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<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Hi Stephan and baldtrol,<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>I have been working through Stephan’s “Zope3
Developers Handbook” and find I cannot create messages after the Workflow
is installed. My version of Zope is 3.2 (final) on Windows XP. Using
the debug skin, the error is:<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> http://localhost:8080/++skin++Debug/snboard/+/AddMessage.html%3D<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> Error type: exceptions.AttributeError | Error
object: 'LocalSiteManager' object has no attribute 'getUtility'<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>My Traceback is provided below.<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>I found that baldtrol addressed the same error on the IRC on
21-09-2005 and suggested a partial fix at <a
href="http://www.zope.org/Members/baldtrol/workflowupdates/file_view"><font
color=black><span style='color:windowtext;text-decoration:none'>http://www.zope.org/Members/baldtrol/workflowupdates/file_view</span></font></a><o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>However, baltrol’s partial fix seems to create yet a
different error:<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> Error Type: Exceptions.AttributeError | Error
object: 'object' object has no attribute 'getProcessDefinitionNamesForObject'<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Can you please tell me if this Workflow problem has been addressed?<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Many thanks,<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Stuart<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'>Here is the Error Traceback<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\publisher\publish.py", line 138,
in publish<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> result = publication.callObject(request,
object)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\app\publication\zopepublication.py",
line 161, in callObject<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> return mapply(ob,
request.getPositionalArguments(), request)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\publisher\publish.py", line 113,
in mapply<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> return debug_call(object, args)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\publisher\publish.py", line 119,
in debug_call<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> return object(*args)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File "C:\Python24\Lib\site-packages\zope\app\pagetemplate\simpleviewclass.py",
line 44, in __call__<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> return self.index(*args, **kw)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\app\pagetemplate\viewpagetemplatefile.py",
line 83, in __call__<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> return self.im_func(im_self, *args, **kw)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\app\pagetemplate\viewpagetemplatefile.py",
line 51, in __call__<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> sourceAnnotations=getattr(debug_flags,
'sourceAnnotations', 0),<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\pagetemplate\pagetemplate.py",
line 117, in pt_render<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> strictinsert=0,
sourceAnnotations=sourceAnnotations)()<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\tal\talinterpreter.py", line 277,
in __call__<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> self.interpret(self.program)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File "C:\Python24\Lib\site-packages\zope\tal\talinterpreter.py",
line 352, in interpret<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> handlers[opcode](self, args)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\tal\talinterpreter.py", line 908,
in do_useMacro<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> self.interpret(macro)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\tal\talinterpreter.py", line 352,
in interpret<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> handlers[opcode](self, args)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\tal\talinterpreter.py", line 538,
in do_optTag_tal<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> self.do_optTag(stuff)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\tal\talinterpreter.py", line 523,
in do_optTag<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> return self.no_tag(start, program)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\tal\talinterpreter.py", line 518,
in no_tag<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> self.interpret(program)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File "C:\Python24\Lib\site-packages\zope\tal\talinterpreter.py",
line 352, in interpret<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> handlers[opcode](self, args)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\tal\talinterpreter.py", line 878,
in do_defineMacro<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> self.interpret(macro)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File "C:\Python24\Lib\site-packages\zope\tal\talinterpreter.py",
line 352, in interpret<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> handlers[opcode](self, args)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\tal\talinterpreter.py", line 976,
in do_defineSlot<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> self.interpret(block)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File "C:\Python24\Lib\site-packages\zope\tal\talinterpreter.py",
line 352, in interpret<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> handlers[opcode](self, args)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\tal\talinterpreter.py", line 966,
in do_defineSlot<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> self.interpret(slot)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\tal\talinterpreter.py", line 352,
in interpret<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> handlers[opcode](self, args)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\tal\talinterpreter.py", line 878,
in do_defineMacro<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> self.interpret(macro)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\tal\talinterpreter.py", line 352,
in interpret<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> handlers[opcode](self, args)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\tal\talinterpreter.py", line 878,
in do_defineMacro<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> self.interpret(macro)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\tal\talinterpreter.py", line 352,
in interpret<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> handlers[opcode](self, args)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\tal\talinterpreter.py", line 588,
in do_setLocal_tal<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> self.engine.setLocal(name, self.engine.evaluateValue(expr))<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\tales\tales.py", line 696, in
evaluate<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> return expression(self)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\tales\expressions.py", line 205,
in __call__<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> return self._eval(econtext)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\tales\expressions.py", line 199,
in _eval<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> return ob()<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\app\form\browser\add.py", line
62, in update<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> self.createAndAdd(data)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\app\form\browser\add.py", line
110, in createAndAdd<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> notify(ObjectCreatedEvent(content))<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\event\__init__.py", line 23, in
notify<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> subscriber(event)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File "C:\Python24\Lib\site-packages\zope\app\event\dispatching.py",
line 66, in dispatch<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> for ignored in subscribers(event, None):<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\component\__init__.py", line 181,
in subscribers<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> return sitemanager.subscribers(objects,
interface)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\component\site.py", line 89, in
subscribers<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> return
self.adapters.subscribers(required, provided)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\interface\adapter.py", line 481,
in subscribers<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> subscribers = [subscription(*objects)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\app\event\objectevent.py", line
192, in objectEventNotify<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> adapters = subscribers((event.object,
event), None)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\component\__init__.py", line 181,
in subscribers<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> return sitemanager.subscribers(objects,
interface)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\component\site.py", line 89, in
subscribers<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> return
self.adapters.subscribers(required, provided)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\interface\adapter.py", line 481,
in subscribers<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> subscribers = [subscription(*objects)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\app\workflow\stateful\contentworkflow.py",
line 53, in NewObjectProcessInstanceCreator<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> pi = createProcessInstance(cwf, pd_name)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\app\workflow\instance.py", line
57, in createProcessInstance<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> pd = utils.getUtility(IProcessDefinition,
name)<o:p></o:p></span></font></p>
<p class=MsoNormal><font size=2 face=Arial><span style='font-size:10.0pt;
font-family:Arial'> File
"C:\Python24\Lib\site-packages\zope\component\bbb\utility.py", line
47, in __getattr__<o:p></o:p></span></font></p>
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