Facebook authentification - Unknown error

Hi All,

I am new to Nop Commerce and trying to put login with facebook button on login screen.

I have followed all the steps mentioned but getting the error Unknown error. I am using nopcommerce 3.80. Please advice. Thank You

Update: when I click on Log in with facebook button I get the message Unknown error and url gets appended with /login#_=_.

Please help

Everyone is having the same problem, since when Facebook has terminated support to API ver. 2.2
I hope that someone will post a solution

I have same problem, I using nopcommerce 3.8

Can anyone help me out in nopcommerce facebook login Unknown error. We are using this package on "Install-Package Microsoft.Owin.Security.Facebook -Version 3.1.0-rc1" on mvc site then facbook login is working fine but if i am using same package in nopcommerce then showing same error.

Please help me out for the same so we can provide solution to others.

Nop Commerce core team, Please help us on this issue.

Is this problem only with Version 3.80? Please advice. Its a very important feature for any eCommerce site. Please suggest.

Check the following post for a solution. The team mentioned that the issue is already confirmed.

this problem is in 3.90 too :( :( :( :(

[email protected] wrote:
have you found any solution for 3.80?

Hello im getting status response code error 401 on debugging as i tried to login via facebook to my website...

Debugging says error 401

while on running it says error :


This redirect failed because the redirect URI is not whitelisted in the app’s Client OAuth Settings. Make sure Client and Web OAuth Login are on and add all your app domains as Valid OAuth Redirect URIs..

Need help to resolve this issue im using nopcommerce version 3.9

I already asked about 5 hours ago but no response by nopcommerce team ..Anmy body guide me about this to resolve it