Symptoms
Replication fails with the following error:
The disk with your backup data is not connected. Connect the disk to replicate a backup in it.
Cause
Drive containing the backup is not accessible.
Solution
Connect the external drive with the backup to your computer and reattempt replication.
If the drive is connected but you still receive the error, connect the drive to a different port and check that the drive is visible in Windows Explorer and in Acronis True Image interface.