"Spurious" action DEBUG when querying an empty index

gistfile1.txt

2012-02-08 17:50:41.252 [DEBUG] action.search.type:89 - [Screaming Mimi] [doc_dummy][0], node[x1GaMz1BQBSIzbcmc5GoTQ], [P], s[STARTED]: Failed to execute [org.elasticsearch.action.search.SearchRequest@5fdb7adc]
org.elasticsearch.search.SearchParseException: [doc_dummy][0]: from[-1],size[1000]: Parse Failure [Failed to parse source [:)
?ze$??query?ol?st?ustom_score??ould?sted?term?dexXtest systems/industryterm?athGentities?score_modeBmax??scriptJdecayscript?langEnative?params?ram?x)?x)?x)=} c=YIh;%Weu?"??nstant_score?lter??rms?mmunityId?927585d591d31d7b37097aW4c927585d591d31d7c37097bW4e53e755ebcd573d6af5f091W4e6e1deaacd7852244b92fbfW4da6080df891e8e224809c41W4e08f20f0e9a573dd8f74b93??ost(??ript_fields?cay?ecayscriptLEnativeM??x)?x)?x)=} c=YIh;%Weu?#??facets?o?fieldClocs@$??ime?te_histogram?ublishedDate?intervalA1w?vents?Jassoc_index@$??regexI^Event\|.*?ssociations?cts?Jassoc_index@$?]H^Fact\|.*?ssociations?urceTags?Ctags@$??ourceTypes?HmediaType@$??ourceKeys?HsourceKey@$??]]
        at org.elasticsearch.search.SearchService.parseSource(SearchService.java:561)
        at org.elasticsearch.search.SearchService.createContext(SearchService.java:473)
        at org.elasticsearch.search.SearchService.executeQueryPhase(SearchService.java:232)
        at org.elasticsearch.search.action.SearchServiceTransportAction.sendExecuteQuery(SearchServiceTransportAction.java:134)
        at org.elasticsearch.action.search.type.TransportSearchQueryThenFetchAction$AsyncAction.sendExecuteFirstPhase(TransportSearchQueryThenFetchAction.java:80)
        at org.elasticsearch.action.search.type.TransportSearchTypeAction$BaseAsyncAction.performFirstPhase(TransportSearchTypeAction.java:205)
        at org.elasticsearch.action.search.type.TransportSearchTypeAction$BaseAsyncAction.performFirstPhase(TransportSearchTypeAction.java:192)
        at org.elasticsearch.action.search.type.TransportSearchTypeAction$BaseAsyncAction$2.run(TransportSearchTypeAction.java:178)
        at java.util.concurrent.ThreadPoolExecutor$Worker.runTask(Unknown Source)
        at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source)
        at java.lang.Thread.run(Unknown Source)
Caused by: org.elasticsearch.index.query.QueryParsingException: [doc_dummy] [nested] nested object under path [entities] is not of nested type
        at org.elasticsearch.index.query.NestedQueryParser.parse(NestedQueryParser.java:121)
        at org.elasticsearch.index.query.QueryParseContext.parseInnerQuery(QueryParseContext.java:176)
        at org.elasticsearch.index.query.BoolQueryParser.parse(BoolQueryParser.java:70)
        at org.elasticsearch.index.query.QueryParseContext.parseInnerQuery(QueryParseContext.java:176)
        at org.elasticsearch.index.query.CustomScoreQueryParser.parse(CustomScoreQueryParser.java:67)
        at org.elasticsearch.index.query.QueryParseContext.parseInnerQuery(QueryParseContext.java:176)
        at org.elasticsearch.index.query.BoolQueryParser.parse(BoolQueryParser.java:75)
        at org.elasticsearch.index.query.QueryParseContext.parseInnerQuery(QueryParseContext.java:176)
        at org.elasticsearch.index.query.IndexQueryParserService.parse(IndexQueryParserService.java:232)
        at org.elasticsearch.index.query.IndexQueryParserService.parse(IndexQueryParserService.java:212)
        at org.elasticsearch.search.query.QueryParseElement.parse(QueryParseElement.java:32)
        at org.elasticsearch.search.SearchService.parseSource(SearchService.java:549)
        ... 10 more