Wikidata

Usefulness / Support for RDF/XML Data Format

Started at: 2025-03-26 13:29:05 UTC
Finished at: 2025-03-26 13:29:08 UTC

The endpoint supports content negotiation for application/rdf+xml

Warning
  • === application/rdf+xml; charset=UTF-8 ===
    ERROR -- : document/RDF/Description: nodeID addtribute '38db277a4b10d59fd38a3fd995cbe570' must be an XML Name
    
    
Elapsed time2.966 [s]
RequestMethod
GET
URL
http://www.wikidata.org/entity/Q1055870
Headers
User-Agent: Umaka-Crawler/1.0.0 by DBCLS (umakadata@dbcls.jp)
Accept: application/rdf+xml
Body
ResponseURL
https://www.wikidata.org/wiki/Special:EntityData/Q1055870.rdf
Status
200
Headers
Date: Wed, 26 Mar 2025 13:29:07 GMT
Server: mw-web.eqiad.main-8559bb54cb-rjvpt
X-Content-Type-Options: nosniff
Accept-Ch: 
Access-Control-Allow-Origin: *
X-Frame-Options: DENY
Vary: Accept-Encoding
Last-Modified: Mon, 18 Nov 2024 20:48:55 GMT
Content-Type: application/rdf+xml; charset=UTF-8
Age: 0
Accept-Ranges: bytes
X-Cache: cp5023 miss, cp5023 pass
X-Cache-Status: pass
Server-Timing: cache;desc="pass", host;desc="cp5023"
Strict-Transport-Security: max-age=106384710; includeSubDomains; preload
Report-To: { "group": "wm_nel", "max_age": 604800, "endpoints": [{ "url": "https://intake-logging.wikimedia.org/v1/events?stream=w3c.reportingapi.network_error&schema_uri=/w3c/reportingapi/network_error/1.0.0" }] }
Nel: { "report_to": "wm_nel", "max_age": 604800, "failure_fraction": 0.05, "success_fraction": 0.0}
Set-Cookie: WMF-Last-Access=26-Mar-2025;Path=/;HttpOnly;secure;Expires=Sun, 27 Apr 2025 12:00:00 GMT, WMF-Last-Access-Global=26-Mar-2025;Path=/;Domain=.wikidata.org;HttpOnly;secure;Expires=Sun, 27 Apr 2025 12:00:00 GMT, GeoIP=JP:::35.69:139.69:v4; Path=/; secure; Domain=.wikidata.org, NetworkProbeLimit=0.001;Path=/;Secure;SameSite=Lax;Max-Age=3600
X-Client-Ip: 133.39.78.254
Cache-Control: private, s-maxage=0, max-age=0, must-revalidate, no-transform
Transfer-Encoding: chunked
Body
<?xml version="1.0"?>
<rdf:RDF xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:xsd="http://www.w3.org/2001/XMLSchema#" xmlns:ontolex="http://www.w3.org/ns/lemon/ontolex#" xmlns:dct="http://purl.org/dc/terms/" xmlns:rdfs="http://www.w3.org/2000/01/rdf-schema#" xmlns:owl="http://www.w3.org/2002/07/owl#" xmlns:wikibase="http://wikiba.se/ontology#" xmlns:skos="http://www.w3.org/2004/02/skos/core#" xmlns:schema="http://schema.org/" xmlns:cc="http://creativecommons.org/ns#" xmlns:geo="http://www.opengis.net/ont/geosparql#" xmlns:prov="http://www.w3.org/ns/prov#" xmlns:wd="http://www.wikidata.org/entity/" xmlns:data="https://www.wikidata.org/wiki/Special:EntityData/" xmlns:wds="http://www.wikidata.org/entity/statement/" xmlns:wdref="http://www.wikidata.org/reference/" xmlns:wdv="http://www.wikidata.org/value/" xmlns:wdt="http://www.wikidata.org/prop/direct/" xmlns:wdtn="http://www.wikidata.org/prop/direct-normalized/" xmlns:p="http://www.wikidata.org/prop/" xmlns:ps="http://www.wikidata.org/prop/statement/" xmlns:psv="http://www.wikidata.org/prop/statement/value/" xmlns:psn="http://www.wikidata.org/prop/statement/value-normalized/" xmlns:pq="http://www.wikidata.org/prop/qualifier/" xmlns:pqv="http://www.wikidata.org/prop/qualifier/value/" xmlns:pqn="http://www.wikidata.org/prop/qualifier/value-normalized/" xmlns:pr="http://www.wikidata.org/prop/reference/" xmlns:prv="http://www.wikidata.org/prop/reference/value/" xmlns:prn="http://www.wikidata.org/prop/reference/value-normalized/" xmlns:wdno="http://www.wikidata.org/prop/novalue/">
	<rdf:Description rdf:about="https://www.wikidata.org/wiki/Special:EntityData/Q1055870">
