BUG: Can't load list of file annotations

[atarkowska]

Can't load list of file annotations when original file does not exist

Caught an exception while rendering: 'NoneType' object has no attribute 'name'

Original Traceback (most recent call last):
  File "/Users/ola/Dev/omero/dist/lib/python/django/template/debug.py", line 71, in render_node
    result = node.render(context)
  File "/Users/ola/Dev/omero/dist/lib/python/django/template/defaulttags.py", line 155, in render
    nodelist.append(node.render(context))
  File "/Users/ola/Dev/omero/dist/lib/python/django/template/debug.py", line 87, in render
    output = force_unicode(self.filter_expression.resolve(context))
  File "/Users/ola/Dev/omero/dist/lib/python/django/utils/encoding.py", line 71, in force_unicode
    s = unicode(s)
  File "/Users/ola/Dev/omero/dist/lib/python/django/forms/forms.py", line 356, in __unicode__
    return self.as_widget()
  File "/Users/ola/Dev/omero/dist/lib/python/django/forms/forms.py", line 391, in as_widget
    return widget.render(name, data, attrs=attrs)
  File "/Users/ola/Dev/omero/dist/lib/python/django/forms/widgets.py", line 464, in render
    options = self.render_options(choices, value)
  File "/Users/ola/Dev/omero/dist/lib/python/django/forms/widgets.py", line 420, in render_options
    for option_value, option_label in chain(self.choices, choices):
  File "/Users/ola/Dev/omero/components/tools/OmeroWeb/omeroweb/../omeroweb/webclient/custom_forms.py", line 138, in __iter__
    textValue = (len(obj.getFileName()) < 45) and (obj.getFileName()) or (obj.getFileName()[:42]+"...")
  File "/Users/ola/Dev/omero/dist/lib/python/omero/gateway/__init__.py", line 3382, in getFileName
    return self._obj.file.name.val
AttributeError: 'NoneType' object has no attribute 'name'

[Aleksandra Tarkowska <atarkowska@…>]

(In [6bae43f2b72ba92f54adbde71f0b6cd1839210c6/ome.git] on branch develop) this fixes original file error, close #6730