AEG Electrolux FAVORIT 35085 VI Instruction Book page 35

The dishes are wet and dull
Rinse aid was not used.
The rinse aid dispenser is empty.
There are streaks, milky spots or a bluish coating on glasses
and dishes
Decrease rinse aid dosing.
Water drops have dried onto glasses and dishes
Increase rinse aid dosing.
The detergent may be the cause. Contact the detergent
manufacturer's consumer care line.
Operating instructions
35