rx.exceptions.OnErrorNotImplementedException: Unexpected error making the query: org.apache.http.conn.HttpHostConnectException: Connection to http://localhost:3030 refused

GitHub | KMax | 1 year ago
  1. 0

    Data Archiving Service can't connect to Fuseki

    GitHub | 1 year ago | KMax
    rx.exceptions.OnErrorNotImplementedException: Unexpected error making the query: org.apache.http.conn.HttpHostConnectException: Connection to http://localhost:3030 refused
  2. 0

    CLI Connection Refused

    GitHub | 2 years ago | AndreAga
    org.apache.http.conn.HttpHostConnectException: Connection to http://helium.okfnlabs.org:3030 refused: Unexpected error making the query: org.apache.http.conn.HttpHostConnectException: Connection to http://helium.okfnlabs.org:3030 refused
  3. 0

    GitHub comment 33#83185371

    GitHub | 2 years ago | roland-c
    org.apache.http.conn.HttpHostConnectException: Connection to http://helium.okfnlabs.org:3030 refused: Unexpected error making the query: org.apache.http.conn.HttpHostConnectException: Connection to http://helium.okfnlabs.org:3030 refused
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  5. 0

    GitHub comment 32#81856517

    GitHub | 2 years ago | JakubKanaVSE
    org.apache.http.conn.HttpHostConnectException: Connection to http://helium.okfnlabs.org:3030 refused: Unexpected error making the query: org.apache.http.conn.HttpHostConnectException: Connection to http://helium.okfnlabs.org:3030 refused
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Root Cause Analysis

  1. java.net.ConnectException

    Connection refused

    at java.net.PlainSocketImpl.socketConnect()
  2. Java RT
    Socket.connect
    1. java.net.PlainSocketImpl.socketConnect(Native Method)[na:1.8.0_60]
    2. java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350)[na:1.8.0_60]
    3. java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206)[na:1.8.0_60]
    4. java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188)[na:1.8.0_60]
    5. java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)[na:1.8.0_60]
    6. java.net.Socket.connect(Socket.java:589)[na:1.8.0_60]
    6 frames
  3. Apache HttpClient
    DecompressingHttpClient.execute
    1. org.apache.http.conn.scheme.PlainSocketFactory.connectSocket(PlainSocketFactory.java:127)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    2. org.apache.http.impl.conn.DefaultClientConnectionOperator.openConnection(DefaultClientConnectionOperator.java:180)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    3. org.apache.http.impl.conn.ManagedClientConnectionImpl.open(ManagedClientConnectionImpl.java:294)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    4. org.apache.http.impl.client.DefaultRequestDirector.tryConnect(DefaultRequestDirector.java:643)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    5. org.apache.http.impl.client.DefaultRequestDirector.execute(DefaultRequestDirector.java:479)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    6. org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:906)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    7. org.apache.http.impl.client.DecompressingHttpClient.execute(DecompressingHttpClient.java:137)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    8. org.apache.http.impl.client.DecompressingHttpClient.execute(DecompressingHttpClient.java:118)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    8 frames
  4. Apache Jena - ARQ (SPARQL 1.1 Query Engine)
    QueryEngineHTTP.execSelect
    1. org.apache.jena.riot.web.HttpOp.exec(HttpOp.java:1108)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    2. org.apache.jena.riot.web.HttpOp.execHttpGet(HttpOp.java:385)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    3. org.apache.jena.riot.web.HttpOp.execHttpGet(HttpOp.java:447)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    4. com.hp.hpl.jena.sparql.engine.http.HttpQuery.execGet(HttpQuery.java:346)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    5. com.hp.hpl.jena.sparql.engine.http.HttpQuery.exec(HttpQuery.java:295)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    6. com.hp.hpl.jena.sparql.engine.http.QueryEngineHTTP.execResultSetInner(QueryEngineHTTP.java:346)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    7. com.hp.hpl.jena.sparql.engine.http.QueryEngineHTTP.execSelect(QueryEngineHTTP.java:338)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    7 frames
  5. ru.semiot.services
    Launcher.lambda$run$0
    1. ru.semiot.services.data_archiving_service.SubscribeListener.subscribeTopics(SubscribeListener.java:92)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    2. ru.semiot.services.data_archiving_service.SubscribeListener.<init>(SubscribeListener.java:45)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    3. ru.semiot.services.data_archiving_service.Launcher.lambda$run$0(Launcher.java:36)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    3 frames
  6. rxjava
    BehaviorSubject.onNext
    1. rx.Observable$32.onNext(Observable.java:7327)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    2. rx.observers.SafeSubscriber.onNext(SafeSubscriber.java:130)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    3. rx.internal.operators.NotificationLite.accept(NotificationLite.java:150)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    4. rx.subjects.SubjectSubscriptionManager$SubjectObserver.emitNext(SubjectSubscriptionManager.java:254)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    5. rx.subjects.BehaviorSubject.onNext(BehaviorSubject.java:159)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    5 frames
  7. ws.wamp.jawampa
    WampClient$SessionHandler.channelRead0
    1. ws.wamp.jawampa.WampClient.onMessageReceived(WampClient.java:547)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    2. ws.wamp.jawampa.WampClient.access$3(WampClient.java:516)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    3. ws.wamp.jawampa.WampClient$SessionHandler.channelRead0(WampClient.java:359)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    4. ws.wamp.jawampa.WampClient$SessionHandler.channelRead0(WampClient.java:1)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    4 frames
  8. Netty
    AbstractChannelHandlerContext.fireChannelRead
    1. io.netty.channel.SimpleChannelInboundHandler.channelRead(SimpleChannelInboundHandler.java:105)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    2. io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    3. io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    4. io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    5. io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    6. io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    6 frames
  9. ws.wamp.jawampa
    WampClientWebsocketHandler.channelRead
    1. ws.wamp.jawampa.transport.WampClientWebsocketHandler.channelRead(WampClientWebsocketHandler.java:59)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    1 frame
  10. Netty
    SingleThreadEventExecutor$2.run
    1. io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    2. io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    3. io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    4. io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    5. io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    6. io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    7. io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    8. io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    9. io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:103)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    10. io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    11. io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    12. io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:161)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    13. io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:333)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    14. io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:319)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    15. io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:787)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    16. io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:130)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    17. io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:511)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    18. io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:468)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    19. io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:382)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    20. io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:354)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    21. io.netty.util.concurrent.SingleThreadEventExecutor$2.run(SingleThreadEventExecutor.java:116)[data-archiving-service-1.0-SNAPSHOT-jar-with-dependencies.jar:na]
    21 frames
  11. Java RT
    Thread.run
    1. java.lang.Thread.run(Thread.java:745)[na:1.8.0_60]
    1 frame