Issue with facebook login

I want to add login with facebook in my website. so i have been used demo in following url:
 
https://github.com/LoriKarikari/Social-C...pplication
 
but i cant able to login because it returns errors.please check following screenshot:
https://snag.gy/Wq86ZB.jpg
 
Thank You.

Facebook is going through lots of changes with their API so your code that
you are using is probability out of date.

What did you Try? What did you Get? What did you Expect?

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