apache/flink · error · IOException

{}

Error message

{}

What it means

Error "{}" thrown in apache/flink.

Source

Thrown at flink-filesystems/flink-s3-fs-base/src/main/java/org/apache/flink/fs/s3/common/AbstractS3FileSystemFactory.java:231

            Preconditions.checkArgument(localTmpDirectories.length > 0);
            final String localTmpDirectory = localTmpDirectories[0];
            final long s3minPartSize = flinkConfig.get(PART_UPLOAD_MIN_SIZE);
            final int maxConcurrentUploads = flinkConfig.get(MAX_CONCURRENT_UPLOADS);
            final S3AccessHelper s3AccessHelper = getS3AccessHelper(fs);

            return createFlinkFileSystem(
                    fs,
                    S5CmdConfiguration.of(flinkConfig).orElse(null),
                    localTmpDirectory,
                    entropyInjectionKey,
                    numEntropyChars,
                    s3AccessHelper,
                    s3minPartSize,
                    maxConcurrentUploads);
        } catch (IOException e) {
            throw e;
        } catch (Exception e) {
            throw new IOException(e.getMessage(), e);
        }
    }

    protected FileSystem createFlinkFileSystem(
            org.apache.hadoop.fs.FileSystem fs,
            @Nullable S5CmdConfiguration s5CmdConfiguration,
            String localTmpDirectory,
            @Nullable String entropyInjectionKey,
            int numEntropyChars,
            @Nullable S3AccessHelper s3AccessHelper,
            long s3minPartSize,
            int maxConcurrentUploads) {
        return new FlinkS3FileSystem(
                fs,
                s5CmdConfiguration,
                localTmpDirectory,
                entropyInjectionKey,
                numEntropyChars,

View on GitHub (pinned to 2f3c205e92)

Solutions

1. Address the cause reported by the error message: 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 ("the reported value") and rerun the job or command.

When it happens

Trigger: Triggered at runtime when the operation fails because: the reported value.

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

AI-assisted analysis of apache/flink@2f3c205e92 (2026-08-14). Data as JSON: /api/errors/749c5196c71dd532. Report an issue: GitHub.