I tried before by creating my own JbpmActionsBean, but right now I am using the 
original one. Maybe, should I call some function of this bean to start the 
transaction in an own implementation ?

This is *my contributed workflow*:

<?xml version="1.0"?>
<process-definition name="oficio">
  <swinlane name="initiator" />

  <!-- Start the workflow -->
  <start-state name="start state">
    <task swinlane="initiator" name="start" />
    <transition name="start process"
                to="setup rights"/>
  </start-state>

  <!-- Set rights on the document -->
  <node name="setup rights">
    <action class="org.surfdocs.oficio.AddRightsActionHandler">
      <list>participants</list>
    </action>
    <transition to="fork each participant" />
  </node>

  <!-- Loop on each participant -->
  <node name="fork each participant">
    <action class="org.nuxeo.ecm.platform.jbpm.core.node.ForeachFork">
      <var>participant</var>
      <list>participants</var>
    </action>
    <transition to="confirm reception">
      <script>
        <expression>
          <![CDATA[executionContext.setVariable("participants",null)]]>
        </expression>
      </script>
    </transition>
  </node>

  <!-- Task that every participant has to do -->
  <task-node name="confirm reception">
    <task name="confirm">
      <controller
        
class="org.nuxeo.ecm.platform.jbpm.core.node.VirtualTaskInstanceController" />
      <assignment pooled-actors="#{participant.actors}" />
    </task>
    <transition name="confirm" to="end"/>
  </task-node>

  <end-state name="end" />
</process-definition>


This is *my contributed action*:

 <action id="TAB_CONTENT_JBPM" link="/incl/tabs/oficio_process.xhtml"
      enabled="true" label="action.view.review" icon="/icons/file.gif"
      order="60">
      <category>VIEW_ACTION_LIST</category>
      <filter id="jbpm-process">
        <rule grant="true">
          <permission>Read</permission>
          <type>Oficio</type>
        </rule>
      </filter>
      <filter-id>mutable-document</filter-id>
    </action>


This is *my xhtml*:

<div xmlns:ui="http://java.sun.com/jsf/facelets";
     xmlns:f="http://java.sun.com/jsf/core";
     xmlns:c="http://java.sun.com/jstl/core";
     xmlns:h="http://java.sun.com/jsf/html";
     xmlns:nxu="http://nuxeo.org/nxweb/util";
     xmlns:nxl="http://nuxeo.org/nxforms/layout";>

  <c:set var="currentProcess" value="#{jbpmActions.currentProcess}" />

  <c:choose>

    <c:when test="#{empty currentProcess}">
      <h:outputText value="#{messages['label.review.started']}" />
    </c:when>

    <c:otherwise>
      <h:outputText value="blahblahblah" />
    </c:otherwise>

  </c:choose>

</div>


The *complete error trace*:

Transaction is not active: tx=TransactionImple < ac, BasicAction: 
7f000101:9f08:4c6f1d1d:5a2 status: ActionStatus.ABORT_ONLY >

