Hello,
Please try the following steps to resolve the issue:
-Instead of using mapped drive, we suggest you to use UNC path to create backup-to-disk folder.
-Please create the Backup-to-Disk folder using UNC path (specify IP Address).
-Ping the remote server and check for connectivity issues.
-Enter the host name and IP address of the remote server on which Backup-to-Disk is to be created in hosts file of the Backup Server.
Thanks,
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