NPE after ReplaceCommand ------------------------ Key: ISPN-2787 URL: https://issues.jboss.org/browse/ISPN-2787 Project: Infinispan Issue Type: Bug Affects Versions: 5.2.0.Final Reporter: Michal Linhard Assignee: Mircea Markus Fix For: 5.3.0.Final (from https://jenkins.mw.lab.eng.bos.redhat.com/hudson/view/EDG6/view/EDG-REPOR...) {code} 05:11:10,804 ERROR [org.apache.catalina.core.ContainerBase.[jboss.web].[default-host].[/].[Resteasy]] (http-/172.18.1.7:8080-15) Servlet.service() for servlet Resteasy threw exception: org.jboss.resteasy.spi.UnhandledException: java.lang.NullPointerException at org.jboss.resteasy.core.SynchronousDispatcher.handleApplicationException(SynchronousDispatcher.java:351) [resteasy-jaxrs-2.3.4.Final-redhat-2.jar:2.3.4.Final-redhat-2] at org.jboss.resteasy.core.SynchronousDispatcher.handleException(SynchronousDispatcher.java:220) [resteasy-jaxrs-2.3.4.Final-redhat-2.jar:2.3.4.Final-redhat-2] at org.jboss.resteasy.core.SynchronousDispatcher.handleInvokerException(SynchronousDispatcher.java:196) [resteasy-jaxrs-2.3.4.Final-redhat-2.jar:2.3.4.Final-redhat-2] at org.jboss.resteasy.core.SynchronousDispatcher.getResponse(SynchronousDispatcher.java:551) [resteasy-jaxrs-2.3.4.Final-redhat-2.jar:2.3.4.Final-redhat-2] at org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:513) [resteasy-jaxrs-2.3.4.Final-redhat-2.jar:2.3.4.Final-redhat-2] at org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:125) [resteasy-jaxrs-2.3.4.Final-redhat-2.jar:2.3.4.Final-redhat-2] at org.jboss.resteasy.plugins.server.servlet.ServletContainerDispatcher.service(ServletContainerDispatcher.java:208) [resteasy-jaxrs-2.3.4.Final-redhat-2.jar:2.3.4.Final-redhat-2] at org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:55) [resteasy-jaxrs-2.3.4.Final-redhat-2.jar:2.3.4.Final-redhat-2] at org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:50) [resteasy-jaxrs-2.3.4.Final-redhat-2.jar:2.3.4.Final-redhat-2] at javax.servlet.http.HttpServlet.service(HttpServlet.java:847) [jboss-servlet-api_3.0_spec-1.0.1.Final-redhat-2.jar:1.0.1.Final-redhat-2] at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:329) [jbossweb-7.0.17.Final-redhat-1.jar:] at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:248) [jbossweb-7.0.17.Final-redhat-1.jar:] at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:275) [jbossweb-7.0.17.Final-redhat-1.jar:] at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:161) [jbossweb-7.0.17.Final-redhat-1.jar:] at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:155) [jbossweb-7.0.17.Final-redhat-1.jar:] at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102) [jbossweb-7.0.17.Final-redhat-1.jar:] at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109) [jbossweb-7.0.17.Final-redhat-1.jar:] at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:372) [jbossweb-7.0.17.Final-redhat-1.jar:] at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:877) [jbossweb-7.0.17.Final-redhat-1.jar:] at org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:679) [jbossweb-7.0.17.Final-redhat-1.jar:] at org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:931) [jbossweb-7.0.17.Final-redhat-1.jar:] at java.lang.Thread.run(Thread.java:662) [rt.jar:1.6.0_38] Caused by: java.lang.NullPointerException at org.infinispan.CacheImpl.replaceInternal(CacheImpl.java:828) [infinispan-core-5.2.0.CR3-redhat-1.jar:5.2.0.CR3-redhat-1] at org.infinispan.CacheImpl.replace(CacheImpl.java:822) [infinispan-core-5.2.0.CR3-redhat-1.jar:5.2.0.CR3-redhat-1] at org.infinispan.CacheImpl.replace(CacheImpl.java:817) [infinispan-core-5.2.0.CR3-redhat-1.jar:5.2.0.CR3-redhat-1] at org.infinispan.AbstractDelegatingCache.replace(AbstractDelegatingCache.java:153) [infinispan-core-5.2.0.CR3-redhat-1.jar:5.2.0.CR3-redhat-1] at org.infinispan.rest.Server.putOrReplace(Server.scala:186) [infinispan-server-rest-5.2.0.CR3-redhat-1-classes.jar:] at org.infinispan.rest.Server.org$infinispan$rest$Server$$putInCache(Server.scala:157) [infinispan-server-rest-5.2.0.CR3-redhat-1-classes.jar:] at org.infinispan.rest.Server$$anonfun$putEntry$1.apply(Server.scala:133) [infinispan-server-rest-5.2.0.CR3-redhat-1-classes.jar:] at org.infinispan.rest.Server$$anonfun$putEntry$1.apply(Server.scala:120) [infinispan-server-rest-5.2.0.CR3-redhat-1-classes.jar:] at org.infinispan.rest.Server.protectCacheNotFound(Server.scala:254) [infinispan-server-rest-5.2.0.CR3-redhat-1-classes.jar:] at org.infinispan.rest.Server.putEntry(Server.scala:120) [infinispan-server-rest-5.2.0.CR3-redhat-1-classes.jar:] at sun.reflect.GeneratedMethodAccessor12.invoke(Unknown Source) [:1.6.0_38] at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25) [rt.jar:1.6.0_38] at java.lang.reflect.Method.invoke(Method.java:597) [rt.jar:1.6.0_38] at org.jboss.resteasy.core.MethodInjectorImpl.invoke(MethodInjectorImpl.java:167) [resteasy-jaxrs-2.3.4.Final-redhat-2.jar:2.3.4.Final-redhat-2] at org.jboss.resteasy.core.ResourceMethod.invokeOnTarget(ResourceMethod.java:257) [resteasy-jaxrs-2.3.4.Final-redhat-2.jar:2.3.4.Final-redhat-2] at org.jboss.resteasy.core.ResourceMethod.invoke(ResourceMethod.java:222) [resteasy-jaxrs-2.3.4.Final-redhat-2.jar:2.3.4.Final-redhat-2] at org.jboss.resteasy.core.ResourceMethod.invoke(ResourceMethod.java:211) [resteasy-jaxrs-2.3.4.Final-redhat-2.jar:2.3.4.Final-redhat-2] at org.jboss.resteasy.core.SynchronousDispatcher.getResponse(SynchronousDispatcher.java:536) [resteasy-jaxrs-2.3.4.Final-redhat-2.jar:2.3.4.Final-redhat-2] ... 18 more {code} Seems like the NPE is caused by ReplaceCommand.perform returning null: https://github.com/infinispan/infinispan/blob/5.2.0.Final/core/src/main/j... Made possible here: https://github.com/infinispan/infinispan/blob/5.2.0.Final/core/src/main/j...