            javax.servlet.ServletException: /incl/tabs/oficio_process.xhtml 
@12,44 test="#{empty currentProcess}": /incl/tabs/oficio_process.xhtml @8,71 
value="#{jbpmActions.currentProcess}": Error reading 'currentProcess' on type 
org.nuxeo.ecm.platform.jbpm.web.JbpmActionsBean_$$_javassist_63
        at javax.faces.webapp.FacesServlet.service(FacesServlet.java:277)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
        at 
org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:83)
        at 
org.nuxeo.ecm.platform.ui.web.multipart.MultipartFilter.doFilter(MultipartFilter.java:73)
        at 
org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
        at org.jboss.seam.web.ExceptionFilter.doFilter(ExceptionFilter.java:65)
        at 
org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
        at org.jboss.seam.web.RedirectFilter.doFilter(RedirectFilter.java:45)
        at 
org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
        at org.ajax4jsf.webapp.BaseXMLFilter.doXmlFilter(BaseXMLFilter.java:178)
        at org.ajax4jsf.webapp.BaseFilter.handleRequest(BaseFilter.java:290)
        at 
org.ajax4jsf.webapp.BaseFilter.processUploadsAndHandleRequest(BaseFilter.java:368)
        at org.ajax4jsf.webapp.BaseFilter.doFilter(BaseFilter.java:495)
        at org.jboss.seam.web.Ajax4jsfFilter.doFilter(Ajax4jsfFilter.java:60)
        at 
org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
        at org.jboss.seam.web.LoggingFilter.doFilter(LoggingFilter.java:58)
        at 
org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
        at org.jboss.seam.servlet.SeamFilter.doFilter(SeamFilter.java:158)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
        at org.nuxeo.wss.servlet.WSSFilter.doFilter(WSSFilter.java:135)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
        at 
org.nuxeo.ecm.platform.ui.web.auth.NuxeoAuthenticationFilter.doFilter(NuxeoAuthenticationFilter.java:324)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
        at 
org.nuxeo.ecm.platform.web.common.exceptionhandling.NuxeoExceptionFilter.doFilter(NuxeoExceptionFilter.java:80)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
        at 
org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:654)
        at 
org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:445)
        at 
org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:379)
        at 
org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:292)
        at 
org.nuxeo.ecm.platform.ui.web.rest.FancyURLFilter.doFilter(FancyURLFilter.java:119)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
        at 
org.nuxeo.ecm.platform.ui.web.auth.NuxeoAuthenticationFilter.doFilter(NuxeoAuthenticationFilter.java:482)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
        at 
org.nuxeo.ecm.platform.web.common.requestcontroller.filter.NuxeoRequestControllerFilter.doFilter(NuxeoRequestControllerFilter.java:135)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
        at 
org.nuxeo.ecm.platform.web.common.exceptionhandling.NuxeoExceptionFilter.doFilter(NuxeoExceptionFilter.java:80)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
        at 
org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
        at 
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:230)
        at 
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
        at 
org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:182)
        at 
org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:84)
        at 
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
        at 
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
        at 
org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:157)
        at 
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
        at 
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:262)
        at 
org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
        at 
org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
        at 
org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:446)
        at java.lang.Thread.run(Thread.java:636)
Caused by: javax.el.ELException: /incl/tabs/oficio_process.xhtml @12,44 
test="#{empty currentProcess}": /incl/tabs/oficio_process.xhtml @8,71 
value="#{jbpmActions.currentProcess}": Error reading 'currentProcess' on type 
org.nuxeo.ecm.platform.jbpm.web.JbpmActionsBean_$$_javassist_63
        at 
com.sun.facelets.el.TagValueExpression.getValue(TagValueExpression.java:76)
        at com.sun.facelets.tag.TagAttribute.getObject(TagAttribute.java:233)
        at com.sun.facelets.tag.TagAttribute.getBoolean(TagAttribute.java:79)
        at 
com.sun.facelets.tag.jstl.core.ChooseWhenHandler.isTestTrue(ChooseWhenHandler.java:49)
        at 
com.sun.facelets.tag.jstl.core.ChooseHandler.apply(ChooseHandler.java:67)
        at 
com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47)
        at 
com.sun.facelets.compiler.NamespaceHandler.apply(NamespaceHandler.java:49)
        at 
com.sun.facelets.compiler.EncodingHandler.apply(EncodingHandler.java:25)
        at 
org.nuxeo.theme.jsf.facelets.vendor.DefaultFacelet.include(DefaultFacelet.java:248)
        at 
org.nuxeo.theme.jsf.facelets.vendor.DefaultFacelet.include(DefaultFacelet.java:289)
        at 
org.nuxeo.theme.jsf.facelets.vendor.DefaultFacelet.include(DefaultFacelet.java:271)
        at 
org.nuxeo.theme.jsf.facelets.vendor.DefaultFaceletContext.includeFacelet(DefaultFaceletContext.java:129)
        at com.sun.facelets.tag.ui.IncludeHandler.apply(IncludeHandler.java:60)
        at 
com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47)
        at com.sun.facelets.tag.ui.DefineHandler.apply(DefineHandler.java:58)
        at 
org.nuxeo.theme.jsf.facelets.CompositionHandler.apply(CompositionHandler.java:173)
        at 
org.nuxeo.theme.jsf.facelets.vendor.DefaultFaceletContext$TemplateManager.apply(DefaultFaceletContext.java:278)
        at 
org.nuxeo.theme.jsf.facelets.vendor.DefaultFaceletContext.includeDefinition(DefaultFaceletContext.java:250)
        at com.sun.facelets.tag.ui.InsertHandler.apply(InsertHandler.java:68)
        at 
com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47)
        at com.sun.facelets.tag.jsf.core.ViewHandler.apply(ViewHandler.java:109)
        at 
com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47)
        at 
com.sun.facelets.compiler.NamespaceHandler.apply(NamespaceHandler.java:49)
        at 
com.sun.facelets.compiler.EncodingHandler.apply(EncodingHandler.java:25)
        at 
org.nuxeo.theme.jsf.facelets.vendor.DefaultFacelet.include(DefaultFacelet.java:248)
        at 
org.nuxeo.theme.jsf.facelets.vendor.DefaultFacelet.include(DefaultFacelet.java:289)
        at 
org.nuxeo.theme.jsf.facelets.vendor.DefaultFaceletContext.includeFacelet(DefaultFaceletContext.java:205)
        at 
org.nuxeo.theme.jsf.facelets.CompositionHandler.apply(CompositionHandler.java:155)
        at 
com.sun.facelets.compiler.NamespaceHandler.apply(NamespaceHandler.java:49)
        at 
com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47)
        at 
com.sun.facelets.compiler.EncodingHandler.apply(EncodingHandler.java:25)
        at 
org.nuxeo.theme.jsf.facelets.vendor.DefaultFacelet.apply(DefaultFacelet.java:99)
        at 
com.sun.facelets.FaceletViewHandler.buildView(FaceletViewHandler.java:510)
        at 
com.sun.facelets.FaceletViewHandler.renderView(FaceletViewHandler.java:553)
        at 
org.ajax4jsf.application.ViewHandlerWrapper.renderView(ViewHandlerWrapper.java:100)
        at 
org.ajax4jsf.application.AjaxViewHandler.renderView(AjaxViewHandler.java:176)
        at 
com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:109)
        at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:100)
        at com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:139)
        at 
org.nuxeo.ecm.platform.ui.web.lifecycle.NuxeoLifeCycleImpl.render(NuxeoLifeCycleImpl.java:98)
        at javax.faces.webapp.FacesServlet.service(FacesServlet.java:266)
        ... 61 more
Caused by: javax.ejb.EJBTransactionRolledbackException: Cannot open connection
        at org.jboss.ejb3.tx.Ejb3TxPolicy.handleInCallerTx(Ejb3TxPolicy.java:87)
        at org.jboss.aspects.tx.TxPolicy.invokeInCallerTx(TxPolicy.java:130)
