topic Cannot accomplish a very simple correlation in Alfresco Archive https://connect.hyland.com/t5/alfresco-archive/cannot-accomplish-a-very-simple-correlation/m-p/182852#M135982 <HTML><HEAD></HEAD><BODY><SPAN>Hi, I am trying to make a simple correlation tutorial, it is very simple but i cannot make it work.</SPAN><BR /><BR /><SPAN>The process is as follows (only the semantic part):</SPAN><BR /><PRE class="language-none line-numbers"><CODE><BR />&lt;definitions … …&gt;<BR />&nbsp; &lt;message id="correlation" name="Correlation"&gt;&lt;/message&gt;<BR />&nbsp; &lt;process id="myProcessCorrelation" name="My process Correlation" isExecutable="true"&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;startEvent id="startevent1" name="Start"&gt;&lt;/startEvent&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;scriptTask id="scripttask1" name="Print before" scriptFormat="groovy" activiti:autoStoreVariables="false"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;script&gt;println "Before"&lt;/script&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;/scriptTask&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;sequenceFlow id="flow1" sourceRef="startevent1" targetRef="scripttask1"&gt;&lt;/sequenceFlow&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;intermediateCatchEvent id="messageintermediatecatchevent1" name="MessageCatchEvent"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;messageEventDefinition messageRef="correlation"/&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;/intermediateCatchEvent&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;sequenceFlow id="flow2" sourceRef="scripttask1" targetRef="messageintermediatecatchevent1"&gt;&lt;/sequenceFlow&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;sequenceFlow id="flow3" sourceRef="messageintermediatecatchevent1" targetRef="scripttask2"&gt;&lt;/sequenceFlow&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;scriptTask id="scripttask2" name="Print After" scriptFormat="groovy" activiti:autoStoreVariables="false"&gt;<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; &lt;script&gt;println "After"&lt;/script&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;/scriptTask&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;endEvent id="endevent1" name="End"&gt;&lt;/endEvent&gt;<BR />&nbsp;&nbsp;&nbsp; &lt;sequenceFlow id="flow4" sourceRef="scripttask2" targetRef="endevent1"&gt;&lt;/sequenceFlow&gt;<BR />&nbsp; &lt;/process&gt;<BR />&lt;/definitions&gt;<BR /><SPAN class="line-numbers-rows"><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN></SPAN></CODE></PRE><BR /><SPAN>And the JUnit code (only the segment that matters):</SPAN><BR /><PRE class="language-none line-numbers"><CODE><BR />RuntimeService runtimeService = activitiRule.getRuntimeService();<BR />Map&lt;String, Object&gt; variableMap = new HashMap&lt;String, Object&gt;();<BR />variableMap.put("name", "Activiti");<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<BR />ProcessInstance processInstance = runtimeService.startProcessInstanceByKey("myProcessCorrelation", variableMap);<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<BR />Execution execution = runtimeService.createExecutionQuery()<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; .messageEventSubscriptionName("Correlation")<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; .variableValueEquals("name", "Activiti")<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; .singleResult();<BR />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<BR />runtimeService.messageEventReceived("Correlation", execution.getId());&nbsp; // &lt;– execution is null, why??!?!?!?<BR /><SPAN class="line-numbers-rows"><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN><SPAN>‍</SPAN></SPAN></CODE></PRE><BR /><SPAN>The problem is that </SPAN><STRONG>null</STRONG><SPAN> is assigned to the </SPAN><STRONG>execution</STRONG><SPAN> variable. I don't know why <img id="smileyfrustrated" class="emoticon emoticon-smileyfrustrated" src="https://connect.hyland.com/i/smilies/16x16_smiley-frustrated.png" alt="Smiley Frustrated" title="Smiley Frustrated" /></SPAN><BR /><BR /><SPAN>You can download the eclipse project from </SPAN><A href="https://dl.dropboxusercontent.com/u/23246797/correlationProblem.zip" rel="nofollow noopener noreferrer">this link</A><BR /><BR /><SPAN>Any help?</SPAN><BR /><BR /><SPAN>Regards.</SPAN><BR /><SPAN>Eduardo Yánez.</SPAN><BR /></BODY></HTML> Wed, 12 Nov 2014 03:41:16 GMT ejyanezp 2014-11-12T03:41:16Z Cannot accomplish a very simple correlation https://connect.hyland.com/t5/alfresco-archive/cannot-accomplish-a-very-simple-correlation/m-p/182852#M135982 Hi, I am trying to make a simple correlation tutorial, it is very simple but i cannot make it work.The process is as follows (only the semantic part):&lt;definitions … …&gt;&nbsp; &lt;message id="correlation" name="Correlation"&gt;&lt;/message&gt;&nbsp; &lt;process id="myProcessCorrelation" name="My process C Wed, 12 Nov 2014 03:41:16 GMT https://connect.hyland.com/t5/alfresco-archive/cannot-accomplish-a-very-simple-correlation/m-p/182852#M135982 ejyanezp 2014-11-12T03:41:16Z Re: Cannot accomplish a very simple correlation https://connect.hyland.com/t5/alfresco-archive/cannot-accomplish-a-very-simple-correlation/m-p/182853#M135983 <HTML><HEAD></HEAD><BODY><SPAN>Did you check if you have got a mesage with that id/name in your database? Did you try using the id instead of the name?</SPAN></BODY></HTML> Wed, 19 Nov 2014 22:21:01 GMT https://connect.hyland.com/t5/alfresco-archive/cannot-accomplish-a-very-simple-correlation/m-p/182853#M135983 jbarrez 2014-11-19T22:21:01Z