| 1 | File "/home/matthew/.virtualenvs/rest-framework-tutorial/lib/python3.6/site-packages/django/core/handlers/exception.py", line 47, in inner
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| 2 | response = get_response(request)
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| 3 | File "/home/matthew/.virtualenvs/rest-framework-tutorial/lib/python3.6/site-packages/django/core/handlers/base.py", line 179, in _get_response
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| 4 | response = wrapped_callback(request, *callback_args, **callback_kwargs)
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| 5 | File "/home/matthew/.virtualenvs/rest-framework-tutorial/lib/python3.6/site-packages/django/views/decorators/csrf.py", line 54, in wrapped_view
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| 6 | return view_func(*args, **kwargs)
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| 7 | File "/home/matthew/.virtualenvs/rest-framework-tutorial/lib/python3.6/site-packages/rest_framework/viewsets.py", line 114, in view
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| 8 | return self.dispatch(request, *args, **kwargs)
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| 9 | File "/home/matthew/.virtualenvs/rest-framework-tutorial/lib/python3.6/site-packages/rest_framework/views.py", line 505, in dispatch
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| 10 | response = self.handle_exception(exc)
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| 11 | File "/home/matthew/.virtualenvs/rest-framework-tutorial/lib/python3.6/site-packages/rest_framework/views.py", line 465, in handle_exception
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| 12 | self.raise_uncaught_exception(exc)
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| 13 | File "/home/matthew/.virtualenvs/rest-framework-tutorial/lib/python3.6/site-packages/rest_framework/views.py", line 476, in raise_uncaught_exception
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| 14 | raise exc
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| 15 | File "/home/matthew/.virtualenvs/rest-framework-tutorial/lib/python3.6/site-packages/rest_framework/views.py", line 502, in dispatch
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| 16 | response = handler(request, *args, **kwargs)
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| 17 | File "/home/matthew/.virtualenvs/rest-framework-tutorial/lib/python3.6/site-packages/rest_framework/mixins.py", line 40, in list
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| 18 | page = self.paginate_queryset(queryset)
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| 19 | File "/home/matthew/.virtualenvs/rest-framework-tutorial/lib/python3.6/site-packages/rest_framework/generics.py", line 171, in paginate_queryset
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| 20 | return self.paginator.paginate_queryset(queryset, self.request, view=self)
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| 21 | File "/home/matthew/.virtualenvs/rest-framework-tutorial/lib/python3.6/site-packages/rest_framework/pagination.py", line 206, in paginate_queryset
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| 22 | self.page = paginator.page(page_number)
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| 23 | File "/home/matthew/.virtualenvs/rest-framework-tutorial/lib/python3.6/site-packages/django/core/paginator.py", line 76, in page
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| 24 | number = self.validate_number(number)
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| 25 | File "/home/matthew/.virtualenvs/rest-framework-tutorial/lib/python3.6/site-packages/django/core/paginator.py", line 54, in validate_number
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| 26 | if number > self.num_pages:
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| 27 | File "/home/matthew/.virtualenvs/rest-framework-tutorial/lib/python3.6/site-packages/django/utils/functional.py", line 48, in __get__
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| 28 | res = instance.__dict__[self.name] = self.func(instance)
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| 29 | File "/home/matthew/.virtualenvs/rest-framework-tutorial/lib/python3.6/site-packages/django/core/paginator.py", line 103, in num_pages
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| 30 | if self.count == 0 and not self.allow_empty_first_page:
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| 31 | File "/home/matthew/.virtualenvs/rest-framework-tutorial/lib/python3.6/site-packages/django/utils/functional.py", line 48, in __get__
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| 32 | res = instance.__dict__[self.name] = self.func(instance)
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| 33 | File "/home/matthew/.virtualenvs/rest-framework-tutorial/lib/python3.6/site-packages/django/core/paginator.py", line 97, in count
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| 34 | return c()
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| 35 | File "/home/matthew/.virtualenvs/rest-framework-tutorial/lib/python3.6/site-packages/django/db/models/query.py", line 411, in count
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| 36 | return self.query.get_count(using=self.db)
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| 37 | File "/home/matthew/.virtualenvs/rest-framework-tutorial/lib/python3.6/site-packages/django/db/models/sql/query.py", line 517, in get_count
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| 38 | number = obj.get_aggregation(using, ['__count'])['__count']
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| 39 | File "/home/matthew/.virtualenvs/rest-framework-tutorial/lib/python3.6/site-packages/django/db/models/sql/query.py", line 485, in get_aggregation
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| 40 | outer_query.add_subquery(inner_query, using)
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| 41 | File "/home/matthew/.virtualenvs/rest-framework-tutorial/lib/python3.6/site-packages/django/db/models/sql/subqueries.py", line 162, in add_subquery
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| 42 | self.subquery, self.sub_params = query.get_compiler(using).as_sql(with_col_aliases=True)
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| 43 | File "/home/matthew/.virtualenvs/rest-framework-tutorial/lib/python3.6/site-packages/django/db/models/sql/compiler.py", line 498, in as_sql
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| 44 | extra_select, order_by, group_by = self.pre_sql_setup()
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| 45 | File "/home/matthew/.virtualenvs/rest-framework-tutorial/lib/python3.6/site-packages/django/db/models/sql/compiler.py", line 55, in pre_sql_setup
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| 46 | self.setup_query()
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| 47 | File "/home/matthew/.virtualenvs/rest-framework-tutorial/lib/python3.6/site-packages/django/db/models/sql/compiler.py", line 46, in setup_query
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| 48 | self.select, self.klass_info, self.annotation_col_map = self.get_select()
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| 49 | File "/home/matthew/.virtualenvs/rest-framework-tutorial/lib/python3.6/site-packages/django/db/models/sql/compiler.py", line 267, in get_select
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| 50 | sql, params = col.select_format(self, sql, params)
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| 51 | File "/home/matthew/.virtualenvs/rest-framework-tutorial/lib/python3.6/site-packages/django/db/models/expressions.py", line 385, in select_format
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| 52 | if hasattr(self.output_field, 'select_format'):
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| 53 | File "/home/matthew/.virtualenvs/rest-framework-tutorial/lib/python3.6/site-packages/django/utils/functional.py", line 48, in __get__
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| 54 | res = instance.__dict__[self.name] = self.func(instance)
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| 55 | File "/home/matthew/.virtualenvs/rest-framework-tutorial/lib/python3.6/site-packages/django/db/models/expressions.py", line 266, in output_field
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| 56 | output_field = self._resolve_output_field()
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| 57 | File "/home/matthew/.virtualenvs/rest-framework-tutorial/lib/python3.6/site-packages/django/db/models/expressions.py", line 306, in _resolve_output_field
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| 58 | source.__class__.__name__,
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| 59 | django.core.exceptions.FieldError: Expression contains mixed types: MoneyField, IntegerField. You must set output_field.
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| 60 |
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