        at 
org.jboss.aspects.tx.TxInterceptor$Required.invoke(TxInterceptor.java:195)
        at 
org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
        at 
org.jboss.aspects.tx.TxPropagationInterceptor.invoke(TxPropagationInterceptor.java:95)
        at 
org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
        at 
org.jboss.ejb3.stateless.StatelessInstanceInterceptor.invoke(StatelessInstanceInterceptor.java:62)
        at 
org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
        at 
org.jboss.aspects.security.AuthenticationInterceptor.invoke(AuthenticationInterceptor.java:77)
        at 
org.jboss.ejb3.security.Ejb3AuthenticationInterceptor.invoke(Ejb3AuthenticationInterceptor.java:110)
        at 
org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
        at 
org.jboss.ejb3.ENCPropagationInterceptor.invoke(ENCPropagationInterceptor.java:46)
        at 
org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
        at 
org.jboss.ejb3.asynchronous.AsynchronousInterceptor.invoke(AsynchronousInterceptor.java:106)
        at 
org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
        at 
org.jboss.ejb3.stateless.StatelessContainer.localInvoke(StatelessContainer.java:240)
        at 
org.jboss.ejb3.stateless.StatelessContainer.localInvoke(StatelessContainer.java:210)
        at 
org.jboss.ejb3.stateless.StatelessLocalProxy.invoke(StatelessLocalProxy.java:84)
        at $Proxy188.getProcessInstances(Unknown Source)
        at 
org.nuxeo.ecm.platform.jbpm.web.JbpmActionsBean.getCurrentProcess(JbpmActionsBean.java:232)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:616)
        at org.jboss.seam.util.Reflections.invoke(Reflections.java:21)
        at 
org.jboss.seam.intercept.RootInvocationContext.proceed(RootInvocationContext.java:31)
        at 
org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:56)
        at 
org.nuxeo.ecm.platform.ui.web.invalidations.DocumentContextInvalidatorInterceptor.aroundInvoke(DocumentContextInvalidatorInterceptor.java:54)
        at 
org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)
        at 
org.jboss.seam.transaction.RollbackInterceptor.aroundInvoke(RollbackInterceptor.java:31)
        at 
org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)
        at 
org.jboss.seam.core.BijectionInterceptor.aroundInvoke(BijectionInterceptor.java:46)
        at 
org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)
        at 
org.jboss.seam.core.MethodContextInterceptor.aroundInvoke(MethodContextInterceptor.java:42)
        at 
org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)
        at 
org.jboss.seam.intercept.RootInterceptor.invoke(RootInterceptor.java:107)
        at 
org.jboss.seam.intercept.JavaBeanInterceptor.interceptInvocation(JavaBeanInterceptor.java:166)
        at 
org.jboss.seam.intercept.JavaBeanInterceptor.invoke(JavaBeanInterceptor.java:102)
        at 
org.nuxeo.ecm.platform.jbpm.web.JbpmActionsBean_$$_javassist_63.getCurrentProcess(JbpmActionsBean_$$_javassist_63.java)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:616)
        at javax.el.BeanELResolver.getValue(BeanELResolver.java:62)
        at javax.el.CompositeELResolver.getValue(CompositeELResolver.java:53)
        at 
com.sun.faces.el.FacesCompositeELResolver.getValue(FacesCompositeELResolver.java:72)
        at 
org.jboss.el.parser.AstPropertySuffix.getValue(AstPropertySuffix.java:53)
        at org.jboss.el.parser.AstValue.getValue(AstValue.java:67)
        at 
org.jboss.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:186)
        at 
com.sun.facelets.el.TagValueExpression.getValue(TagValueExpression.java:71)
        at org.jboss.el.parser.AstIdentifier.getValue(AstIdentifier.java:40)
        at org.jboss.el.parser.AstEmpty.getValue(AstEmpty.java:29)
        at 
org.jboss.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:186)
        at 
com.sun.facelets.el.TagValueExpression.getValue(TagValueExpression.java:71)
        ... 101 more
Caused by: org.hibernate.exception.GenericJDBCException: Cannot open connection
        at 
org.hibernate.exception.SQLStateConverter.handledNonSpecificException(SQLStateConverter.java:103)
        at 
org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:91)
        at 
org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:43)
        at 
org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:29)
        at 
org.hibernate.jdbc.ConnectionManager.openConnection(ConnectionManager.java:426)
        at 
org.hibernate.jdbc.ConnectionManager.getConnection(ConnectionManager.java:144)
        at 
org.hibernate.jdbc.AbstractBatcher.prepareQueryStatement(AbstractBatcher.java:139)
        at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1547)
        at org.hibernate.loader.Loader.doQuery(Loader.java:673)
        at 
org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:236)
        at org.hibernate.loader.Loader.doList(Loader.java:2220)
        at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2104)
        at org.hibernate.loader.Loader.list(Loader.java:2099)
        at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:378)
        at 
org.hibernate.hql.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:338)
        at 
org.hibernate.engine.query.HQLQueryPlan.performList(HQLQueryPlan.java:172)
        at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1121)
        at org.hibernate.impl.QueryImpl.list(QueryImpl.java:79)
        at 
org.nuxeo.ecm.platform.jbpm.core.service.JbpmServiceImpl$7.run(JbpmServiceImpl.java:376)
        at 
org.nuxeo.ecm.platform.jbpm.core.service.JbpmServiceImpl$7.run(JbpmServiceImpl.java:369)
        at 
org.nuxeo.ecm.platform.jbpm.core.service.JbpmServiceImpl.executeJbpmOperation(JbpmServiceImpl.java:86)
        at 
org.nuxeo.ecm.platform.jbpm.core.service.JbpmServiceImpl.getProcessInstances(JbpmServiceImpl.java:366)
        at 
org.nuxeo.ecm.platform.jbpm.facade.JbpmServiceBean.getProcessInstances(JbpmServiceBean.java:131)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:616)
        at 
org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:112)
        at 
org.jboss.ejb3.interceptor.InvocationContextImpl.proceed(InvocationContextImpl.java:166)
        at 
org.jboss.ejb3.interceptor.EJB3InterceptorsInterceptor.invoke(EJB3InterceptorsInterceptor.java:63)
        at 
org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
        at 
org.jboss.ejb3.entity.TransactionScopedEntityManagerInterceptor.invoke(TransactionScopedEntityManagerInterceptor.java:54)
        at 
org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
        at 
org.jboss.ejb3.AllowedOperationsInterceptor.invoke(AllowedOperationsInterceptor.java:47)
        at 
org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
        at org.jboss.aspects.tx.TxPolicy.invokeInCallerTx(TxPolicy.java:126)
        ... 153 more
Caused by: org.jboss.util.NestedSQLException: Transaction is not active: 
tx=TransactionImple < ac, BasicAction: 7f000101:9f08:4c6f1d1d:5a2 status: 
ActionStatus.ABORT_ONLY >; - nested throwable: 
(javax.resource.ResourceException: Transaction is not active: 
tx=TransactionImple < ac, BasicAction: 7f000101:9f08:4c6f1d1d:5a2 status: 
ActionStatus.ABORT_ONLY >)
        at 
org.jboss.resource.adapter.jdbc.WrapperDataSource.getConnection(WrapperDataSource.java:95)
        at 
org.hibernate.connection.DatasourceConnectionProvider.getConnection(DatasourceConnectionProvider.java:69)
        at 
org.hibernate.jdbc.ConnectionManager.openConnection(ConnectionManager.java:423)
        ... 184 more
Caused by: javax.resource.ResourceException: Transaction is not active: 
tx=TransactionImple < ac, BasicAction: 7f000101:9f08:4c6f1d1d:5a2 status: 
ActionStatus.ABORT_ONLY >
        at 
org.jboss.resource.connectionmanager.TxConnectionManager.getManagedConnection(TxConnectionManager.java:319)
        at 
org.jboss.resource.connectionmanager.BaseConnectionManager2.allocateConnection(BaseConnectionManager2.java:402)
        at 
org.jboss.resource.connectionmanager.BaseConnectionManager2$ConnectionManagerProxy.allocateConnection(BaseConnectionManager2.java:849)
        at 
org.jboss.resource.adapter.jdbc.WrapperDataSource.getConnection(WrapperDataSource.java:89)
        ... 186 more

