apache/flink · error · UnsupportedOperationException

Unsupported partition commit trigger: {trigger}

Error message

Unsupported partition commit trigger: {trigger}

What it means

Error "Unsupported partition commit trigger: {trigger}" thrown in apache/flink.

Source

Thrown at flink-connectors/flink-connector-files/src/main/java/org/apache/flink/connector/file/table/stream/PartitionCommitTrigger.java:75

            ProcessingTimeService procTimeService)
            throws Exception {
        PartitionCommitPredicate partitionCommitPredicate;
        FileSystemConnectorOptions.PartitionCommitTriggerType trigger =
                conf.get(SINK_PARTITION_COMMIT_TRIGGER);
        switch (trigger) {
            case PARTITION_TIME:
                partitionCommitPredicate =
                        PartitionCommitPredicate.createPartitionTimeCommitPredicate(
                                conf, cl, partitionKeys);
                return new PartitionTimeCommitTrigger(
                        isRestored, stateStore, partitionCommitPredicate);
            case PROCESS_TIME:
                partitionCommitPredicate =
                        PartitionCommitPredicate.createProcTimeCommitPredicate(conf);
                return new ProcTimeCommitTrigger(
                        isRestored, stateStore, procTimeService, partitionCommitPredicate);
            default:
                throw new UnsupportedOperationException(
                        "Unsupported partition commit trigger: " + trigger);
        }
    }
}

View on GitHub (pinned to 2f3c205e92)

Solutions

1. Address the cause reported by the error message: Unsupported partition commit trigger: the reported value
2. Verify the inputs, configuration values, and classpath/dependency setup related to this operation, then retry.

Example fix

Correct the condition described ("Unsupported partition commit trigger: the reported value") and rerun the job or command.

When it happens

Trigger: Triggered at runtime when the operation fails because: Unsupported partition commit trigger: the reported value.

Common situations: Commonly caused by misconfiguration, missing dependencies or files, unsupported types or operations, or invalid user input leading to: Unsupported partition commit trigger: the reported value.

AI-assisted analysis of apache/flink@2f3c205e92 (2026-08-14). Data as JSON: /api/errors/c1b1ab1568147596. Report an issue: GitHub.