Warning message
VMBackup: WARNING! - staging directory <XXXX> already exists! this could be indicative of a problem, proceeding by deleting current directory and recreating a new one.
Warning description
This message indicates that a previous backup did not complete successfully and the old snapshot is still in the staging directory.
Backup & Disaster Recovery appliance deletes the directory and snapshot, and continues with the current backup. This may cause the backup for this VM to take a bit longer to complete.