tomwojcik edited a comment on issue #5202: Get an error unhashable type: 'dict' in a TableView with a NUMERIC type using PostgreSQL URL: https://github.com/apache/incubator-superset/issues/5202#issuecomment-399397623 I and a few others have the exact same problem. The same issue happens when I use a heatmap. Possibly related #4984 ``` Traceback (most recent call last): File "/home/ubuntu/venv/lib/python3.5/site-packages/superset/views/core.py", line 1107, in generate_json payload = viz_obj.get_payload() File "/home/ubuntu/venv/lib/python3.5/site-packages/superset/viz.py", line 329, in get_payload payload['data'] = self.get_data(df) File "/home/ubuntu/venv/lib/python3.5/site-packages/superset/viz.py", line 1801, in get_data df = df[[x, y, v]] File "/home/ubuntu/venv/lib/python3.5/site-packages/pandas/core/frame.py", line 2682, in __getitem__ return self._getitem_array(key) File "/home/ubuntu/venv/lib/python3.5/site-packages/pandas/core/frame.py", line 2726, in _getitem_array indexer = self.loc._convert_to_indexer(key, axis=1) File "/home/ubuntu/venv/lib/python3.5/site-packages/pandas/core/indexing.py", line 1314, in _convert_to_indexer indexer = check = labels.get_indexer(objarr) File "/home/ubuntu/venv/lib/python3.5/site-packages/pandas/core/indexes/base.py", line 3245, in get_indexer indexer = self._engine.get_indexer(target._ndarray_values) File "pandas/_libs/index.pyx", line 301, in pandas._libs.index.IndexEngine.get_indexer File "pandas/_libs/hashtable_class_helper.pxi", line 1544, in pandas._libs.hashtable.PyObjectHashTable.lookup TypeError: unhashable type: 'dict' 2018-06-22 10:27:07,098:INFO:werkzeug:195.82.165.141 - - [22/Jun/2018 10:27:07] "POST /superset/explore_json/ HTTP/1.1" 500 - ```
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