topic Error on custom behaviour in Alfresco Archive https://connect.hyland.com/t5/alfresco-archive/error-on-custom-behaviour/m-p/219298#M172428 <HTML><HEAD></HEAD><BODY><SPAN>Hello,</SPAN><BR /><BR /><SPAN>I'm trying to create a behaviour that updates a number of properties with the "onUpdateProperties".</SPAN><BR /><SPAN>I've managed to create a behaviour that writes a log entry each time I update the properties of my content type.</SPAN><BR /><BR /><SPAN>And now I can't use any of the services to read or update the properties.</SPAN><BR /><BR /><SPAN>I added the service registry like this:</SPAN><BR /><BR /><SPAN>private ServiceRegistry serviceRegistry;</SPAN><BR /><SPAN>public void setServiceRegistry(ServiceRegistry serviceRegistry)</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; {</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; this.serviceRegistry = serviceRegistry;</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; }</SPAN><BR /><BR /><BR /><SPAN>And now I'm trying to get some properties back from the services like:</SPAN><BR /><SPAN>String un =&nbsp; serviceRegistry.getAuthenticationService().getCurrentUserName();</SPAN><BR /><SPAN>or</SPAN><BR /><SPAN>String copyName = (String)serviceRegistry.getNodeService().getProperty(nodeRef, ContentModel.PROP_NAME);</SPAN><BR /><BR /><SPAN>I've also tried to get the nodeservice directly:</SPAN><BR /><SPAN>private NodeService nodeService;</SPAN><BR /><SPAN>public void setNodeService(NodeService nodeService) </SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp; {</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; this.nodeService = nodeService;</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp; }</SPAN><BR /><BR /><SPAN>and String copyName = (String)this.nodeService.getProperty(nodeRef, ContentModel.PROP_NAME);</SPAN><BR /><BR /><SPAN>But no matter how I always get the following error:</SPAN><BR /><BR /><SPAN>14:51:57,466 User:beglelae ERROR [ui.common.Utils] A system error happened during the operation: null</SPAN><BR /><SPAN>java.lang.NullPointerException</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; at org.cmc.behaviour.tenderMetadata.getUserName(tenderMetadata.java:90)</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; at org.cmc.behaviour.tenderMetadata.onUpdateProperties(tenderMetadata.java:83)</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; at java.lang.reflect.Method.invoke(Method.java:597)</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; at org.alfresco.repo.policy.JavaBehaviour$JavaMethodInvocationHandler.invoke(JavaBehaviour.java:179)</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; at $Proxy13.onUpdateProperties(Unknown Source)</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:39)</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; at java.lang.reflect.Method.invoke(Method.java:597)</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; at org.alfresco.repo.policy.PolicyFactory$MultiHandler.invoke(PolicyFactory.java:306)</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; at org.alfresco.repo.policy.$Proxy179.onUpdateProperties(Unknown Source)</SPAN><BR /><SPAN>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; ………………</SPAN><BR /><BR /><SPAN>And this error always refers to line where I try to use the service.</SPAN><BR /><BR /><SPAN>What am I doing wrong?</SPAN><BR /><BR /><SPAN>Thanks,</SPAN><BR /><SPAN>Glenn</SPAN></BODY></HTML> Mon, 19 Oct 2009 13:11:30 GMT glaenen 2009-10-19T13:11:30Z Error on custom behaviour https://connect.hyland.com/t5/alfresco-archive/error-on-custom-behaviour/m-p/219298#M172428 Hello,I'm trying to create a behaviour that updates a number of properties with the "onUpdateProperties".I've managed to create a behaviour that writes a log entry each time I update the properties of my content type.And now I can't use any of the services to read or update the properties.I added th Mon, 19 Oct 2009 13:11:30 GMT https://connect.hyland.com/t5/alfresco-archive/error-on-custom-behaviour/m-p/219298#M172428 glaenen 2009-10-19T13:11:30Z Re: Error on custom behaviour https://connect.hyland.com/t5/alfresco-archive/error-on-custom-behaviour/m-p/219299#M172429 <HTML><HEAD></HEAD><BODY><SPAN>could you provide us with the .xml file where you declared your aspect and policies (surely your *model-context.xml)</SPAN></BODY></HTML> Tue, 20 Oct 2009 13:52:03 GMT https://connect.hyland.com/t5/alfresco-archive/error-on-custom-behaviour/m-p/219299#M172429 jayjayecl 2009-10-20T13:52:03Z Re: Error on custom behaviour https://connect.hyland.com/t5/alfresco-archive/error-on-custom-behaviour/m-p/219300#M172430 <HTML><HEAD></HEAD><BODY><SPAN>Sorry for the late reply.</SPAN><BR /><SPAN>I fixed this one, like you thought, the problem was indeed in the context.xml.</SPAN><BR /><SPAN>Once I added the correct reference the problem was solved.</SPAN></BODY></HTML> Wed, 28 Oct 2009 08:17:05 GMT https://connect.hyland.com/t5/alfresco-archive/error-on-custom-behaviour/m-p/219300#M172430 glaenen 2009-10-28T08:17:05Z