You have messages.
*label
Automatically selected Storage: File
Enter new Volume name: diaria3
Defined Pools:
     1: Default
     2: Cliente1
     3: Cliente2
Select the Pool (1-3): 2
Connecting to Storage daemon File at gloria:9103 ...
Sending label command for Volume "diaria3" Slot 0 ...
3911 Cannot label Volume because it is already labeled: "diaria"
Label command failed for Volume diaria3.
Do not forget to mount the drive!!!
*