            

show context dump
Context

            
Request Attributes:

javax.servlet.forward.request_uri : 
/nuxeo/nxpath/default/default-domain/workspaces/test/6477530223448426...@view_documents
javax.servlet.forward.context_path : /nuxeo
javax.servlet.forward.servlet_path : 
/nxpath/default/default-domain/workspaces/test/6477530223448426...@view_documents
javax.servlet.forward.query_string : 
tabId=TAB_CONTENT_JBPM&conversationId=0NXMAIN
com.sun.faces.util.RequestStateManager : 
{com.sun.faces.renderkitimplforrequest=org.ajax4jsf.renderkit.chameleonrenderkitfact...@10bc849,
 com.sun.faces.INVOCATION_PATH=.faces, com.sun.faces.ELResolverChainType=Faces, 
com.sun.faces.externalcontextimpl=com.sun.faces.context.externalcontexti...@8a395d}
org.nuxeo.theme.url : 
nxtheme://theme/default/*/jsf-facelets/galaxy/default/default
org.nuxeo.theme.default.theme : galaxy/default
org.jboss.seam.core.manager : Manager([0NXMAIN])
currentSuperSpace : DocumentModelImpl { -title: test, sessionId: 
default--6939663811615915993, doc id: 8aa677c2-c6a1-4d7d-b40d-aaf142c583e8, 
name: test, path: /default-domain/workspaces/test, ref: 
8aa677c2-c6a1-4d7d-b40d-aaf142c583e8, parent ref: 
c0510ab1-7d1a-4db3-a8ee-d5f847e95f48, data models: {}, declaredFacets: 
[WebView, SuperSpace, Folderish], declaredSchemas: [Ljava.lang.String;@bc174e}
availableDomains : [DocumentModelImpl { -title: Default domain, sessionId: 
default--6939663811615915993, doc id: 6b5d529b-0973-4a5e-b928-93d8b7b28977, 
name: default-domain, path: /default-domain, ref: 
6b5d529b-0973-4a5e-b928-93d8b7b28977, parent ref: 
0d265212-e7e3-47dc-87aa-43dcd8df690e, data models: {common=DocumentModelImpl { 
schema: common,3 fields}, declaredFacets: [SuperSpace, Folderish], 
declaredSchemas: [Ljava.lang.String;@9e1df4}]
requestedUrl : 
nxpath/default/default-domain/workspaces/test/6477530223448426...@view_documents?tabid=tab_content_jbpm&old_conversationId=0NXMAIN
securityError : false
facelets.ContentType : text/html
nuxeo.disable.redirect.wrapper : true
currentDocument : DocumentModelImpl { -title: null, sessionId: 
default--6939663811615915993, doc id: fc06e2e0-48e9-4b34-8b76-3dd24724a68a, 
name: 6477530223448426680, path: 
/default-domain/workspaces/test/6477530223448426680, ref: 
fc06e2e0-48e9-4b34-8b76-3dd24724a68a, parent ref: 
8aa677c2-c6a1-4d7d-b40d-aaf142c583e8, data models: 
{dublincore=DocumentModelImpl { schema: dublincore,15 fields, 
oficio=DocumentModelImpl { schema: oficio,9 fields}, declaredFacets: 
[Indexable, Versionable], declaredSchemas: [Ljava.lang.String;@c0bb03}
exception_message : Transaction is not active: tx=TransactionImple < ac, 
BasicAction: 7f000101:9f08:4c6f1d1d:5a2 status: ActionStatus.ABORT_ONLY >
DocumentView : DocumentViewImpl [documentLocation=DocumentLocationImpl 
[docIdRef=null, docPathRef=/default-domain/workspaces/test/6477530223448426680, 
docRef=/default-domain/workspaces/test/6477530223448426680, 
serverName=default], parameters={subTabId=null, tabId=TAB_CONTENT_JBPM}, 
patternName=default, subURI=null, tabId=null, viewId=view_documents]
isInsidePersonalWorkspace : false
org.nuxeo.theme.default.engine : default
stackTrace : javax.servlet.ServletException: /incl/tabs/oficio_process.xhtml 
@12,44 test="#{empty currentProcess}": /incl/tabs/oficio_process.xhtml @8,71 
value="#{jbpmActions.currentProcess}": Error reading 'currentProcess' on type 
org.nuxeo.ecm.platform.jbpm.web.JbpmActionsBean_$$_javassist_63
        at javax.faces.webapp.FacesServlet.service(FacesServlet.java:277)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:290)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
        at 
org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:83)
        at 
org.nuxeo.ecm.platform.ui.web.multipart.MultipartFilter.doFilter(MultipartFilter.java:73)
        at 
org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
        at org.jboss.seam.web.ExceptionFilter.doFilter(ExceptionFilter.java:65)
        at 
org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
        at org.jboss.seam.web.RedirectFilter.doFilter(RedirectFilter.java:45)
        at 
org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
        at org.ajax4jsf.webapp.BaseXMLFilter.doXmlFilter(BaseXMLFilter.java:178)
        at org.ajax4jsf.webapp.BaseFilter.handleRequest(BaseFilter.java:290)
        at 
org.ajax4jsf.webapp.BaseFilter.processUploadsAndHandleRequest(BaseFilter.java:368)
        at org.ajax4jsf.webapp.BaseFilter.doFilter(BaseFilter.java:495)
        at org.jboss.seam.web.Ajax4jsfFilter.doFilter(Ajax4jsfFilter.java:60)
        at 
org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
        at org.jboss.seam.web.LoggingFilter.doFilter(LoggingFilter.java:58)
        at 
org.jboss.seam.servlet.SeamFilter$FilterChainImpl.doFilter(SeamFilter.java:69)
        at org.jboss.seam.servlet.SeamFilter.doFilter(SeamFilter.java:158)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
        at org.nuxeo.wss.servlet.WSSFilter.doFilter(WSSFilter.java:135)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
        at 
