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help with starting an advanced approval workflow

anna_kane
Champ in-the-making
Champ in-the-making
Hi,

I'm trying to start an advanced workflow (approval) on a document, the wirzard is working without any problem, until when I click on the Finish button, I get the following error:

13:48:12,468 User:admin ERROR [[localhost].[/dms].[Faces Servlet]] Servlet.servi
ce() for servlet Faces Servlet threw exception
java.lang.ClassCastException: java.lang.String
        at org.alfresco.repo.workflow.jbpm.JBPMEngine.createWorkflowInstance(JBP
MEngine.java:2749)
        at org.alfresco.repo.workflow.jbpm.JBPMEngine$13.doInJbpm(JBPMEngine.jav
a:766)
        at org.springmodules.workflow.jbpm31.JbpmTemplate$1.doInHibernate(JbpmTe
mplate.java:87)
        at org.springframework.orm.hibernate3.HibernateTemplate.execute(Hibernat
eTemplate.java:367)
        at org.springframework.orm.hibernate3.HibernateTemplate.execute(Hibernat
eTemplate.java:333)
        at org.springmodules.workflow.jbpm31.JbpmTemplate.execute(JbpmTemplate.j
ava:80)
        at org.alfresco.repo.workflow.jbpm.JBPMEngine.getWorkflowById(JBPMEngine
.java:759)
        at org.alfresco.repo.workflow.WorkflowServiceImpl.getWorkflowsForContent
(WorkflowServiceImpl.java:536)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.
java:39)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAcces
sorImpl.java:25)
        at java.lang.reflect.Method.invoke(Method.java:585)
        at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflecti
on(AopUtils.java:281)
        at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJo
inpoint(ReflectiveMethodInvocation.java:187)
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(
ReflectiveMethodInvocation.java:154)
        at org.alfresco.repo.security.permissions.impl.AlwaysProceedMethodInterc
eptor.invoke(AlwaysProceedMethodInterceptor.java:40)
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(
ReflectiveMethodInvocation.java:176)
        at org.alfresco.repo.security.permissions.impl.ExceptionTranslatorMethod
Interceptor.invoke(ExceptionTranslatorMethodInterceptor.java:49)
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(
ReflectiveMethodInvocation.java:176)
        at org.alfresco.repo.audit.AuditComponentImpl.audit(AuditComponentImpl.j
ava:245)
        at org.alfresco.repo.audit.AuditMethodInterceptor.invoke(AuditMethodInte
rceptor.java:69)
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(
ReflectiveMethodInvocation.java:176)
        at org.springframework.transaction.interceptor.TransactionInterceptor.in
voke(TransactionInterceptor.java:107)
        at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(
ReflectiveMethodInvocation.java:176)
        at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynami
cAopProxy.java:210)
        at $Proxy41.getWorkflowsForContent(Unknown Source)
        at org.alfresco.web.ui.repo.component.UINodeWorkflowInfo.renderAdvancedW
orkflowInfo(UINodeWorkflowInfo.java:315)
        at org.alfresco.web.ui.repo.component.UINodeWorkflowInfo.encodeBegin(UIN
odeWorkflowInfo.java:114)
        at javax.faces.webapp.UIComponentTag.encodeBegin(UIComponentTag.java:467
)
        at javax.faces.webapp.UIComponentTag.doStartTag(UIComponentTag.java:320)

