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Posted to issues@tez.apache.org by "Raghav Aggarwal (Jira)" <ji...@apache.org> on 2026/02/15 15:31:00 UTC
[jira] [Created] (TEZ-4686) NPE when tez-client tries to connect to AM via ZK Mode
Raghav Aggarwal created TEZ-4686:
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Summary: NPE when tez-client tries to connect to AM via ZK Mode
Key: TEZ-4686
URL: https://issues.apache.org/jira/browse/TEZ-4686
Project: Apache Tez
Issue Type: Bug
Reporter: Raghav Aggarwal
Assignee: Raghav Aggarwal
Stacktrace:
{code:java}
2026-02-15 20:50:20,609 INFO zookeeper.ZkAMRegistryClient: AM registered with data: {hostName=cb86f81d582a, externalId=tez-session-, hostIp=172.17.0.2, port=10001, computeName=default-compute, appId=application_1769280834537_0000}. Notifying listeners.2026-02-15 20:50:20,672 INFO zookeeper.ZooKeeper: Session: 0x100040757d70034 closed2026-02-15 20:50:20,672 INFO zookeeper.ClientCnxn: EventThread shut down for session: 0x100040757d70034Exception in thread "main" java.lang.NullPointerException: Cannot invoke "org.apache.tez.client.registry.AMRecord.getApplicationId()" because "this.amRecord" is null at org.apache.tez.client.registry.zookeeper.ZkFrameworkClient.createApplication(ZkFrameworkClient.java:114) at org.apache.tez.client.TezClient.createApplication(TezClient.java:1103) at org.apache.tez.client.TezClient.start(TezClient.java:399) {code}
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