Thanks for taking the time to document this; I'll look at it hopefully later today.
On 5 September 2012 09:54, <mi...@xup.nl> wrote: > Hi folks, > > The examples in trunk show this exact same behavior. > > It seems the examples have been neglected a little bit, since I first had > to upgrade them from 0.3.0 --> 0.3.1. The attached patch shows the changes > I made. > > Scenario to get to the NPE: > 1) apply patch > 2) mvn clean install - compiles claims example till html-viewer (json > viewer fails) > 3) cd html-viewer > 4) mvn jetty:run > 5) open browser in > http://localhost:8080/claims-**viewer-html<http://localhost:8080/claims-viewer-html> > 6) login > 7) click Employees > 8) click New Employee > 9) Enter a name > 10) click save ----> NPE > > Regards, > > Minto > > > Quoting mi...@xup.nl: > > Hi Folks, >> >> After switching from 0.2.0 to isis trunk (0.3.1 snapshot) I run into an >> NPE (See stacktrace below). I probably did something wrong or forgot >> something, but I have no clue what. HELP! :-( >> >> Everything seems to work until I hit the "Ok" button when trying to >> create a new object. >> >> BTW. I switched back to in-memory persistor (from sql). What is required >> to get the JDO persistor running or to get the sql persistor back? >> >> Regards, >> >> Minto >> >> java.lang.NullPointerException >> at org.apache.isis.core.**metamodel.adapter.version.** >> ConcurrencyException.**buildMessage(**ConcurrencyException.java:36) >> at org.apache.isis.core.**metamodel.adapter.version.** >> ConcurrencyException.(**ConcurrencyException.java:50) >> at org.apache.isis.runtimes.dflt.**runtime.persistence.adapter.** >> PojoAdapter.checkLock(**PojoAdapter.java:337) >> at org.apache.isis.viewer.html.**context.** >> PersistentRootAdapterMapping.**checkVersion(** >> PersistentRootAdapterMapping.**java:56) >> at org.apache.isis.viewer.html.**context.Context.** >> getMappedObject(Context.java:**284) >> at org.apache.isis.viewer.html.**action.view.** >> ObjectViewAbstract.execute(**ObjectViewAbstract.java:39) >> at org.apache.isis.viewer.html.**servlet.internal.** >> WebController.runAction(**WebController.java:383) >> at org.apache.isis.viewer.html.**servlet.internal.** >> WebController.generatePage(**WebController.java:286) >> at org.apache.isis.viewer.html.**servlet.ControllerServlet.** >> processRequest(**ControllerServlet.java:129) >> at org.apache.isis.viewer.html.**servlet.ControllerServlet.** >> processRequest(**ControllerServlet.java:104) >> at org.apache.isis.viewer.html.**servlet.ControllerServlet.** >> doPost(ControllerServlet.java:**82) >> at javax.servlet.http.**HttpServlet.service(** >> HttpServlet.java:641) >> at javax.servlet.http.**HttpServlet.service(** >> HttpServlet.java:722) >> at org.apache.catalina.core.**ApplicationFilterChain.** >> internalDoFilter(**ApplicationFilterChain.java:**305) >> at org.apache.catalina.core.**ApplicationFilterChain.**doFilter(* >> *ApplicationFilterChain.java:**210) >> at org.apache.isis.runtimes.dflt.**webapp.IsisSessionFilter$** >> SessionState.handle(**IsisSessionFilter.java:383) >> at org.apache.isis.runtimes.dflt.**webapp.IsisSessionFilter.** >> doFilter(IsisSessionFilter.**java:404) >> at org.apache.catalina.core.**ApplicationFilterChain.** >> internalDoFilter(**ApplicationFilterChain.java:**243) >> at org.apache.catalina.core.**ApplicationFilterChain.**doFilter(* >> *ApplicationFilterChain.java:**210) >> at org.apache.isis.runtimes.dflt.**webapp.IsisSessionFilter$** >> SessionState$1.handle(**IsisSessionFilter.java:315) >> at org.apache.isis.runtimes.dflt.**webapp.IsisSessionFilter.** >> doFilter(IsisSessionFilter.**java:404) >> at org.apache.catalina.core.**ApplicationFilterChain.** >> internalDoFilter(**ApplicationFilterChain.java:**243) >> at org.apache.catalina.core.**ApplicationFilterChain.**doFilter(* >> *ApplicationFilterChain.java:**210) >> at org.apache.catalina.core.**StandardWrapperValve.invoke(** >> StandardWrapperValve.java:225) >> at org.apache.catalina.core.**StandardContextValve.invoke(** >> StandardContextValve.java:123) >> at org.apache.catalina.**authenticator.** >> AuthenticatorBase.invoke(**AuthenticatorBase.java:472) >> at org.apache.catalina.core.**StandardHostValve.invoke(** >> StandardHostValve.java:168) >> at org.apache.catalina.valves.**ErrorReportValve.invoke(** >> ErrorReportValve.java:98) >> at org.apache.catalina.valves.**AccessLogValve.invoke(** >> AccessLogValve.java:927) >> at org.apache.catalina.core.**StandardEngineValve.invoke(** >> StandardEngineValve.java:118) >> at org.apache.catalina.connector.**CoyoteAdapter.service(** >> CoyoteAdapter.java:407) >> at org.apache.coyote.http11.**AbstractHttp11Processor.**process(* >> *AbstractHttp11Processor.java:**1001) >> at org.apache.coyote.**AbstractProtocol$** >> AbstractConnectionHandler.**process(AbstractProtocol.java:**585) >> at org.apache.tomcat.util.net.**JIoEndpoint$SocketProcessor.** >> run(JIoEndpoint.java:312) >> at java.util.concurrent.**ThreadPoolExecutor.runWorker(** >> ThreadPoolExecutor.java:1110) >> at java.util.concurrent.**ThreadPoolExecutor$Worker.run(** >> ThreadPoolExecutor.java:603) >> at java.lang.Thread.run(Thread.**java:722) >> >> >
