The activation of this (amber yellow) "warning" indicates that dtc (ducati traction control) has been turned off.
Note
In this case, ducati recommends being very careful when riding as the vehicle behaviour will be different in comparison to when operating with the traction control activated.

Low battery level
Hands free key (hf) not recognisedRefitting the fuel tank fairings
Make sure that the following components are fitted on the tank fairing (22):
Spacers (18);
Seals (20).
Fit the clips (19) to the central cover (22) at the positions shown,
inserting the tabs (h) into the slots (l).
Apply threadlocker to the screws (14).
Place the tank fairing (22) ...
Technical specifications
General
Colours
Transmission
Timing system/valves
Crankshaft
Cylinder/piston
Gearbox
Cooling system
Front wheel
Front suspension (diavel abs)
Front suspension (diavel carbon abs)
Rear wheel
Rear suspension (diavel abs)
Rear suspensio ...
Number plate light not working
Fault codes
Dds: no fault code displayed.
Dashboard: no fault code displayed.
Location of connections and components
Location of rear turn indicator and number plate light connection.
pin numbering for wiring harness side dashboard connector.
Checks
The number plate light receives p ...