[PEAK] A question re peak.storage.xmi

[Stephen Waterbury]

Any hints on what might be the problem in the session below?
Using the latest cvs version of PEAK:

Python 2.3.3 (#1, Dec 21 2003, 00:52:10) 
[GCC 3.2.2 20030222 (Red Hat Linux 3.2.2-5)] on linux2
Type "help", "copyright", "credits" or "license" for more information.
>>> from peak.api import storage
>>> dm = storage.xmi.fromFile('pgefenterprise.xmi', None)
>>> dm
Traceback (most recent call last):
  File "<stdin>", line 1, in ?
  File "/usr/local/lib/python2.3/site-packages/peak/util/ListProxy.py", line 5, in __repr__
    def __repr__(self): return repr(self.data)
  File "/usr/local/lib/python2.3/site-packages/peak/storage/data_managers.py", line 318, in setstate
    ob.__setstate__(self._load(oid,ob))
  File "/usr/local/lib/python2.3/site-packages/peak/storage/xmi.py", line 785, in _load
    return [
  File "/usr/local/lib/python2.3/site-packages/peak/storage/data_managers.py", line 266, in __getitem__
    ob = self._ghost(oid,state)
  File "/usr/local/lib/python2.3/site-packages/peak/storage/xmi.py", line 751, in _ghost
    klass = self.getClass(target._name)
  File "/usr/local/lib/python2.3/site-packages/peak/storage/xmi.py", line 762, in getClass
    return getattr(self.metamodel, name.split('/')[-1])
  File "C:\cygwin\home\pje\PEAK\src/peak/binding/_once.pyx", line 112, in _once.BaseDescriptor.__get__
  File "C:\cygwin\home\pje\PEAK\src/peak/binding/_once.pyx", line 100, in _once.__get__
  File "/usr/local/lib/python2.3/site-packages/peak/binding/components.py", line 565, in computeValue
    return self.targetName.findComponent(obj, self.default)
  File "/usr/local/lib/python2.3/site-packages/peak/binding/components.py", line 349, in findComponent
    else:   ob = getattr(ob,attr)
  File "C:\cygwin\home\pje\PEAK\src/peak/binding/_once.pyx", line 112, in _once.BaseDescriptor.__get__
  File "C:\cygwin\home\pje\PEAK\src/peak/binding/_once.pyx", line 100, in _once.__get__
  File "/usr/local/lib/python2.3/site-packages/peak/binding/once.py", line 498, in <lambda>
    f = lambda s,d,a: func(s)
  File "/usr/local/lib/python2.3/site-packages/peak/storage/xmi.py", line 708, in metamodel
    return XMI_METAMODELS.of(self)[models[0]]
  File "/usr/local/lib/python2.3/site-packages/peak/config/config_components.py", line 546, in __getitem__
    ob = self.get(key,NOT_FOUND)
  File "/usr/local/lib/python2.3/site-packages/peak/config/config_components.py", line 555, in get
    return lookup(
  File "/usr/local/lib/python2.3/site-packages/peak/config/config_components.py", line 87, in lookup
    for value in iterValues(component, configKey):
  File "/usr/local/lib/python2.3/site-packages/peak/config/config_components.py", line 60, in iterValues
    adapt(
  File "/usr/local/lib/python2.3/site-packages/peak/config/interfaces.py", line 145, in noMoreValues
    raise exceptions.InvalidRoot(
peak.exceptions.InvalidRoot: Root component <peak.storage.xmi.XMIDocument object at 0x4008414c> does not implement 'IConfigurationRoot' (was looking up peak.xmi.metamodels.UML.1.3 for <peak.storage.xmi.XMIDocument object at 0x4008414c>)