org.nuxeo.ecm.platform.ui.web.auth.NuxeoAuthenticationFilter.doFilter(NuxeoAuthenticationFilter.java:324)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
        at 
org.nuxeo.ecm.platform.web.common.exceptionhandling.NuxeoExceptionFilter.doFilter(NuxeoExceptionFilter.java:80)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
        at 
org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDispatcher.java:654)
        at 
org.apache.catalina.core.ApplicationDispatcher.processRequest(ApplicationDispatcher.java:445)
        at 
org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationDispatcher.java:379)
        at 
org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDispatcher.java:292)
        at 
org.nuxeo.ecm.platform.ui.web.rest.FancyURLFilter.doFilter(FancyURLFilter.java:119)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
        at 
org.nuxeo.ecm.platform.ui.web.auth.NuxeoAuthenticationFilter.doFilter(NuxeoAuthenticationFilter.java:482)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
        at 
org.nuxeo.ecm.platform.web.common.requestcontroller.filter.NuxeoRequestControllerFilter.doFilter(NuxeoRequestControllerFilter.java:135)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
        at 
org.nuxeo.ecm.platform.web.common.exceptionhandling.NuxeoExceptionFilter.doFilter(NuxeoExceptionFilter.java:80)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
        at 
org.jboss.web.tomcat.filters.ReplyHeaderFilter.doFilter(ReplyHeaderFilter.java:96)
        at 
org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:235)
        at 
org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:206)
        at 
org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:230)
        at 
org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:175)
        at 
org.jboss.web.tomcat.security.SecurityAssociationValve.invoke(SecurityAssociationValve.java:182)
        at 
org.jboss.web.tomcat.security.JaccContextValve.invoke(JaccContextValve.java:84)
        at 
org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:127)
        at 
org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
        at 
org.jboss.web.tomcat.service.jca.CachedConnectionValve.invoke(CachedConnectionValve.java:157)
        at 
org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:109)
        at 
org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:262)
        at 
org.apache.coyote.http11.Http11Processor.process(Http11Processor.java:844)
        at 
org.apache.coyote.http11.Http11Protocol$Http11ConnectionHandler.process(Http11Protocol.java:583)
        at 
org.apache.tomcat.util.net.JIoEndpoint$Worker.run(JIoEndpoint.java:446)
        at java.lang.Thread.run(Thread.java:636)
Caused by: javax.el.ELException: /incl/tabs/oficio_process.xhtml @12,44 
test="#{empty currentProcess}": /incl/tabs/oficio_process.xhtml @8,71 
value="#{jbpmActions.currentProcess}": Error reading 'currentProcess' on type 
org.nuxeo.ecm.platform.jbpm.web.JbpmActionsBean_$$_javassist_63
        at 
com.sun.facelets.el.TagValueExpression.getValue(TagValueExpression.java:76)
        at com.sun.facelets.tag.TagAttribute.getObject(TagAttribute.java:233)
        at com.sun.facelets.tag.TagAttribute.getBoolean(TagAttribute.java:79)
        at 
com.sun.facelets.tag.jstl.core.ChooseWhenHandler.isTestTrue(ChooseWhenHandler.java:49)
        at 
com.sun.facelets.tag.jstl.core.ChooseHandler.apply(ChooseHandler.java:67)
        at 
com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47)
        at 
com.sun.facelets.compiler.NamespaceHandler.apply(NamespaceHandler.java:49)
        at 
com.sun.facelets.compiler.EncodingHandler.apply(EncodingHandler.java:25)
        at 
org.nuxeo.theme.jsf.facelets.vendor.DefaultFacelet.include(DefaultFacelet.java:248)
        at 
org.nuxeo.theme.jsf.facelets.vendor.DefaultFacelet.include(DefaultFacelet.java:289)
        at 
org.nuxeo.theme.jsf.facelets.vendor.DefaultFacelet.include(DefaultFacelet.java:271)
        at 
org.nuxeo.theme.jsf.facelets.vendor.DefaultFaceletContext.includeFacelet(DefaultFaceletContext.java:129)
        at com.sun.facelets.tag.ui.IncludeHandler.apply(IncludeHandler.java:60)
        at 
com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47)
        at com.sun.facelets.tag.ui.DefineHandler.apply(DefineHandler.java:58)
        at 
org.nuxeo.theme.jsf.facelets.CompositionHandler.apply(CompositionHandler.java:173)
        at 
org.nuxeo.theme.jsf.facelets.vendor.DefaultFaceletContext$TemplateManager.apply(DefaultFaceletContext.java:278)
        at 
org.nuxeo.theme.jsf.facelets.vendor.DefaultFaceletContext.includeDefinition(DefaultFaceletContext.java:250)
        at com.sun.facelets.tag.ui.InsertHandler.apply(InsertHandler.java:68)
        at 
com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47)
        at com.sun.facelets.tag.jsf.core.ViewHandler.apply(ViewHandler.java:109)
        at 
com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47)
        at 
com.sun.facelets.compiler.NamespaceHandler.apply(NamespaceHandler.java:49)
        at 
com.sun.facelets.compiler.EncodingHandler.apply(EncodingHandler.java:25)
        at 
org.nuxeo.theme.jsf.facelets.vendor.DefaultFacelet.include(DefaultFacelet.java:248)
