Important: MSR 2.9.x reaches End of Life (EOL) on 2026-DEC-01. Mirantis strongly recommends upgrading to the latest supported version to continue receiving updates, fixes, and support.

Failed to estimate migration error message

During the Estimate stage of the migration workflow, you may encounter the following error message:

failed to estimate MSR registry migration: failed to verify given directory: unable to get directory FileInfo: /mnt/test2: stat /mnt/test2: no such file or directory

1. When running MMT from a Docker container, ensure that the path provided for storing migration data has been mounted as a docker volume to the local machine.

2. When running MMT outside of Docker, ensure the path provided exists.