Helpppp. social media login

none of the social media loggin- facebook, twitter and linkedin for my app is working. i keep getting error message when i click any of the loggin button
and i have set up the app key all correctly twitter Capture6Capture6! Capture0|535x94
facebook
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linkedin
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I can’t help with the Twitter issue, but the FB issue can be solved following the instructions here: [SOLVED] FB Login domain problem

gggg
getting a new error.
the client OAuth and web OAuth is on still