java.lang.ClassCastException: io.confluent.kafka.serializers.NonRecordContainer cannot be cast to java.lang.CharSequence

Google Groups | Unknown author | 10 months ago
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    issues about converting json-format data in Kafka to parquet-format using Kafka Connector?

    Google Groups | 10 months ago | Unknown author
    java.lang.ClassCastException: io.confluent.kafka.serializers.NonRecordContainer cannot be cast to java.lang.CharSequence
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    Help:basic RMI question

    Google Groups | 2 decades ago | Paolo De Lutiis
    java.lang.ClassCastException: serverPackage.ServerClass_Stub at clientPackage.myApplet.init(myApplet.java:line#) at sun.applet.AppletPanel.run(AppletPanel.java:273) at java.lang.Thread.
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    Shared hosting Bungeecord problems.

    GitHub | 3 years ago | Arksenu
    java.lang.ClassCastException: bka cannot be cast to fs All my servers are set to onlinemode: false Here is my config.yml groups: arksenu: - admin disabled_commands: - find player_limit: -1 stats: 347d1d62-6fb6-4869-bd43-7d0745de8e3c permissions: default: - bungeecord.command.server - bungeecord.command.list admin: - bungeecord.command.ip - bungeecord.command.alert - bungeecord.command.end - bungeecord.command.reload listeners: - max_players: 18 fallback_server: hub host: 0.0.0.0:35289 bind_local_address: true ping_passthrough: false tab_list: GLOBAL_PING default_server: hub forced_hosts: pvp.md-5.net: hub tab_size: 60 force_default_server: true motd: ’Network’ query_enabled: false query_port: 25565 timeout: 30000 connection_throttle: 4000 servers: hub: address: 108.170.8.146:35289 restricted: false motd: test UvGames: address: 66.85.165.170:26200 restricted: false motd: test UvPrison: address: 66.85.128.90:25928 restricted: false motd: test ip_forward: false online_mode: true And here is my console message -> UpstreamBridge has disconnected disconnected with: Exception Connecting:RuntimeException : Server is online mode! @ net.md_5.bungee.ServerConnector:188
  6. 0

    Shared hosting Bungeecord problems.

    GitHub | 3 years ago | Arksenu
    java.lang.ClassCastException: bka cannot be cast to fs All my servers are set to onlinemode: false Here is my config.yml groups: arksenu: - admin disabled_commands: - find player_limit: -1 stats: 347d1d62-6fb6-4869-bd43-7d0745de8e3c permissions: default: - bungeecord.command.server - bungeecord.command.list admin: - bungeecord.command.ip - bungeecord.command.alert - bungeecord.command.end - bungeecord.command.reload listeners: - max_players: 18 fallback_server: hub host: 0.0.0.0:35289 bind_local_address: true ping_passthrough: false tab_list: GLOBAL_PING default_server: hub forced_hosts: pvp.md-5.net: hub tab_size: 60 force_default_server: true motd: ’Network’ query_enabled: false query_port: 25565 timeout: 30000 connection_throttle: 4000 servers: hub: address: 108.170.8.146:35289 restricted: false motd: test UvGames: address: 66.85.165.170:26200 restricted: false motd: test UvPrison: address: 66.85.128.90:25928 restricted: false motd: test ip_forward: false online_mode: true And here is my console message -> UpstreamBridge has disconnected disconnected with: Exception Connecting:RuntimeException : Server is online mode! @ net.md_5.bungee.ServerConnector:188

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    Root Cause Analysis

    1. java.lang.ClassCastException

      io.confluent.kafka.serializers.NonRecordContainer cannot be cast to java.lang.CharSequence

      at org.apache.avro.generic.GenericDatumWriter.writeString()
    2. Apache Avro
      DataFileWriter.append
      1. org.apache.avro.generic.GenericDatumWriter.writeString(GenericDatumWriter.java:213)
      2. org.apache.avro.generic.GenericDatumWriter.writeString(GenericDatumWriter.java:208)
      3. org.apache.avro.generic.GenericDatumWriter.write(GenericDatumWriter.java:76)
      4. org.apache.avro.generic.GenericDatumWriter.write(GenericDatumWriter.java:58)
      5. org.apache.avro.file.DataFileWriter.append(DataFileWriter.java:290)
      5 frames
    3. io.confluent.connect
      HdfsSinkTask.put
      1. io.confluent.connect.hdfs.avro.AvroRecordWriterProvider$1.write(AvroRecordWriterProvider.java:64)
      2. io.confluent.connect.hdfs.avro.AvroRecordWriterProvider$1.write(AvroRecordWriterProvider.java:59)
      3. io.confluent.connect.hdfs.TopicPartitionWriter.writeRecord(TopicPartitionWriter.java:487)
      4. io.confluent.connect.hdfs.TopicPartitionWriter.write(TopicPartitionWriter.java:264)
      5. io.confluent.connect.hdfs.DataWriter.write(DataWriter.java:234)
      6. io.confluent.connect.hdfs.HdfsSinkTask.put(HdfsSinkTask.java:91)
      6 frames
    4. org.apache.kafka
      WorkerTask.run
      1. org.apache.kafka.connect.runtime.WorkerSinkTask.deliverMessages(WorkerSinkTask.java:384)
      2. org.apache.kafka.connect.runtime.WorkerSinkTask.poll(WorkerSinkTask.java:228)
      3. org.apache.kafka.connect.runtime.WorkerSinkTask.iteration(WorkerSinkTask.java:171)
      4. org.apache.kafka.connect.runtime.WorkerSinkTask.execute(WorkerSinkTask.java:143)
      5. org.apache.kafka.connect.runtime.WorkerTask.doRun(WorkerTask.java:140)
      6. org.apache.kafka.connect.runtime.WorkerTask.run(WorkerTask.java:175)
      6 frames
    5. Java RT
      Thread.run
      1. java.util.concurrent.Executors$RunnableAdapter.call(Executors.java:511)
      2. java.util.concurrent.FutureTask.run(FutureTask.java:266)
      3. java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
      4. java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
      5. java.lang.Thread.run(Thread.java:745)
      5 frames