:]
    9. org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:51)[resteasy-jaxrs-3.0.10.Final.jar:]
    9 frames
  6. JavaServlet
    HttpServlet.service
    1. javax.servlet.http.HttpServlet.service(HttpServlet.java:790)[jboss-servlet-api_3.1_spec-1.0.0.Final.jar:1.0.0.Final]
    1 frame
  7. Undertow Servlet
    ServletDispatchingHandler.handleRequest
    1. io.undertow.servlet.handlers.ServletHandler.handleRequest(ServletHandler.java:86)[undertow-servlet-1.1.8.Final.jar:1.1.8.Final]
    2. io.undertow.servlet.handlers.security.ServletSecurityRoleHandler.handleRequest(ServletSecurityRoleHandler.java:62)[undertow-servlet-1.1.8.Final.jar:1.1.8.Final]
    3. io.undertow.servlet.handlers.ServletDispatchingHandler.handleRequest(ServletDispatchingHandler.java:36)[undertow-servlet-1.1.8.Final.jar:1.1.8.Final]
    3 frames
  8. WildFly: Undertow
    SecurityContextAssociationHandler.handleRequest
    1. org.wildfly.extension.undertow.security.SecurityContextAssociationHandler.handleRequest(SecurityContextAssociationHandler.java:78)
    1 frame
  9. Undertow Core
    PredicateHandler.handleRequest
    1. io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)[undertow-core-1.1.8.Final.jar:1.1.8.Final]
    1 frame
  10. Undertow Servlet
    ServletAuthenticationCallHandler.handleRequest
    1. io.undertow.servlet.handlers.security.SSLInformationAssociationHandler.handleRequest(SSLInformationAssociationHandler.java:131)[undertow-servlet-1.1.8.Final.jar:1.1.8.Final]
    2. io.undertow.servlet.handlers.security.ServletAuthenticationCallHandler.handleRequest(ServletAuthenticationCallHandler.java:57)[undertow-servlet-1.1.8.Final.jar:1.1.8.Final]
    2 frames
  11. Undertow Core
    AbstractConfidentialityHandler.handleRequest
    1. io.undertow.server.handlers.DisableCacheHandler.handleRequest(DisableCacheHandler.java:33)[undertow-core-1.1.8.Final.jar:1.1.8.Final]
    2. io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)[undertow-core-1.1.8.Final.jar:1.1.8.Final]
    3. io.undertow.security.handlers.AuthenticationConstraintHandler.handleRequest(AuthenticationConstraintHandler.java:51)[undertow-core-1.1.8.Final.jar:1.1.8.Final]
    4. io.undertow.security.handlers.AbstractConfidentialityHandler.handleRequest(AbstractConfidentialityHandler.java:46)[undertow-core-1.1.8.Final.jar:1.1.8.Final]
    4 frames
  12. Undertow Servlet
    ServletSecurityConstraintHandler.handleRequest
    1. io.undertow.servlet.handlers.security.ServletConfidentialityConstraintHandler.handleRequest(ServletConfidentialityConstraintHandler.java:64)[undertow-servlet-1.1.8.Final.jar:1.1.8.Final]
    2. io.undertow.servlet.handlers.security.ServletSecurityConstraintHandler.handleRequest(ServletSecurityConstraintHandler.java:56)[undertow-servlet-1.1.8.Final.jar:1.1.8.Final]
    2 frames
  13. Undertow Core
    AuthenticationMechanismsHandler.handleRequest
    1. io.undertow.security.handlers.AuthenticationMechanismsHandler.handleRequest(AuthenticationMechanismsHandler.java:58)[undertow-core-1.1.8.Final.jar:1.1.8.Final]
    1 frame
  14. Undertow Servlet
    CachedAuthenticatedSessionHandler.handleRequest
    1. io.undertow.servlet.handlers.security.CachedAuthenticatedSessionHandler.handleRequest(CachedAuthenticatedSessionHandler.java:70)[undertow-servlet-1.1.8.Final.jar:1.1.8.Final]
    1 frame
  15. Undertow Core
    PredicateHandler.handleRequest
    1. io.undertow.security.handlers.SecurityInitialHandler.handleRequest(SecurityInitialHandler.java:76)[undertow-core-1.1.8.Final.jar:1.1.8.Final]
    2. io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)[undertow-core-1.1.8.Final.jar:1.1.8.Final]
    2 frames
  16. WildFly: Undertow
    JACCContextIdHandler.handleRequest
    1. org.wildfly.extension.undertow.security.jacc.JACCContextIdHandler.handleRequest(JACCContextIdHandler.java:61)
    1 frame
  17. Undertow Core
    PredicateHandler.handleRequest
    1. io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)[undertow-core-1.1.8.Final.jar:1.1.8.Final]
    2. io.undertow.server.handlers.PredicateHandler.handleRequest(PredicateHandler.java:43)[undertow-core-1.1.8.Final.jar:1.1.8.Final]
    2 frames
  18. Undertow Servlet
    ServletInitialHandler$1.handleRequest
    1. io.undertow.servlet.handlers.ServletInitialHandler.handleFirstRequest(ServletInitialHandler.java:261)[undertow-servlet-1.1.8.Final.jar:1.1.8.Final]
    2. io.undertow.servlet.handlers.ServletInitialHandler.dispatchRequest(ServletInitialHandler.java:248)[undertow-servlet-1.1.8.Final.jar:1.1.8.Final]
    3. io.undertow.servlet.handlers.ServletInitialHandler.access$000(ServletInitialHandler.java:77)[undertow-servlet-1.1.8.Final.jar:1.1.8.Final]
    4. io.undertow.servlet.handlers.ServletInitialHandler$1.handleRequest(ServletInitialHandler.java:167)[undertow-servlet-1.1.8.Final.jar:1.1.8.Final]
    4 frames
  19. Undertow Core
    HttpServerExchange$1.run
    1. io.undertow.server.Connectors.executeRootHandler(Connectors.java:199)[undertow-core-1.1.8.Final.jar:1.1.8.Final]
    2. io.undertow.server.HttpServerExchange$1.run(HttpServerExchange.java:761)[undertow-core-1.1.8.Final.jar:1.1.8.Final]
    2 frames
  20. Java RT
    Thread.run
    1. java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)[rt.jar:1.7.0_101]
    2. java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)[rt.jar:1.7.0_101]
    3. java.lang.Thread.run(Thread.java:745)[rt.jar:1.7.0_101]
    3 frames