Traceback (innermost last):
  Module ZPublisher.Publish, line 119, in publish
  Module ZPublisher.mapply, line 88, in mapply
  Module ZPublisher.Publish, line 42, in call_object
  Module Products.CMFFormController.FSControllerPageTemplate, line 90, in __call__
  Module Products.CMFFormController.BaseControllerPageTemplate, line 28, in _call
  Module Products.CMFFormController.ControllerBase, line 231, in getNext
  Module Products.CMFFormController.Actions.TraverseTo, line 38, in __call__
  Module ZPublisher.mapply, line 88, in mapply
  Module ZPublisher.Publish, line 42, in call_object
  Module Products.CMFFormController.FSControllerPythonScript, line 106, in __call__
  Module Products.CMFFormController.ControllerBase, line 231, in getNext
  Module Products.CMFFormController.Actions.TraverseTo, line 38, in __call__
  Module ZPublisher.mapply, line 88, in mapply
  Module ZPublisher.Publish, line 42, in call_object
  Module Products.CMFFormController.FSControllerPythonScript, line 104, in __call__
  Module Products.CMFFormController.Script, line 145, in __call__
  Module Products.CMFCore.FSPythonScript, line 140, in __call__
  Module Shared.DC.Scripts.Bindings, line 313, in __call__
  Module Shared.DC.Scripts.Bindings, line 350, in _bindAndExec
  Module Products.CMFCore.FSPythonScript, line 196, in _exec
  Module None, line 1, in content_edit
   - <FSControllerPythonScript at /portal/content_edit used for /portal/teste-2>
   - Line 1
  Module Products.CMFCore.FSPythonScript, line 140, in __call__
  Module Shared.DC.Scripts.Bindings, line 313, in __call__
  Module Shared.DC.Scripts.Bindings, line 350, in _bindAndExec
  Module Products.CMFCore.FSPythonScript, line 196, in _exec
  Module None, line 13, in content_edit_impl
   - <FSPythonScript at /portal/content_edit_impl used for /portal/teste-2>
   - Line 13
  Module Products.LinguaPlone.I18NBaseObject, line 378, in processForm
  Module Products.Archetypes.BaseObject, line 661, in processForm
  Module Products.Archetypes.BaseObject, line 651, in _processForm
   - __traceback_info__: (<banner at /portal/teste-2>, <Field Imagem(image:rw)>, <bound method banner.setImagem of <banner at /portal/teste-2>>)
  Module Products.Archetypes.utils, line 160, in mapply
  Module Products.Archetypes.ClassGen, line 76, in generatedMutator
  Module Products.Archetypes.Field, line 2211, in set
  Module Products.Archetypes.Field, line 2333, in createScales
   - __traceback_info__: (<Field Imagem(image:rw)>, <banner at /portal/teste-2>, 'Imagem_thumb', 80, 80)
  Module Products.Archetypes.Field, line 2370, in scale
  Module PIL.Image, line 1917, in open
IOError: cannot identify image file