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BA7028: Cloud City Immutability Configurations Mismatch Local

The cloud container has Immutability enabled, but the job does not. Enable ‘Cloud immutable backups’ in the job settings.

Error code Product Applies to
BA7028 BackupAssist Classic BackupAssist Classic v15 and later

Description

If you receive this error, it means that the target bucket/container has immutability features enabled, however the backup job is not using the Cloud Immutability feature, and this is not a supported combination.

The key reason for this being unsupported is that only the Cloud Immutability Cloud Backup format can take advantage of provider-level immutability features to protect your backup data. The original backup format does not achieve this level of recoverability.

Resolution

Please reconfigure the current bucket/container without immutability enabled (where supported) or create a new bucket/container with immutability disabled.

Alternatively enable Cloud Immutability in the backup job.

See Cloud Immutability for more details on configuring your bucket/container with BackupAssist.

Last updated Created Further assistance
13th Jun 2025 5th Nov 2025 BackupAssist Support page