        at 
org.nuxeo.theme.jsf.facelets.vendor.DefaultFacelet.include(DefaultFacelet.java:289)
        at 
org.nuxeo.theme.jsf.facelets.vendor.DefaultFaceletContext.includeFacelet(DefaultFaceletContext.java:205)
        at 
org.nuxeo.theme.jsf.facelets.CompositionHandler.apply(CompositionHandler.java:155)
        at 
com.sun.facelets.compiler.NamespaceHandler.apply(NamespaceHandler.java:49)
        at 
com.sun.facelets.tag.CompositeFaceletHandler.apply(CompositeFaceletHandler.java:47)
        at 
com.sun.facelets.compiler.EncodingHandler.apply(EncodingHandler.java:25)
        at 
org.nuxeo.theme.jsf.facelets.vendor.DefaultFacelet.apply(DefaultFacelet.java:99)
        at 
com.sun.facelets.FaceletViewHandler.buildView(FaceletViewHandler.java:510)
        at 
com.sun.facelets.FaceletViewHandler.renderView(FaceletViewHandler.java:553)
        at 
org.ajax4jsf.application.ViewHandlerWrapper.renderView(ViewHandlerWrapper.java:100)
        at 
org.ajax4jsf.application.AjaxViewHandler.renderView(AjaxViewHandler.java:176)
        at 
com.sun.faces.lifecycle.RenderResponsePhase.execute(RenderResponsePhase.java:109)
        at com.sun.faces.lifecycle.Phase.doPhase(Phase.java:100)
        at com.sun.faces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:139)
        at 
org.nuxeo.ecm.platform.ui.web.lifecycle.NuxeoLifeCycleImpl.render(NuxeoLifeCycleImpl.java:98)
        at javax.faces.webapp.FacesServlet.service(FacesServlet.java:266)
        ... 61 more
Caused by: javax.ejb.EJBTransactionRolledbackException: Cannot open connection
        at org.jboss.ejb3.tx.Ejb3TxPolicy.handleInCallerTx(Ejb3TxPolicy.java:87)
        at org.jboss.aspects.tx.TxPolicy.invokeInCallerTx(TxPolicy.java:130)
        at 
org.jboss.aspects.tx.TxInterceptor$Required.invoke(TxInterceptor.java:195)
        at 
org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
        at 
org.jboss.aspects.tx.TxPropagationInterceptor.invoke(TxPropagationInterceptor.java:95)
        at 
org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
        at 
org.jboss.ejb3.stateless.StatelessInstanceInterceptor.invoke(StatelessInstanceInterceptor.java:62)
        at 
org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
        at 
org.jboss.aspects.security.AuthenticationInterceptor.invoke(AuthenticationInterceptor.java:77)
        at 
org.jboss.ejb3.security.Ejb3AuthenticationInterceptor.invoke(Ejb3AuthenticationInterceptor.java:110)
        at 
org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
        at 
org.jboss.ejb3.ENCPropagationInterceptor.invoke(ENCPropagationInterceptor.java:46)
        at 
org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
        at 
org.jboss.ejb3.asynchronous.AsynchronousInterceptor.invoke(AsynchronousInterceptor.java:106)
        at 
org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
        at 
org.jboss.ejb3.stateless.StatelessContainer.localInvoke(StatelessContainer.java:240)
        at 
org.jboss.ejb3.stateless.StatelessContainer.localInvoke(StatelessContainer.java:210)
        at 
org.jboss.ejb3.stateless.StatelessLocalProxy.invoke(StatelessLocalProxy.java:84)
        at $Proxy188.getProcessInstances(Unknown Source)
        at 
org.nuxeo.ecm.platform.jbpm.web.JbpmActionsBean.getCurrentProcess(JbpmActionsBean.java:232)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:616)
        at org.jboss.seam.util.Reflections.invoke(Reflections.java:21)
        at 
org.jboss.seam.intercept.RootInvocationContext.proceed(RootInvocationContext.java:31)
        at 
org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:56)
        at 
org.nuxeo.ecm.platform.ui.web.invalidations.DocumentContextInvalidatorInterceptor.aroundInvoke(DocumentContextInvalidatorInterceptor.java:54)
        at 
org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)
        at 
org.jboss.seam.transaction.RollbackInterceptor.aroundInvoke(RollbackInterceptor.java:31)
        at 
org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)
        at 
org.jboss.seam.core.BijectionInterceptor.aroundInvoke(BijectionInterceptor.java:46)
        at 
org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)
        at 
org.jboss.seam.core.MethodContextInterceptor.aroundInvoke(MethodContextInterceptor.java:42)
        at 
org.jboss.seam.intercept.SeamInvocationContext.proceed(SeamInvocationContext.java:68)
        at 
org.jboss.seam.intercept.RootInterceptor.invoke(RootInterceptor.java:107)
        at 
org.jboss.seam.intercept.JavaBeanInterceptor.interceptInvocation(JavaBeanInterceptor.java:166)
        at 
org.jboss.seam.intercept.JavaBeanInterceptor.invoke(JavaBeanInterceptor.java:102)
        at 
org.nuxeo.ecm.platform.jbpm.web.JbpmActionsBean_$$_javassist_63.getCurrentProcess(JbpmActionsBean_$$_javassist_63.java)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:616)
        at javax.el.BeanELResolver.getValue(BeanELResolver.java:62)
        at javax.el.CompositeELResolver.getValue(CompositeELResolver.java:53)
        at 
com.sun.faces.el.FacesCompositeELResolver.getValue(FacesCompositeELResolver.java:72)
        at 
org.jboss.el.parser.AstPropertySuffix.getValue(AstPropertySuffix.java:53)
