How does the Xiaomi Smart Pet Food Feeder 2 inform food blockage?

The indicator of blockage reminder lights up in orange and the Mi Home/Xiaomi Home APP will remind you of food blockage. Please clean the food blockage, empty the food bowl and adjust the food bowl. Then, tap the [...] at the right top of the Mi Home/Xiaomi Home APP, tap the [Weight calibration] and calibrate the weight based on the notifications of the Mi Home/Xiaomi Home APP.

Note:
The indicator ⑦ means insufficient food.