RS01412: NPE ON BRANCH MERGE OF EVENT PROJECT

Operational Decision Manager V8.5.1 Mod Pack

APAR status

• Closed as program error.

Error description

• Merging two branches of an event project by choosing visually
  compare the two versions of a modified event rule fails with
  the error "<i>the call failed on the server;see server logs for
  
  details</i>" in the browser and the following stack in the
  server logs:
  
  <i>SRVE0296E: [teamserver-WAS85#teamserver.war][/teamserver][
  Servlet.LOG]:.Exception while dispatching incoming RPC call:.
  com.google.gwt.user.server.rpc.UnexpectedException: Service
  method 'public abstract ilog.rules.teamserver.web.gwt.
  basicsynchronization.client.model.SyncArtifactOpResult ilog.
  rules.teamserver.web.gwt.branchMerge.client.BranchMergeService.
  merge(java.util.Map) throws ilog.rules.teamserver.web.gwt.
  common.client.model.RtsHandledException' threw an unexpected
  exception: java.lang.NullPointerException </i>
  <i>       at com.google.gwt.user.server.rpc.RPC.
  encodeResponseForFailure(RPC.java:378) </i>
  <i>       at com.google.gwt.user.server.rpc.RPC.
  invokeAndEncodeResponse(RPC.java:581) </i>
  <i>       at com.google.gwt.user.server.rpc.
  RemoteServiceServlet.processCall(RemoteServiceServlet.java:188)
  
  </i>
  <i>       at com.google.gwt.user.server.rpc.
  RemoteServiceServlet.processPost(RemoteServiceServlet.java:224)
  
  </i>
  <i>       at com.google.gwt.user.server.rpc.
  AbstractRemoteServiceServlet.doPost(
  AbstractRemoteServiceServlet.java:62) </i>
  <i>       at javax.servlet.http.HttpServlet.service(HttpServlet.
  
  java:595) </i>
  <i>       at javax.servlet.http.HttpServlet.service(HttpServlet.
  
  java:668) </i>
  <i>       at com.ibm.ws.webcontainer.servlet.ServletWrapper.
  service(ServletWrapper.java:1225) </i>
  <i>       at com.ibm.ws.webcontainer.servlet.ServletWrapper.
  handleRequest(ServletWrapper.java:775) </i>
  <i>       at com.ibm.ws.webcontainer.servlet.ServletWrapper.
  handleRequest(ServletWrapper.java:457) </i>
  <i>       at com.ibm.ws.webcontainer.servlet.ServletWrapperImpl.
  
  handleRequest(ServletWrapperImpl.java:178) </i>
  <i>       at com.ibm.ws.webcontainer.filter.WebAppFilterChain.
  invokeTarget(WebAppFilterChain.java:136) </i>
  <i>       at com.ibm.ws.webcontainer.filter.WebAppFilterChain.
  doFilter(WebAppFilterChain.java:97) </i>
  <i>       at ilog.rules.teamserver.web.security.
  SecurityCheckPointFilter.doFilter(SecurityCheckPointFilter.java:
  
  112) </i>
  <i>       at com.ibm.ws.webcontainer.filter.
  FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:195)
  </i>
  <i>       at com.ibm.ws.webcontainer.filter.WebAppFilterChain.
  doFilter(WebAppFilterChain.java:91) </i>
  <i>       at ilog.rules.teamserver.web.servlets.filter.
  IlrRemoteSessionFilter.doFilterInternal(IlrRemoteSessionFilter.
  java:88) </i>
  <i>       at ilog.rules.teamserver.web.servlets.filter.
  IlrRemoteSessionFilter.doFilter(IlrRemoteSessionFilter.java:66)
  
  </i>
  <i>       at ilog.rules.teamserver.web.servlets.filter.
  IlrSessionFilter.access$001(IlrSessionFilter.java:31) </i>
  <i>       at ilog.rules.teamserver.web.servlets.filter.
  IlrSessionFilter$1.doFilter(IlrSessionFilter.java:61) </i>
  <i>       at org.springframework.web.filter.
  RequestContextFilter.doFilterInternal(RequestContextFilter.java:
  
  83) </i>
  <i>       at org.springframework.web.filter.
  OncePerRequestFilter.doFilter(OncePerRequestFilter.java:76)
  </i>
  <i>       at ilog.rules.teamserver.web.servlets.filter.
  IlrSessionFilter.doFilter(IlrSessionFilter.java:59) </i>
  <i>       at com.ibm.ws.webcontainer.filter.
  FilterInstanceWrapper.doFilter(FilterInstanceWrapper.java:195)
  </i>
  <i>       at com.ibm.ws.webcontainer.filter.WebAppFilterChain.
  doFilter(WebAppFilterChain.java:91) </i>
  <i>       at com.ibm.ws.webcontainer.filter.WebAppFilterManager.
  
