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- `AttributeError: 'NoneType' object has no attribute 'session'` is caused by wrong credentials (or missing configuration there of)
- `ImportError: cannot import name contextmanager` or `ImportError: cannot import name IntegrityError` - you need to delete `src/niweb/norduniclient`
- `ImportError: No module named django.core.exceptions` (you need to source your virtual environment)
- `ImportError: No module named neo4j.v1.exceptions` - Problems with virtualenv installed dependencies, delete your virtualenv and install again
- `neo4j.exceptions.AuthError: The client is unauthorized due to authentication failure.` - your password contains some characters that got mangled, e.g. # or @, remove
- `IOError: [Errno 13] Permission denied: '/tmp/django_cache/'` - the directory is probably owned by ni user, and not www-data, which uwsgi runs as. Remove the dir, and restart uwsgi