		<rdf:type rdf:resource="http://schema.org/Dataset"/>
		<schema:about rdf:resource="http://www.wikidata.org/entity/Q1055870"/>
		<cc:license rdf:resource="http://creativecommons.org/publicdomain/zero/1.0/"/>
		<schema:softwareVersion>1.0.0</schema:softwareVersion>
		<schema:version rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">2276697927</schema:version>
		<schema:dateModified rdf:datatype="http://www.w3.org/2001/XMLSchema#dateTime">2024-11-18T20:48:55Z</schema:dateModified>
		<wikibase:statements rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">22</wikibase:statements>
		<wikibase:sitelinks rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">7</wikibase:sitelinks>
		<wikibase:identifiers rdf:datatype="http://www.w3.org/2001/XMLSchema#integer">1</wikibase:identifiers>
	</rdf:Description>
	<rdf:Description rdf:about="http://www.wikidata.org/entity/Q1055870">
		<rdf:type rdf:resource="http://wikiba.se/ontology#Item"/>
	</rdf:Description>
	<rdf:Description rdf:about="https://en.wikipedia.org/wiki/Nagareyama_Line">
		<rdf:type rdf:resource="http://schema.org/Article"/>
		<schema:about rdf:resource="http://www.wikidata.org/entity/Q1055870"/>
		<schema:inLanguage>en</schema:inLanguage>
		<schema:isPartOf rdf:resource="https://en.wikipedia.org/"/>
		<schema:name xml:lang="en">Nagareyama Line</schema:name>
	</rdf:Description>
	<rdf:Description rdf:about="https://en.wikipedia.org/">
		<wikibase:wikiGroup>wikipedia</wikibase:wikiGroup>
	</rdf:Description>
	<rdf:Description rdf:about="https://fr.wikipedia.org/wiki/Ligne_Nagareyama">
		<rdf:type rdf:resource="http://schema.org/Article"/>
		<schema:about rdf:resource="http://www.wikidata.org/entity/Q1055870"/>
		<schema:inLanguage>fr</schema:inLanguage>
		<schema:isPartOf rdf:resource="https://fr.wikipedia.org/"/>
		<schema:name xml:lang="fr">Ligne Nagareyama</schema:name>
	</rdf:Description>
	<rdf:Description rdf:about="https://fr.wikipedia.org/">
		<wikibase:wikiGroup>wikipedia</wikibase:wikiGroup>
	</rdf:Description>
	<rdf:Description rdf:about="https://it.wikipedia.org/wiki/Linea_Nagareyama">
		<rdf:type rdf:resource="http://schema.org/Article"/>
		<schema:about rdf:resource="http://www.wikidata.org/entity/Q1055870"/>
		<schema:inLanguage>it</schema:inLanguage>
		<schema:isPartOf rdf:resource="https://it.wikipedia.org/"/>
		<schema:name xml:lang="it">Linea Nagareyama</schema:name>
	</rdf:Description>
	<rdf:Description rdf:about="https://it.wikipedia.org/">
		<wikibase:wikiGroup>wikipedia</wikibase:wikiGroup>
	</rdf:Description>
	<rdf:Description rdf:about="https://ja.wikipedia.org/wiki/%E6%B5%81%E9%89%84%E6%B5%81%E5%B1%B1%E7%B7%9A">
		<rdf:type rdf:resource="http://schema.org/Article"/>
		<schema:about rdf:resource="http://www.wikidata.org/entity/Q1055870"/>
		<schema:inLanguage>ja</schema:inLanguage>
		<schema:isPartOf rdf:resource="https://ja.wikipedia.org/"/>
		<schema:name xml:lang="ja">流鉄流山線</schema:name>
	</rdf:Description>
	<rdf:Description rdf:about="https://ja.wikipedia.org/">
		<wikibase:wikiGroup>wikipedia</wikibase:wikiGroup>
	</rdf:Description>
	<rdf:Description rdf:about="https://zh.wikipedia.org/wiki/%E6%B5%81%E5%B1%B1%E7%B7%9A">
		<rdf:type rdf:resource="http://schema.org/Article"/>
		<schema:about rdf:resource="http://www.wikidata.org/entity/Q1055870"/>
		<schema:inLanguage>zh</schema:inLanguage>
		<schema:isPartOf rdf:resource="https://zh.wikipedia.org/"/>
		<schema:name xml:lang="zh">流山線</schema:name>
	</rdf:Description>
	<rdf:Description rdf:about="https://zh.wikipedia.org/">
