apache/flink · error · TableException

Exception in open

Error message

Exception in open

What it means

Error "Exception in open" thrown in apache/flink.

Source

Thrown at flink-connectors/flink-connector-files/src/main/java/org/apache/flink/connector/file/table/batch/compact/BatchFileWriter.java:107

            Configuration config =
                    getContainingTask().getEnvironment().getTaskManagerInfo().getConfiguration();
            PartitionWriter.Context<T> context =
                    new PartitionWriter.Context<>(config, formatFactory);

            // when write a file, the listener emit the written files and the partition the files
            // belonged
            PartitionWriter.PartitionWriterListener writerListener =
                    (partition, file) ->
                            output.collect(new StreamRecord<>(new InputFile(partition, file)));
            writer =
                    PartitionWriterFactory.<T>get(
                                    partitionColumns.length - staticPartitions.size() > 0,
                                    dynamicGrouped,
                                    staticPartitions)
                            .create(context, fileManager, computer, writerListener);

        } catch (Exception e) {
            throw new TableException("Exception in open", e);
        }
    }

    @Override
    public void processElement(StreamRecord<T> element) throws Exception {
        try {
            writer.write(element.getValue());
        } catch (Exception e) {
            throw new TableException("Exception in writeRecord", e);
        }
    }

    @Override
    public void endInput() throws Exception {}

    @Override
    public void close() throws Exception {
        try {

View on GitHub (pinned to 2f3c205e92)

Solutions

1. Address the cause reported by the error message: Exception in open
2. Verify the inputs, configuration values, and classpath/dependency setup related to this operation, then retry.

Example fix

Correct the condition described ("Exception in open") and rerun the job or command.

When it happens

Trigger: Triggered at runtime when the operation fails because: Exception in open.

Common situations: Commonly caused by misconfiguration, missing dependencies or files, unsupported types or operations, or invalid user input leading to: Exception in open.

AI-assisted analysis of apache/flink@2f3c205e92 (2026-08-14). Data as JSON: /api/errors/e44e3633d989aa37. Report an issue: GitHub.