Hi,

I am running a simple query

   keyword = self.request.get('keyword')

   if len(keyword) <=0:
    keyword='Google Engineer'

   query = search.SearchableQuery('Visa')
   query.Search(keyword)

 for result in query.Get(100, int(page)):
    visas.append(result)

I keep running into the following error in some occasions. Not all.

Traceback (most recent call last):
  File "/base/python_lib/versions/1/google/appengine/ext/webapp/__init__.py",
line 496, in __call__
    handler.get(*groups)
  File "/base/data/home/apps/payrate/3.33/Main.py", line 142, in get
    for result in query.Get(100, int(page)):
  File "/base/python_lib/versions/1/google/appengine/api/datastore.py",
line 938, in Get
    return self._Run(limit, offset)._Next(limit)
  File "/base/python_lib/versions/1/google/appengine/api/datastore.py",
line 885, in _Run
    *datastore_index.CompositeIndexForQuery(pb)[:-1])
TypeError: 'NoneType' object is unsubscriptable


Any idea on how to handle these and what is causing it? And why does it
happen only for certain keywords

Rgds,
Venkatesh

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