Hi,We have the same problem when trying to backup data

42909:nsrndmp_save: Performing DAR Backup.. 
83564:nsrndmp_save: Performing full backup
42596:nsrndmp_save: get extention list: communication failure.
backup failed.
hnas:/__VOLUME__/SATA-4k: retried 1 times.

Did you get an answer ?

Many thanks in advance,
Yann

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