1. Verify that the following files exist in the NetVault_Home\reports\templates folder:
client_group_total_data_stored
clientgroups
2. Then edit NetVault_Home\etc\cannedreports folder and add the following:
[Report:Chargeback Capacity Usage]
components = client_group_total_data_stored, clientgroups
header = default
footer = default
3. Run NetVault_home\util\nvaddcannedreports