		<wikibase:wikiGroup>wikipedia</wikibase:wikiGroup>
	</rdf:Description>
	<rdf:Description rdf:about="https://id.wikipedia.org/wiki/Jalur_Nagareyama">
		<rdf:type rdf:resource="http://schema.org/Article"/>
		<schema:about rdf:resource="http://www.wikidata.org/entity/Q1055870"/>
		<schema:inLanguage>id</schema:inLanguage>
		<schema:isPartOf rdf:resource="https://id.wikipedia.org/"/>
		<schema:name xml:lang="id">Jalur Nagareyama</schema:name>
	</rdf:Description>
	<rdf:Description rdf:about="https://id.wikipedia.org/">
		<wikibase:wikiGroup>wikipedia</wikibase:wikiGroup>
	</rdf:Description>
	<rdf:Description rdf:about="https://zh-yue.wikipedia.org/wiki/%E6%B5%81%E5%B1%B1%E7%B7%9A">
		<rdf:type rdf:resource="http://schema.org/Article"/>
		<schema:about rdf:resource="http://www.wikidata.org/entity/Q1055870"/>
		<schema:inLanguage>yue</schema:inLanguage>
		<schema:isPartOf rdf:resource="https://zh-yue.wikipedia.org/"/>
		<schema:name xml:lang="yue">流山線</schema:name>
	</rdf:Description>
	<rdf:Description rdf:about="https://zh-yue.wikipedia.org/">
		<wikibase:wikiGroup>wikipedia</wikibase:wikiGroup>
	</rdf:Description>
	<rdf:Description rdf:about="http://www.wikidata.org/entity/Q1055870">
		<wdt:P646>/m/02ps53p</wdt:P646>
		<wdt:P1064 rdf:resource="http://www.wikidata.org/entity/Q1193463"/>
		<wdt:P856 rdf:resource="http://ryutetsu.jp"/>
		<wdt:P17 rdf:resource="http://www.wikidata.org/entity/Q17"/>
		<wdt:P31 rdf:resource="http://www.wikidata.org/entity/Q728937"/>
		<wdt:P18 rdf:resource="http://commons.wikimedia.org/wiki/Special:FilePath/Ryutetu%20Nagareyama%20line.JPG"/>
		<wdt:P131 rdf:resource="http://www.wikidata.org/entity/Q80011"/>
		<wdt:P1619 rdf:datatype="http://www.w3.org/2001/XMLSchema#dateTime">1916-03-14T00:00:00Z</wdt:P1619>
		<wdt:P3858 rdf:resource="http://www.wikidata.org/entity/Q55579381"/>
		<wdt:P930 rdf:resource="http://www.wikidata.org/entity/Q21253457"/>
		<wdt:P137 rdf:resource="http://www.wikidata.org/entity/Q11556779"/>
		<wdt:P559 rdf:resource="http://www.wikidata.org/entity/Q865196"/>
		<wdt:P559 rdf:resource="http://www.wikidata.org/entity/Q11556674"/>
		<wdt:P2789 rdf:resource="http://www.wikidata.org/entity/Q5365768"/>
		<wdt:P1671>RN</wdt:P1671>
		<wdt:P2043 rdf:datatype="http://www.w3.org/2001/XMLSchema#decimal">+5.7</wdt:P2043>
		<wdt:P127 rdf:resource="http://www.wikidata.org/entity/Q11556779"/>
		<wdt:P15 rdf:resource="http://commons.wikimedia.org/wiki/Special:FilePath/%E6%B5%81%E9%89%84%E6%B5%81%E5%B1%B1%E7%B7%9A%E3%83%BB%E8%B7%AF%E7%B7%9A%E5%9B%B3%E3%83%BB1.jpg"/>
		<wdt:P5555 rdf:resource="http://commons.wikimedia.org/wiki/Special:FilePath/%E6%B5%81%E9%89%84%E6%B5%81%E5%B1%B1%E7%B7%9A%20%E5%81%9C%E8%BB%8A%E9%A7%85%E6%A1%88%E5%86%85%E5%9B%B3.svg"/>
		<wdt:P571 rdf:datatype="http://www.w3.org/2001/XMLSchema#dateTime">1916-03-14T00:00:00Z</wdt:P571>
		<wdt:P5817 rdf:resource="http://www.wikidata.org/entity/Q55654238"/>
		<wdt:P3086 rdf:datatype="http://www.w3.org/2001/XMLSchema#decimal">+55</wdt:P3086>
		<p:P646 rdf:resource="http://www.wikidata.org/entity/statement/Q1055870-97E5EE2F-96F1-4632-9A25-45B94985D206"/>
	</rdf:Description>
	<rdf:Description rdf:about="http://www.wikidata.org/entity/statement/Q1055870-97E5EE2F-96F1-4632-9A25-45B94985D206">
		<rdf:type rdf:resource="http://wikiba.se/ontology#Statement"/>
		<rdf:type rdf:resource="http://wikiba.se/ontology#BestRank"/>
		<wikibase:rank rdf:resource="http://wikiba.se/ontology#NormalRank"/>
		<ps:P646>/m/02ps53p</ps:P646>
		<prov:wasDerivedFrom rdf:resource="http://www.wikidata.org/reference/2b00cb481cddcac7623114367489b5c194901c4a"/>
