problem on sumsung refrigerator

[sml2010]

Model Number: RSG5FURS2
Brand: Samsung
Age: 1-5 years

Hi to all

I have a below side by side refrigerator :

http://www.samsung.com/au/consumer/h.../RSG5FURS2/XSA

and please sea below picture to know my problem in this side by side :





Can you please tell me why i have thrush and ice in my side by side?


The fridge degree is set on : 3 centigrade
The freezer degree is set on : -20 centigrade

I am wait for your help

Thank you

[Doc Ryan]

What is this a picture of? Is the refrigerator cooling properly?