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Decision Activity with Join finish don't work!
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created by <a href="http://community.jboss.org/people/marc.carrio">Mary Marlet</a> in <i>jBPM</i> - <a href="http://community.jboss.org/message/537953#537953">View the full discussion</a>
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<div class="jive-rendered-content"><p>Hi guys!</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>I use a jbpm4.3 with tomcat, mysql and jbpm-console 2.0 in Windows XP</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>I have the next simply process:</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><pre class="jive-pre"><code class="jive-code jive-xml"><span class="jive-xml-tag"><?xml version="1.0" encoding="UTF-8"?></span>
<span class="jive-xml-tag"><span><process name="Alta" xmlns="</span><a class="jive-link-external-small" href="http://jbpm.org/4.0/jpdl" target="_blank">http://jbpm.org/4.0/jpdl</a><span>"></span></span>
  <span class="jive-xml-tag"><start form="main/GestioUsuaris/Init.ftl" g="15,86,48,48" name="Nou Usuari"></span>
      <span class="jive-xml-tag"><transition to="exclusive1"/></span>
  <span class="jive-xml-tag"></start></span>
  <span class="jive-xml-tag"><end g="615,108,48,48" name="Usuari d'alta"/></span>
 
   <span class="jive-xml-tag"><task assignee="mary" form="main/GestioUsuaris/CA.ftl" g="454,82,100,80" name="Secretaria"></span>
      <span class="jive-xml-tag"><transition to="Usuari d'alta"/></span>
      <span class="jive-xml-tag"><notification template="task-assign"/></span>
   <span class="jive-xml-tag"></task></span>
  
   <span class="jive-xml-tag"><task assignee="mary" form="main/GestioUsuaris/Tel.ftl" g="212,36,100,80" name="Telefonia"></span>
      <span class="jive-xml-tag"><transition to="Secretaria"/></span>
      <span class="jive-xml-tag"><notification template="task-assign"/></span>
  <span class="jive-xml-tag"></task></span>
  
   <span class="jive-xml-tag"><decision expr="#{chkTel}" g="96,87,114,70" name="exclusive1"></span>
      <span class="jive-xml-tag"><transition g="-16,-18" name="ok" to="Telefonia"/></span>
      <span class="jive-xml-tag"><transition g="-23,7" name="ko" to="Nothing"/></span>
   <span class="jive-xml-tag"></decision></span>
  
  <span class="jive-xml-tag"><task assignee="mary" form="main/GestioUsuaris/Tel.ftl" g="211,178,100,80" name="Nothing"></span>
      <span class="jive-xml-tag"><transition to="Secretaria"/></span>
      <span class="jive-xml-tag"><notification template="task-assign"/></span>
  <span class="jive-xml-tag"></task></span>
 
<span class="jive-xml-tag"></process></span>
</code></pre><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>The problem is after then 'Telefonia' task. the error that displays is:</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><pre><span style="color: #ff0000;">org.jboss.resteasy.spi.UnhandledException: org.hibernate.NonUniqueResultException: query did not return a unique result: 2<br/>     org.jboss.resteasy.core.SynchronousDispatcher.handleApplicationException(SynchronousDispatcher.java:319)<br/>     org.jboss.resteasy.core.SynchronousDispatcher.handleException(SynchronousDispatcher.java:230)<br/>     org.jboss.resteasy.core.SynchronousDispatcher.handleInvokerException(SynchronousDispatcher.java:206)<br/>     org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:360)<br/>     org.jboss.resteasy.core.SynchronousDispatcher.invoke(SynchronousDispatcher.java:173)<br/>     org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:93)<br/>     org.jboss.resteasy.plugins.server.servlet.HttpServletDispatcher.service(HttpServletDispatcher.java:68)<br/>     javax.servlet.http.HttpServlet.service(HttpServlet.java:717)<br/>     org.jboss.bpm.console.server.util.GWTJsonFilter.doFilter(GWTJsonFilter.java:59)<br/></span></pre><p><span style="color: #ff0000;"><strong>causa raíz</strong></span></p><pre><span style="color: #ff0000;">org.hibernate.NonUniqueResultException: query did not return a unique result: 2<br/>     org.hibernate.impl.AbstractQueryImpl.uniqueElement(AbstractQueryImpl.java:844)<br/>     org.hibernate.impl.AbstractQueryImpl.uniqueResult(AbstractQueryImpl.java:835)</span><br/><br/>I tested with a "join" after tasks and before ('Secretaria' and 'Nothing') task but the error is the same.<br/><br/>The examples don't have joins! How I can do a decission activity with "joined" finish?<br/><br/>Thanks a lot for advance!<br/><br/>Mary<br/></pre></div>
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