apache/hadoop · error · NoAuthWithAWSException

{name}No AWS Credential Providers

Error message

{name}No AWS Credential Providers

What it means

Error "{name}No AWS Credential Providers" thrown in apache/hadoop.

Source

Thrown at hadoop-tools/hadoop-aws/src/main/java/org/apache/hadoop/fs/s3a/AWSCredentialProviderList.java:243

    }
  }

  /**
   * Returns the underlying list of providers.
   *
   * @return providers
   */
  public List<AwsCredentialsProvider> getProviders() {
    return providers;
  }

  /**
   * Verify that the provider list is not empty.
   * @throws SdkException if there are no providers.
   */
  public void checkNotEmpty() {
    if (providers.isEmpty()) {
      throw new NoAuthWithAWSException(name + NO_AWS_CREDENTIAL_PROVIDERS);
    }
  }

  /**
   * List all the providers' names.
   * @return a list of names, separated by spaces (with a trailing one).
   * If there are no providers, "" is returned.
   */
  public String listProviderNames() {
    return providers.stream()
        .map(provider -> provider.getClass().getSimpleName() + ' ')
        .collect(Collectors.joining());
  }

  /**
   * The string value is this class name and the string values of nested
   * providers.
   * @return a string value for debugging.

View on GitHub (pinned to 2add963021)

Solutions

1. Configure fs.s3a.aws.credentials.provider with at least one credential provider class.

When it happens

Trigger: Thrown at hadoop-tools/hadoop-aws/src/main/java/org/apache/hadoop/fs/s3a/AWSCredentialProviderList.java:243 when the library encounters an invalid state.

Common situations: See trigger scenarios.

AI-assisted analysis of apache/hadoop@2add963021 (2026-08-22). Data as JSON: /api/errors/bf6e0324fc90a42b. Report an issue: GitHub.