Miele PW 6080 Vario Operating And Installation Instructions page 31

If a Disinfection program is running the following message
is displayed:
Fault
O
Container empty
OK
H
The program will be canceled.
^ Press direct select button D, to delete the message in
the display. Refill the container.
^ Start the program again.
,
If the container is empty for a disinfection program, it
can be assumed that disinfection has not taken place.
Restart the program.
Detergent
31