        at org.jboss.el.parser.AstValue.getValue(AstValue.java:67)
        at 
org.jboss.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:186)
        at 
com.sun.facelets.el.TagValueExpression.getValue(TagValueExpression.java:71)
        at org.jboss.el.parser.AstIdentifier.getValue(AstIdentifier.java:40)
        at org.jboss.el.parser.AstEmpty.getValue(AstEmpty.java:29)
        at 
org.jboss.el.ValueExpressionImpl.getValue(ValueExpressionImpl.java:186)
        at 
com.sun.facelets.el.TagValueExpression.getValue(TagValueExpression.java:71)
        ... 101 more
Caused by: org.hibernate.exception.GenericJDBCException: Cannot open connection
        at 
org.hibernate.exception.SQLStateConverter.handledNonSpecificException(SQLStateConverter.java:103)
        at 
org.hibernate.exception.SQLStateConverter.convert(SQLStateConverter.java:91)
        at 
org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:43)
        at 
org.hibernate.exception.JDBCExceptionHelper.convert(JDBCExceptionHelper.java:29)
        at 
org.hibernate.jdbc.ConnectionManager.openConnection(ConnectionManager.java:426)
        at 
org.hibernate.jdbc.ConnectionManager.getConnection(ConnectionManager.java:144)
        at 
org.hibernate.jdbc.AbstractBatcher.prepareQueryStatement(AbstractBatcher.java:139)
        at org.hibernate.loader.Loader.prepareQueryStatement(Loader.java:1547)
        at org.hibernate.loader.Loader.doQuery(Loader.java:673)
        at 
org.hibernate.loader.Loader.doQueryAndInitializeNonLazyCollections(Loader.java:236)
        at org.hibernate.loader.Loader.doList(Loader.java:2220)
        at org.hibernate.loader.Loader.listIgnoreQueryCache(Loader.java:2104)
        at org.hibernate.loader.Loader.list(Loader.java:2099)
        at org.hibernate.loader.hql.QueryLoader.list(QueryLoader.java:378)
        at 
org.hibernate.hql.ast.QueryTranslatorImpl.list(QueryTranslatorImpl.java:338)
        at 
org.hibernate.engine.query.HQLQueryPlan.performList(HQLQueryPlan.java:172)
        at org.hibernate.impl.SessionImpl.list(SessionImpl.java:1121)
        at org.hibernate.impl.QueryImpl.list(QueryImpl.java:79)
        at 
org.nuxeo.ecm.platform.jbpm.core.service.JbpmServiceImpl$7.run(JbpmServiceImpl.java:376)
        at 
org.nuxeo.ecm.platform.jbpm.core.service.JbpmServiceImpl$7.run(JbpmServiceImpl.java:369)
        at 
org.nuxeo.ecm.platform.jbpm.core.service.JbpmServiceImpl.executeJbpmOperation(JbpmServiceImpl.java:86)
        at 
org.nuxeo.ecm.platform.jbpm.core.service.JbpmServiceImpl.getProcessInstances(JbpmServiceImpl.java:366)
        at 
org.nuxeo.ecm.platform.jbpm.facade.JbpmServiceBean.getProcessInstances(JbpmServiceBean.java:131)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at 
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
        at 
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
        at java.lang.reflect.Method.invoke(Method.java:616)
        at 
org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:112)
        at 
org.jboss.ejb3.interceptor.InvocationContextImpl.proceed(InvocationContextImpl.java:166)
        at 
org.jboss.ejb3.interceptor.EJB3InterceptorsInterceptor.invoke(EJB3InterceptorsInterceptor.java:63)
        at 
org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
        at 
org.jboss.ejb3.entity.TransactionScopedEntityManagerInterceptor.invoke(TransactionScopedEntityManagerInterceptor.java:54)
        at 
org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
        at 
org.jboss.ejb3.AllowedOperationsInterceptor.invoke(AllowedOperationsInterceptor.java:47)
        at 
org.jboss.aop.joinpoint.MethodInvocation.invokeNext(MethodInvocation.java:101)
        at org.jboss.aspects.tx.TxPolicy.invokeInCallerTx(TxPolicy.java:126)
        ... 153 more
Caused by: org.jboss.util.NestedSQLException: Transaction is not active: 
tx=TransactionImple < ac, BasicAction: 7f000101:9f08:4c6f1d1d:5a2 status: 
ActionStatus.ABORT_ONLY >; - nested throwable: 
(javax.resource.ResourceException: Transaction is not active: 
tx=TransactionImple < ac, BasicAction: 7f000101:9f08:4c6f1d1d:5a2 status: 
ActionStatus.ABORT_ONLY >)
        at 
org.jboss.resource.adapter.jdbc.WrapperDataSource.getConnection(WrapperDataSource.java:95)
        at 
org.hibernate.connection.DatasourceConnectionProvider.getConnection(DatasourceConnectionProvider.java:69)
        at 
org.hibernate.jdbc.ConnectionManager.openConnection(ConnectionManager.java:423)
        ... 184 more
Caused by: javax.resource.ResourceException: Transaction is not active: 
tx=TransactionImple < ac, BasicAction: 7f000101:9f08:4c6f1d1d:5a2 status: 
ActionStatus.ABORT_ONLY >
        at 
org.jboss.resource.connectionmanager.TxConnectionManager.getManagedConnection(TxConnectionManager.java:319)
        at 
org.jboss.resource.connectionmanager.BaseConnectionManager2.allocateConnection(BaseConnectionManager2.java:402)
        at 
org.jboss.resource.connectionmanager.BaseConnectionManager2$ConnectionManagerProxy.allocateConnection(BaseConnectionManager2.java:849)
        at 
org.jboss.resource.adapter.jdbc.WrapperDataSource.getConnection(WrapperDataSource.java:89)
        ... 186 more

