Troubleshooting a Confluent Cloud import topic

This document provides some common troubleshooting tips for Confluent Cloud import topics.

After you configure the import topic and start ingesting messages, you can check the relevant Cloud Monitoring metrics to see if data is ingested. Perform the following steps:

  1. In the console, go to the Topics page.

    Go to Topics

  2. Click the Confluent Cloud import topic that you want to troubleshoot.

  3. In the topic details page, click the Metrics tab.

  4. Check the chart for the metric Ingestion byte count.

  5. If no data is being ingested, in the topic details page, check to see if there is an error for the Topic state field.

  6. You can also check the metric Ingestion data source state. To do so, in the topic details page, click the Metrics tab.

  7. Here is a list of errors that you might encounter:

    Error Code Description Fix
    CONFLUENT_CLOUD_PERMISSION_DENIED Error consuming data from Confluent Cloud due to permission issues. Verify the identity provider has been correctly configured and the identity pool has been given the appropriate roles.
    Verify that the Pub/Sub service account has the iam.serviceAccounts.getOpenIdToken permission. For more information, see Add the Service Account Token Creator role to the Pub/Sub service account.
    Verify that you have added the service account user role to the service account. For more information, see Add the service account user role to the service account.
    PUBLISH_PERMISSION_DENIED Error publishing to the topic due to permission issues. Grant the Pub/Sub service account the necessary publish permissions. For more information, see Add the Pub/Sub publisher role to the Pub/Sub service account.
    UNREACHABLE_BOOTSTRAP_SERVER The provided bootstrap server address is unreachable. Verify the bootstrap server address for accuracy and ensure that the server is publicly accessible.
    CLUSTER_NOT_FOUND The provided cluster wasn't found. Verify the cluster ID for accuracy. Ensure that the cluster exists.
    TOPIC_NOT_FOUND The provided Kafka topic wasn't found. Verify the Kafka topic name for accuracy. Ensure that the topic exists within the specified cluster.

If there are no errors till this point, check the best practices in Maintain a healthy publisher.

You can also enable platform logs for a import topic. These logs help you troubleshoot issues when you have issues ingesting objects into Pub/Sub import topics.

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