  doFilter(WebAppFilterManager.java:928) </i>
  <i>       at com.ibm.ws.webcontainer.filter.WebAppFilterManager.
  
  invokeFilters(WebAppFilterManager.java:1025) </i>
  <i>       at com.ibm.ws.webcontainer.servlet.
  CacheServletWrapper.handleRequest(CacheServletWrapper.java:87)
  </i>
  <i>       at com.ibm.ws.webcontainer.WebContainer.handleRequest(
  
  WebContainer.java:908) </i>
  <i>       at com.ibm.ws.webcontainer.WSWebContainer.
  handleRequest(WSWebContainer.java:1662) </i>
  <i>       at com.ibm.ws.webcontainer.channel.WCChannelLink.
  ready(WCChannelLink.java:195) </i>
  <i>       at com.ibm.ws.http.channel.inbound.impl.
  HttpInboundLink.handleDiscrimination(HttpInboundLink.java:459)
  </i>
  <i>       at com.ibm.ws.http.channel.inbound.impl.
  HttpInboundLink.handleNewRequest(HttpInboundLink.java:526) </i>
  <i>       at com.ibm.ws.http.channel.inbound.impl.
  HttpInboundLink.processRequest(HttpInboundLink.java:312) </i>
  <i>       at com.ibm.ws.http.channel.inbound.impl.
  HttpICLReadCallback.complete(HttpICLReadCallback.java:87) </i>
  <i>       at com.ibm.ws.tcp.channel.impl.
  AioReadCompletionListener.futureCompleted(
  AioReadCompletionListener.java:165) </i>
  <i>       at com.ibm.io.async.AbstractAsyncFuture.
  invokeCallback(AbstractAsyncFuture.java:217) </i>
  <i>       at com.ibm.io.async.AsyncChannelFuture.
  fireCompletionActions(AsyncChannelFuture.java:161) </i>
  <i>       at com.ibm.io.async.AsyncFuture.completed(AsyncFuture.
  
  java:138) </i>
  <i>       at com.ibm.io.async.ResultHandler.complete(
  ResultHandler.java:204) </i>
  <i>       at com.ibm.io.async.ResultHandler.
  runEventProcessingLoop(ResultHandler.java:775) </i>
  <i>       at com.ibm.io.async.ResultHandler$2.run(ResultHandler.
  
  java:905) </i>
  <i>       at com.ibm.ws.util.ThreadPool$Worker.run(ThreadPool.
  java:1815) </i>
  <i>Caused by: java.lang.NullPointerException </i>
  <i>       at ilog.rules.model.signature.ArtifactSignature.
  toSignature(ArtifactSignature.java:255) </i>
  <i>       at ilog.rules.teamserver.web.gwt.branchMerge.services.
  
  BranchMergeServiceImpl.buildMergeArtifact(
  BranchMergeServiceImpl.java:1096) </i>
  <i>       at ilog.rules.teamserver.web.gwt.branchMerge.services.
  
  BranchMergeServiceImpl.merge(BranchMergeServiceImpl.java:517)
  </i>
  <i>       at sun.reflect.NativeMethodAccessorImpl.invoke0(
  Native Method) </i>
  <i>       at sun.reflect.NativeMethodAccessorImpl.invoke(
  NativeMethodAccessorImpl.java:88) </i>
  <i>       at sun.reflect.DelegatingMethodAccessorImpl.invoke(
  DelegatingMethodAccessorImpl.java:55) </i>
  <i>       at java.lang.reflect.Method.invoke(Method.java:613)
  </i>
  <i>       at com.google.gwt.user.server.rpc.RPC.
  invokeAndEncodeResponse(RPC.java:562) </i>
  <i>       ... 41 more</i>
  

Local fix

• Merge without choosing to visually conpare the two versions of
  a modified rule.
  

Problem summary

• The graphical merge does not work properly for events branches.
  

Problem conclusion

• the code is modified to resolve the problem
  

Temporary fix

Comments

APAR Information

• APAR is sysrouted FROM one or more of the following:

• APAR is sysrouted TO one or more of the following:

Modules/Macros

• 999
  

Fix information

• Fixed component name

  WS DECISION CTR

• Fixed component ID

  5725B6900

Applicable component levels

• R850 PSY

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