org.jboss.seam.transaction.synchronizations : 
org.jboss.seam.transaction.sesynchronizati...@135c56b
org.jboss.seam.core.conversationPropagation : 
org.jboss.seam.core.conversationpropagat...@1342088
org.jboss.seam.core.conversationContext : ConversationContext(0NXMAIN)
backendPath : 
[org.nuxeo.ecm.platform.ui.web.pathelements.documentpathelem...@143c677, 
org.nuxeo.ecm.platform.ui.web.pathelements.documentpathelem...@9ab468, 
org.nuxeo.ecm.platform.ui.web.pathelements.documentpathelem...@ba1f55, 
org.nuxeo.ecm.platform.ui.web.pathelements.documentpathelem...@15f2dd4]
facelets.Encoding : UTF-8
org.nuxeo.theme.default.perspective : default
org.jboss.seam.core.eventContext : BasicContext(EVENT)
currentServerLocation : org.nuxeo.ecm.platform.util.repositorylocat...@5c13d641
user_message : an unexpected error occurred
nuxeo.force.url.encoding : true
restHelper : org.nuxeo.ecm.platform.ui.web.rest.resthel...@1b9c85c
NuxeoExceptionHandlerMarker : true
org.jboss.seam.transaction.transaction : 
org.jboss.seam.transaction.transact...@113af5

            
Any idea ???

Thanks in advance !!
--
Posted by "danieltellez" at Nuxeo Discussions <http://nuxeo.org/discussions>
View the complete thread: 
<http://www.nuxeo.org/discussions/thread.jspa?threadID=4012#12317>
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