Error: Migration Failed - Dropbox Source Download Failed
Reconnect Dropbox and reselect source ZIP when migration source download fails.
Meaning
Migration runtime could not fetch selected backup ZIP from Dropbox before apply phase.
Top Causes
- Expired/revoked Dropbox access token.
- Selected ZIP path no longer exists.
- Permission mismatch after app key/secret change.
Recovery
- Reconnect Dropbox in Cloud Providers.
- Open Stored Backups and verify ZIP presence.
- Reselect ZIP and restart migration.