	</rdf:Description>
	<rdf:Description rdf:about="http://www.wikidata.org/entity/Q1055870">
		<p:P1064 rdf:resource="http://www.wikidata.org/entity/statement/Q1055870-BA477622-13AE-4DE2-B414-297123795FAD"/>
	</rdf:Description>
	<rdf:Description rdf:about="http://www.wikidata.org/entity/statement/Q1055870-BA477622-13AE-4DE2-B414-297123795FAD">
		<rdf:type rdf:resource="http://wikiba.se/ontology#Statement"/>
		<rdf:type rdf:resource="http://wikiba.se/ontology#BestRank"/>
		<wikibase:rank rdf:resource="http://wikiba.se/ontology#NormalRank"/>
		<ps:P1064 rdf:resource="http://www.wikidata.org/entity/Q1193463"/>
	</rdf:Description>
	<rdf:Description rdf:about="http://www.wikidata.org/entity/Q1055870">
		<p:P856 rdf:resource="http://www.wikidata.org/entity/statement/Q1055870-B06897C4-0259-4565-8405-F9E869A20025"/>
	</rdf:Description>
	<rdf:Description rdf:about="http://www.wikidata.org/entity/statement/Q1055870-B06897C4-0259-4565-8405-F9E869A20025">
		<rdf:type rdf:resource="http://wikiba.se/ontology#Statement"/>
		<rdf:type rdf:resource="http://wikiba.se/ontology#BestRank"/>
		<wikibase:rank rdf:resource="http://wikiba.se/ontology#NormalRank"/>
		<ps:P856 rdf:resource="http://ryutetsu.jp"/>
		<pq:P407 rdf:resource="http://www.wikidata.org/entity/Q5287"/>
		<prov:wasDerivedFrom rdf:resource="http://www.wikidata.org/reference/fa278ebfc458360e5aed63d5058cca83c46134f1"/>
	</rdf:Description>
	<rdf:Description …
[Trailing bodies are truncated]
Elapsed time120.948 [s]
RequestMethod
POST
URL
https://query.wikidata.org/sparql
Headers
User-Agent: Umaka-Crawler/1.0.0 by DBCLS (umakadata@dbcls.jp)
Accept: application/sparql-results+json, application/sparql-results+xml, text/boolean, text/tab-separated-values;q=0.8, text/csv;q=0.2, */*;q=0.1
Content-Type: application/x-www-form-urlencoded
Body
query=SELECT+%3Fs+WHERE+%7B+%3Fs+%3Fp+%3Fo+.+FILTER%28STRSTARTS%28STR%28%3Fs%29%2C+%22http%3A%2F%2Fwww.wikidata.org%2Fentity%2FQ%22%29%29+%7D+LIMIT+1
ResponseURL
https://query.wikidata.org/sparql?query=SELECT+%3Fs+WHERE+%7B+%3Fs+%3Fp+%3Fo+.+FILTER%28STRSTARTS%28STR%28%3Fs%29%2C+%22http%3A%2F%2Fwww.wikidata.org%2Fentity%2FQ%22%29%29+%7D+LIMIT+1
Status
500
Headers
Server: nginx/1.18.0
Date: Wed, 26 Mar 2025 13:29:05 GMT
Content-Type: text/plain;charset=utf-8
X-First-Solution-Millis: 4
X-Served-By: wdqs2013
Access-Control-Allow-Origin: *
Vary: Accept-Encoding
Age: 61
X-Cache: cp5023 miss, cp5023 pass
X-Cache-Status: pass
Server-Timing: cache;desc="pass", host;desc="cp5023"
Strict-Transport-Security: max-age=106384710; includeSubDomains; preload
Report-To: { "group": "wm_nel", "max_age": 604800, "endpoints": [{ "url": "https://intake-logging.wikimedia.org/v1/events?stream=w3c.reportingapi.network_error&schema_uri=/w3c/reportingapi/network_error/1.0.0" }] }
Nel: { "report_to": "wm_nel", "max_age": 604800, "failure_fraction": 0.05, "success_fraction": 0.0}
X-Client-Ip: 133.39.78.254
Transfer-Encoding: chunked
Body
SPARQL-QUERY: queryStr=SELECT ?s WHERE { ?s ?p ?o . FILTER(STRSTARTS(STR(?s), "http://www.wikidata.org/entity/Q")) } LIMIT 1
java.util.concurrent.TimeoutException
	at java.util.concurrent.FutureTask.get(FutureTask.java:205)
	at com.bigdata.rdf.sail.webapp.BigdataServlet.submitApiTask(BigdataServlet.java:292)
	at com.bigdata.rdf.sail.webapp.QueryServlet.doSparqlQuery(QueryServlet.java:678)
	at com.bigdata.rdf.sail.webapp.QueryServlet.doGet(QueryServlet.java:290)
	at com.bigdata.rdf.sail.webapp.RESTServlet.doGet(RESTServlet.java:240)
