Determine whether the volume reported hosts the replicated folder, the staging folder or both as in default configuration. ...

Determine whether the volume reported hosts the replicated folder, the staging folder or both as in default configuration. See additional information about disk space under the informational section in the table titled "Current used and free disk space on volumes where replicated folders are stored". Ensure that enough free space is available on the volume for replication to proceed or move the associated replicated folder or staging folder to a different volume that has more free space.