Crash on search

[n1k0]

cUrl query:

curl 'https://kinto-ota.dev.mozaws.net/v1/buckets/build-hub/collections/releases/search' -H 'Origin: http://localhost:8000' -H 'Accept-Encoding: gzip, deflate, br' -H 'Accept-Language: en' -H 'User-Agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/58.0.3029.110 Safari/537.36' -H 'Content-Type: application/json' -H 'Accept: */*' -H 'Referer: http://localhost:8000/' -H 'Connection: keep-alive' -H 'DNT: 1' --data-binary '{"size":0,"query":{"bool":{"must":[]}},"aggregations":{"product_filters":{"source.product":{"terms":{"field":"source.product"}}},"channel_filters":{"target.channel":{"terms":{"field":"target.channel"}}},"platform_filters":{"target.platform":{"terms":{"field":"target.platform"}}},"version_filters":{"target.version":{"terms":{"field":"target.version"}}},"locale_filters":{"target.locale":{"terms":{"field":"target.locale"}}}}}' --compressed

[leplatrem]

    response = view(request)
  File "/home/ubuntu/venvs/kinto/local/lib/python3.5/site-packages/cornice/service.py", line 493, in wrapper
    response = view_(request)
  File "/home/ubuntu/venvs/kinto/local/lib/python3.5/site-packages/kinto_elasticsearch/views.py", line 63, in post_search        
    return search_view(request, body=body)
  File "/home/ubuntu/venvs/kinto/local/lib/python3.5/site-packages/kinto_elasticsearch/views.py", line 44, in search_view        
    message = e.info["error"]["reason"]
TypeError: string indices must be integers
[pid: 16075|app: 0|req: 12183/58769] 172.31.13.135 () {54 vars in 904 bytes} [Tue Jun 13 09:58:11 2017] POST /v1/buckets/build-hub/collections/releases/search => generated 177 bytes in 41 msecs (HTTP/1.1 500) 5 headers in 232 bytes (2 switches on core 0)

Could not find aggregator type [source.product]

Caused by: org.elasticsearch.search.SearchParseException: [kinto-build-hub-releases][1]: query[*:*],from[-1],size[0]: Parse Failure [Could not find aggregator type [source.product] in [product_filters]]
        at org.elasticsearch.search.aggregations.AggregatorParsers.parseAggregators(AggregatorParsers.java:146)
        at org.elasticsearch.search.aggregations.AggregatorParsers.parseAggregators(AggregatorParsers.java:78)
        at org.elasticsearch.search.aggregations.AggregationParseElement.parse(AggregationParseElement.java:60)
        at org.elasticsearch.search.SearchService.parseSource(SearchService.java:731)
        ... 9 more