        at org.apache.jsp.jsp.content.document_002ddetails_jsp._jspx_meth_r_005f
nodeWorkflowInfo_005f0(document_002ddetails_jsp.java:3591)
        at org.apache.jsp.jsp.content.document_002ddetails_jsp._jspx_meth_a_005f
panel_005f8(document_002ddetails_jsp.java:3568)
        at org.apache.jsp.jsp.content.document_002ddetails_jsp._jspService(docum
ent_002ddetails_jsp.java:532)
        at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:98)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
        at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper
.java:331)
        at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:3
29)
        at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:265)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Appl
icationFilterChain.java:269)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationF
ilterChain.java:188)
        at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDisp
atcher.java:679)
        at org.apache.catalina.core.ApplicationDispatcher.doInclude(ApplicationD
ispatcher.java:584)
        at org.apache.catalina.core.ApplicationDispatcher.include(ApplicationDis
patcher.java:497)
        at org.apache.jasper.runtime.JspRuntimeLibrary.include(JspRuntimeLibrary
.java:965)
        at org.apache.jsp.jsp.dialog.container_jsp._jspService(container_jsp.jav
a:658)
        at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:98)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
        at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper
.java:331)
        at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:3
29)
        at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:265)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Appl
icationFilterChain.java:269)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationF
ilterChain.java:188)
        at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDisp
atcher.java:679)
        at org.apache.catalina.core.ApplicationDispatcher.processRequest(Applica
tionDispatcher.java:461)
        at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationD
ispatcher.java:399)
        at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDis
patcher.java:301)
        at org.apache.myfaces.context.servlet.ServletExternalContextImpl.dispatc
h(ServletExternalContextImpl.java:419)
        at org.apache.myfaces.application.jsp.JspViewHandlerImpl.renderView(JspV
iewHandlerImpl.java:211)
        at org.apache.myfaces.lifecycle.RenderResponseExecutor.execute(RenderRes
ponseExecutor.java:41)
        at org.apache.myfaces.lifecycle.LifecycleImpl.render(LifecycleImpl.java:
132)
        at javax.faces.webapp.FacesServlet.service(FacesServlet.java:140)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Appl
icationFilterChain.java:269)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationF
ilterChain.java:188)
        at org.alfresco.web.app.servlet.AuthenticationFilter.doFilter(Authentica
tionFilter.java:81)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Appl
icationFilterChain.java:215)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationF
ilterChain.java:188)
        at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperV
alve.java:213)
        at org.apache.catalina.core.StandardContextValve.invoke(StandardContextV
alve.java:174)
        at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.j
ava:127)
        at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.j
ava:117)
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineVal
ve.java:108)
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.jav
a:174)
        at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java
:874)
        at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.p
rocessConnection(Http11BaseProtocol.java:665)
        at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpo
int.java:528)
        at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFol
lowerWorkerThread.java:81)
        at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadP
ool.java:689)
        at java.lang.Thread.run(Thread.java:595)
13:48:13,078 User:admin ERROR [[localhost].[/dms].[jsp]] Servlet.service() for s
ervlet jsp threw exception
java.lang.NullPointerException
        at org.alfresco.web.app.servlet.FacesHelper.getManagedBean(FacesHelper.j
ava:153)
        at org.alfresco.web.ui.repo.tag.PageTag.getWindowOnloadCode(PageTag.java
:382)
        at org.alfresco.web.ui.repo.tag.PageTag.doStartTag(PageTag.java:287)
        at org.apache.jsp.jsp.error_jsp._jspService(error_jsp.java:74)
        at org.apache.jasper.runtime.HttpJspBase.service(HttpJspBase.java:98)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
        at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper
.java:331)
        at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:3
29)
        at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:265)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Appl
icationFilterChain.java:269)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationF
ilterChain.java:188)
        at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDisp
atcher.java:679)
        at org.apache.catalina.core.ApplicationDispatcher.processRequest(Applica
tionDispatcher.java:463)
        at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationD
ispatcher.java:399)
        at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDis
patcher.java:301)
        at org.apache.catalina.core.StandardHostValve.custom(StandardHostValve.j
ava:364)
        at org.apache.catalina.core.StandardHostValve.throwable(StandardHostValv
e.java:213)
        at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.j
ava:135)
        at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.j
ava:117)
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineVal
ve.java:108)
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.jav
a:174)
        at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java
:874)
        at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.p
rocessConnection(Http11BaseProtocol.java:665)
        at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpo
int.java:528)
        at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFol
lowerWorkerThread.java:81)
        at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadP
ool.java:689)
        at java.lang.Thread.run(Thread.java:595)
May 28, 2008 1:48:13 PM org.apache.catalina.core.StandardHostValve custom
SEVERE: Exception Processing ErrorPage[exceptionType=java.lang.Exception, locati
on=/jsp/error.jsp]
org.apache.jasper.JasperException: Exception in JSP: /jsp/error.jsp:32

29: <%@ page isELIgnored="false" %>
30: <%@ page import="org.alfresco.web.app.Application" %>
31:
32: <rSmiley Tongueage titleId="title_error">
33:
34: <table cellspacing="0" cellpadding="2" width="100%">
35:    <tr>


Stacktrace:
        at org.apache.jasper.servlet.JspServletWrapper.handleJspException(JspSer
vletWrapper.java:451)
        at org.apache.jasper.servlet.JspServletWrapper.service(JspServletWrapper
.java:373)
        at org.apache.jasper.servlet.JspServlet.serviceJspFile(JspServlet.java:3
29)
        at org.apache.jasper.servlet.JspServlet.service(JspServlet.java:265)
        at javax.servlet.http.HttpServlet.service(HttpServlet.java:803)
        at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(Appl
icationFilterChain.java:269)
        at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationF
ilterChain.java:188)
        at org.apache.catalina.core.ApplicationDispatcher.invoke(ApplicationDisp
atcher.java:679)
        at org.apache.catalina.core.ApplicationDispatcher.processRequest(Applica
tionDispatcher.java:463)
        at org.apache.catalina.core.ApplicationDispatcher.doForward(ApplicationD
ispatcher.java:399)
        at org.apache.catalina.core.ApplicationDispatcher.forward(ApplicationDis
patcher.java:301)
        at org.apache.catalina.core.StandardHostValve.custom(StandardHostValve.j
ava:364)
        at org.apache.catalina.core.StandardHostValve.throwable(StandardHostValv
e.java:213)
        at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.j
ava:135)
        at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.j
ava:117)
        at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineVal
ve.java:108)
        at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.jav
a:174)
        at org.apache.coyote.http11.Http11Processor.process(Http11Processor.java
:874)
        at org.apache.coyote.http11.Http11BaseProtocol$Http11ConnectionHandler.p
rocessConnection(Http11BaseProtocol.java:665)
        at org.apache.tomcat.util.net.PoolTcpEndpoint.processSocket(PoolTcpEndpo
int.java:528)
        at org.apache.tomcat.util.net.LeaderFollowerWorkerThread.runIt(LeaderFol
lowerWorkerThread.java:81)
        at org.apache.tomcat.util.threads.ThreadPool$ControlRunnable.run(ThreadP
ool.java:689)
        at java.lang.Thread.run(Thread.java:595)

What does that mean? The only thing I've changed is the URL context (from alfresco to dms, for document management system).
2 REPLIES 2

anna_kane
Champ in-the-making
Champ in-the-making
Weird, it's trying to cast a String to a JBPMNode ???  :?

chen_shaopeng
Champ in-the-making
Champ in-the-making
This is probably the same issue as described in this thread:
ToDo-List error when using advanced workflow