	at com.bigdata.rdf.sail.webapp.MultiTenancyServlet.doGet(MultiTenancyServlet.java:273)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:687)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:790)
	at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:865)
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1655)
	at org.wikidata.query.rdf.blazegraph.throttling.ThrottlingFilter.doFilter(ThrottlingFilter.java:322)
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1642)
	at org.wikidata.query.rdf.blazegraph.throttling.SystemOverloadFilter.doFilter(SystemOverloadFilter.java:84)
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1642)
	at ch.qos.logback.classic.helpers.MDCInsertingServletFilter.doFilter(MDCInsertingServletFilter.java:50)
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1642)
	at org.wikidata.query.rdf.blazegraph.filters.QueryEventSenderFilter.doFilter(QueryEventSenderFilter.java:125)
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1642)
	at org.wikidata.query.rdf.blazegraph.filters.ClientIPFilter.doFilter(ClientIPFilter.java:43)
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1642)
	at org.wikidata.query.rdf.blazegraph.filters.JWTIdentityFilter.doFilter(JWTIdentityFilter.java:66)
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1642)
	at org.wikidata.query.rdf.blazegraph.filters.RealAgentFilter.doFilter(RealAgentFilter.java:33)
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1642)
	at org.wikidata.query.rdf.blazegraph.filters.RequestConcurrencyFilter.doFilter(RequestConcurrencyFilter.java:50)
	at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1634)
	at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:533)
	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:146)
	at org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:548)
	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:132)
	at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:257)
	at org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1595)
	at org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:255)
	at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1340)
	at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:203)
	at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:473)
	at org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1564)
	at org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:201)
	at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1242)
	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:144)
	at org.eclipse.jetty.server.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:220)
	at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:126)
	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:132)
	at org.eclipse.jetty.server.Server.handle(Server.java:503)
	at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:364)
	at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:260)
	at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:305)
	at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:103)
	at org.eclipse.jetty.io.ChannelEndPoint$2.run(ChannelEndPoint.java:118)
	at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.runTask(EatWhatYouKill.java:333)
	at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:310)
	at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:168)
	at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:126)
	at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:366)
	at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:765)
	at org.eclipse.jetty.util.thread.QueuedThreadPool$2.run(QueuedThreadPool.java:683)
	at java.lang.Thread.run(Thread.java:750)