typing cluelessly at the demo, trying to enter a new issue... 
 
How to repeat: 
 
Issues: Create New 
Enter title: test1 
Select Priority: bug 
Enter Superseder: super 
 
Hit "Submit New Entry" button 
 
The following traceback occurs: 
 
Templating Error 
 
 
exceptions.TypeError: No key property set for class issue 
 
 
Debugging information follows 
 
In python expression "context.superseder.field(showid=1, 
size=20)" 
While evaluating the expression on line 45  
 
Current variables: 
 
 
templates 
<roundup.cgi.templating.Templates instance at 0x832f5c4> 
 
 
repeat 
<roundup.cgi.PageTemplates.TALES.SafeMapping instance at 
0x83ebf3c> 
 
 
default 
<roundup.cgi.PageTemplates.TALES.Default instance at 
0x815015c> 
 
 
db 
<roundup.cgi.templating.HTMLDatabase instance at 0x846e1e4> 
 
 
utils 
<roundup.cgi.templating.utils instance at 0x82ffc44> 
 
 
request 
<roundup.cgi.templating.HTMLRequest instance at 0x82f564c> 
 
 
tracker 
<module '_roundup_tracker_1' from 
'/home/harri/downloads/roundup-0.6.6/demo/__init__.pyc'> 
 
 
context 
<HTMLClass(0x8415e24) issue> 
 
 
nothing 
None 
 
 
config 
<module '_roundup_tracker_1.config' from 
'/home/harri/downloads/roundup-0.6.6/demo/config.pyc'> 
 
 
options 
{'ok_message': [], 'error_message': ['Error: you may only enter 
ID values for property "superseder": No key property set for 
class issue']} 
 
 
loop 
<roundup.cgi.PageTemplates.TALES.SafeMapping instance at 
0x83ebf3c> 
 
 
attrs 
{'tal:replace': 'structure 
python:context.superseder.field(showid=1, size=20)'} 
 
A problem occurred in your template "issue.item.html". 
 
Full traceback: 
 
 
Traceback (most recent call last): 
  File "roundup/cgi/client.py", line 526, in renderContext 
    result = pt.render(self, None, None, **args) 
  File "roundup/cgi/templating.py", line 216, in render 
    getEngine().getContext(c), output, tal=1, strictinsert=0)() 
  File "roundup/cgi/TAL/TALInterpreter.py", line 154, in __call__ 
    self.interpret(self.program) 
  File "roundup/cgi/TAL/TALInterpreter.py", line 186, in interpret 
    handlers[opcode](self, args) 
  File "roundup/cgi/TAL/TALInterpreter.py", line 525, in 
do_useMacro 
    self.interpret(macro) 
  File "roundup/cgi/TAL/TALInterpreter.py", line 186, in interpret 
    handlers[opcode](self, args) 
  File "roundup/cgi/TAL/TALInterpreter.py", line 549, in 
do_defineSlot 
    self.interpret(slot) 
  File "roundup/cgi/TAL/TALInterpreter.py", line 186, in interpret 
    handlers[opcode](self, args) 
  File "roundup/cgi/TAL/TALInterpreter.py", line 491, in 
do_condition 
    self.interpret(block) 
  File "roundup/cgi/TAL/TALInterpreter.py", line 186, in interpret 
    handlers[opcode](self, args) 
  File "roundup/cgi/TAL/TALInterpreter.py", line 432, in 
do_insertStructure_tal 
    structure = self.engine.evaluateStructure(expr) 
  File "roundup/cgi/PageTemplates/TALES.py", line 225, in 
evaluate 
    v = expression(self) 
  File "roundup/cgi/PageTemplates/PythonExpr.py", line 71, in 
__call__ 
    return f() 
  File "<string>", line 2, in f 
  File "roundup/cgi/templating.py", line 342, in __getattr__ 
    return self[attr] 
  File "roundup/cgi/templating.py", line 319, in __getitem__ 
    handleListCGIValue(form[item])) 
  File "roundup/cgi/templating.py", line 258, in lookupIds 
    l.append(cl.lookup(entry)) 
  File "roundup/backends/back_anydbm.py", line 1476, in lookup 
    raise TypeError, 'No key property set for class 
%s'%self.classname 
TypeError: No key property set for class issue