java.io.IOException: Server returned HTTP response code: 401 for URL: https://addr:9090/nifi-api/controller

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    Root Cause Analysis

    1. java.io.IOException

      Server returned HTTP response code: 401 for URL: https://useomlxd00007.nix.us.kworld.kpmg.com:9090/nifi-api/controller

      at sun.net.www.protocol.http.HttpURLConnection.getInputStream0()
    2. Java RT
      HttpsURLConnectionImpl.getResponseCode
      1. sun.net.www.protocol.http.HttpURLConnection.getInputStream0(HttpURLConnection.java:1840)
      2. sun.net.www.protocol.http.HttpURLConnection.getInputStream(HttpURLConnection.java:1441)
      3. java.net.HttpURLConnection.getResponseCode(HttpURLConnection.java:480)
      4. sun.net.www.protocol.https.HttpsURLConnectionImpl.getResponseCode(HttpsURLConnectionImpl.java:338)
      4 frames
    3. org.apache.nifi
      NiFiReceiver$ReceiveRunnable.run
      1. org.apache.nifi.remote.util.NiFiRestApiUtil.getController(NiFiRestApiUtil.java:66)
      2. org.apache.nifi.remote.client.socket.EndpointConnectionPool.refreshRemoteInfo(EndpointConnectionPool.java:887)
      3. org.apache.nifi.remote.client.socket.EndpointConnectionPool.getPortIdentifier(EndpointConnectionPool.java:874)
      4. org.apache.nifi.remote.client.socket.EndpointConnectionPool.getOutputPortIdentifier(EndpointConnectionPool.java:858)
      5. org.apache.nifi.remote.client.socket.SocketClient.getPortIdentifier(SocketClient.java:81)
      6. org.apache.nifi.remote.client.socket.SocketClient.createTransaction(SocketClient.java:123)
      7. org.apache.nifi.spark.NiFiReceiver$ReceiveRunnable.run(NiFiReceiver.java:149)
      7 frames
    4. Java RT
      Thread.run
      1. java.lang.Thread.run(Thread.java:745)
      1 frame