[FLINK-20617] Kafka Consumer Deserializer Exception on application mode

• Type: Bug
• Status: Open
• Priority: Not a Priority
• Resolution: Unresolved
• Affects Version/s: 1.11.2
• Component/s: Connectors / Kafka
• Labels: auto-deprioritized-critical auto-deprioritized-major auto-deprioritized-minor

Environment

application mode

flink 1.11.2 with  hadoop 2.6.0-cdh5.15.0

• Assignee: Unassigned
• Reporter: Georger
• Created: 16/Dec/20 06:38
• Updated: 14/Dec/21 10:39

Description

Kafka source may has some issues on application mode
 
when i run it with application mode on  flink 1.11.2 it can't startup
the detail Excetion is:
org.apache.kafka.common.KafkaException: Failed to construct kafka consumer
    at org.apache.kafka.clients.consumer.KafkaConsumer.<init>(KafkaConsumer.java:789)
    at org.apache.kafka.clients.consumer.KafkaConsumer.<init>(KafkaConsumer.java:643)
    at org.apache.kafka.clients.consumer.KafkaConsumer.<init>(KafkaConsumer.java:623)
    at org.apache.flink.streaming.connectors.kafka.internal.KafkaPartitionDiscoverer.initializeConnections(KafkaPartitionDiscoverer.java:58)
    at org.apache.flink.streaming.connectors.kafka.internals.AbstractPartitionDiscoverer.open(AbstractPartitionDiscoverer.java:94)
    at org.apache.flink.streaming.connectors.kafka.FlinkKafkaConsumerBase.open(FlinkKafkaConsumerBase.java:550)
    at org.apache.flink.api.common.functions.util.FunctionUtils.openFunction(FunctionUtils.java:36)
    at org.apache.flink.streaming.api.operators.AbstractUdfStreamOperator.open(AbstractUdfStreamOperator.java:102)
    at org.apache.flink.streaming.runtime.tasks.OperatorChain.initializeStateAndOpenOperators(OperatorChain.java:291)
    at org.apache.flink.streaming.runtime.tasks.StreamTask.lambda$beforeInvoke$0(StreamTask.java:479)
    at org.apache.flink.streaming.runtime.tasks.StreamTaskActionExecutor$SynchronizedStreamTaskActionExecutor.runThrowing(StreamTaskActionExecutor.java:92)
    at org.apache.flink.streaming.runtime.tasks.StreamTask.beforeInvoke(StreamTask.java:475)
    at org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:528)
    at org.apache.flink.runtime.taskmanager.Task.doRun(Task.java:721)
    at org.apache.flink.runtime.taskmanager.Task.run(Task.java:546)
    at java.lang.Thread.run(Thread.java:745)
Caused by: org.apache.kafka.common.KafkaException: org.apache.kafka.common.serialization.ByteArrayDeserializer is not an instance of org.apache.kafka.common.serialization.Deserializer
    at org.apache.kafka.common.config.AbstractConfig.getConfiguredInstance(AbstractConfig.java:263)
    at org.apache.kafka.clients.consumer.KafkaConsumer.<init>(KafkaConsumer.java:688)
    ... 15 more
The pom is:
<dependency>
<groupId>org.apache.flink</groupId>
<artifactId>flink-connector-kafka_2.11</artifactId>
<version>${flink.version}</version>
<exclusions>
<exclusion>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
</exclusion>
<exclusion>
<groupId>org.apache.kafka</groupId>
<artifactId>kafka-clients</artifactId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>org.apache.kafka</groupId>
<artifactId>kafka-clients</artifactId>
<version>1.0.1</version>
</dependency>